NEVER TYPE WHILE VIDSPEED IS RUNNING!! the keyboard handler takes away time
and can skew your results. If you run VIDSPEED over and over you should
get exactly the same results if run in the same environment (some resident
programs can slow your machine down, as well as some device drivers).


5316W 2525R Bytes per millisecond 27.96KHz 70.06Hz 320x200x256 (VGA/MCGA)
^ ^ ^ ^ ^
| | | | |
| | | | +-- Width, Height,
| | | | Number of colors,
| +--- Access Speed of card | | and Video card.
| when reading from | |
| Video RAM | +--- Vertical Scan Frequency
| |
+--- Access Speed of card when +----- Horizontal Scan Frequency
writing to Video RAM




Here are some example results (all done with a previous version of VIDSPEED
which only test write performance in 16 bits):


On a IBM Model 70:

IBM VGA
-------
7729 Bytes per millisecond Normal Ram
990 Bytes per millisecond 27.99KHz 70.09Hz 40x25 (text)
610 Bytes per millisecond 27.99KHz 70.09Hz 80x25 (text)
611 Bytes per millisecond 27.99KHz 70.09Hz 80x50 (text)
990 Bytes per millisecond 27.99KHz 70.09Hz 320x200x4 (CGA)
611 Bytes per millisecond 27.99KHz 70.09Hz 640x200x2 (CGA)
611 Bytes per millisecond 27.99KHz 70.09Hz 640x200x16 (EGA)
676 Bytes per millisecond 24.49KHz 70.09Hz 640x350x16 (EGA)
990 Bytes per millisecond 27.99KHz 70.09Hz 320x200x16 (EGA)
611 Bytes per millisecond 27.99KHz 70.09Hz 320x200x256 (VGA/MCGA)
597 Bytes per millisecond 28.73KHz 59.93Hz 640x480x16 (VGA)
597 Bytes per millisecond 28.73KHz 59.93Hz 640x480x2 (VGA/MCGA)
677 Bytes per millisecond 28.74KHz 59.97Hz 360x480x256 (VGA)


On a Micronics 33mhz 386:

Video 7 VRAM 512k SuperVGA - 16 bit - Video 7 LSI
-------------------------------------------------
10731 Bytes per millisecond Normal Ram
612 Bytes per millisecond 28.04KHz 70.09Hz 40x25 (text)
1426 Bytes per millisecond 28.04KHz 70.09Hz 80x25 (text)
1422 Bytes per millisecond 28.04KHz 70.09Hz 80x50 (text)
1375 Bytes per millisecond 28.04KHz 70.09Hz 320x200x4 (CGA)
2923 Bytes per millisecond 28.04KHz 70.09Hz 640x200x2 (CGA)
2923 Bytes per millisecond 28.04KHz 70.09Hz 640x200x16 (EGA)
2924 Bytes per millisecond 24.53KHz 70.09Hz 640x350x16 (EGA)
1380 Bytes per millisecond 28.04KHz 70.09Hz 320x200x16 (EGA)
2902 Bytes per millisecond 28.04KHz 70.09Hz 320x200x256 (VGA/MCGA)
2923 Bytes per millisecond 28.77KHz 59.94Hz 640x480x16 (VGA)
2923 Bytes per millisecond 28.77KHz 59.94Hz 640x480x2 (VGA/MCGA)
2268 Bytes per millisecond 34.35KHz 57.24Hz 800x600x2 (S-VGA)
2268 Bytes per millisecond 34.35KHz 57.24Hz 800x600x16 (S-VGA)
1813 Bytes per millisecond 27.50KHz 68.75Hz 640x400x256 (S-VGA)
1745 Bytes per millisecond 28.77KHz 59.94Hz 640x480x256 (S-VGA)
2231 Bytes per millisecond 31.53KHz 52.55Hz 800x600x256 (S-VGA)
2228 Bytes per millisecond 45.78KHz 59.63Hz 1024x768x2 (S-VGA)
2218 Bytes per millisecond 45.78KHz 59.63Hz 1024x768x16 (S-VGA)
3276 Bytes per millisecond 28.79KHz 59.98Hz 360x480x256 (VGA)


On a Compaq 20mhz 386 with NEC MultiSync 5D:

Headland VRAM II 1meg - 16 bit - Headland Tech (Video 7) LSI
------------------------------------------------------------
7658 Bytes per millisecond Normal Ram
1882 Bytes per millisecond 28.01KHz 70.10Hz 40x25 (text)
3335 Bytes per millisecond 28.01KHz 70.11Hz 80x25 (text)
3330 Bytes per millisecond 28.01KHz 70.10Hz 80x50 (text)
2707 Bytes per millisecond 28.01KHz 70.10Hz 320x200x4 (CGA)
2888 Bytes per millisecond 28.01KHz 70.11Hz 640x200x2 (CGA)
2890 Bytes per millisecond 28.01KHz 70.10Hz 640x200x16 (EGA)
2893 Bytes per millisecond 24.51KHz 70.10Hz 640x350x16 (EGA)
1414 Bytes per millisecond 28.01KHz 70.11Hz 320x200x16 (EGA)
3326 Bytes per millisecond 28.01KHz 70.10Hz 320x200x256 (VGA/MCGA)
3141 Bytes per millisecond 28.75KHz 59.95Hz 640x480x16 (VGA)
3141 Bytes per millisecond 28.75KHz 59.96Hz 640x480x2 (VGA/MCGA)
2458 Bytes per millisecond 36.17KHz 60.33Hz 800x600x2 (S-VGA)
2458 Bytes per millisecond 36.17KHz 60.34Hz 800x600x16 (S-VGA)
4601 Bytes per millisecond 28.01KHz 70.10Hz 640x400x256 (S-VGA)
4590 Bytes per millisecond 28.75KHz 59.95Hz 640x480x256 (S-VGA)
4427 Bytes per millisecond 36.17KHz 60.34Hz 800x600x256 (S-VGA)
3861 Bytes per millisecond 45.75KHz 59.63Hz 1024x768x2 (S-VGA)
2249 Bytes per millisecond 45.75KHz 59.64Hz 1024x768x16 (S-VGA)
2070 Bytes per millisecond 28.77KHz 60.00Hz 360x480x256 (VGA)
3789 Bytes per millisecond 45.75KHz 59.64Hz 1024x768x256 (S-VGA)

MicroKey VGA board - 16 bit - Trident 8900 Chipset
-------------------------------------------------------
7658 Bytes per millisecond Normal Ram
2892 Bytes per millisecond 27.87KHz 69.76Hz 40x25 (text)
2925 Bytes per millisecond 27.87KHz 69.78Hz 80x25 (text)
2921 Bytes per millisecond 27.87KHz 69.76Hz 80x50 (text)
2956 Bytes per millisecond 27.87KHz 69.76Hz 320x200x4 (CGA)
1246 Bytes per millisecond 27.87KHz 69.75Hz 640x200x2 (CGA)
1246 Bytes per millisecond 27.87KHz 69.76Hz 640x200x16 (EGA)
1246 Bytes per millisecond 24.39KHz 69.76Hz 640x350x16 (EGA)
1248 Bytes per millisecond 27.87KHz 69.76Hz 320x200x16 (EGA)
2955 Bytes per millisecond 27.87KHz 69.75Hz 320x200x256 (VGA/MCGA)
1246 Bytes per millisecond 28.61KHz 59.66Hz 640x480x16 (VGA)
1246 Bytes per millisecond 28.61KHz 59.66Hz 640x480x2 (VGA/MCGA)
1225 Bytes per millisecond 33.53KHz 55.93Hz 800x600x2 (S-VGA)
1225 Bytes per millisecond 33.53KHz 55.93Hz 800x600x16 (S-VGA)
2851 Bytes per millisecond 27.87KHz 69.76Hz 640x400x256 (S-VGA)
2851 Bytes per millisecond 28.61KHz 59.66Hz 640x480x256 (S-VGA)
2681 Bytes per millisecond 33.53KHz 55.93Hz 800x600x256 (S-VGA)
1173 Bytes per millisecond 32.72KHz 85.30Hz 1024x768x2 (S-VGA)
1173 Bytes per millisecond 32.72KHz 85.30Hz 1024x768x16 (S-VGA)
1244 Bytes per millisecond 22.73KHz 47.38Hz 360x480x256 (VGA) (didn't sync)
2189 Bytes per millisecond 32.72KHz 85.30Hz 1024x768x256 (S-VGA)


ATI VGA Wonder Plus board - 16 bit - ATI28800-2 Chipset
-------------------------------------------------------
7658 Bytes per millisecond Normal Ram
4970 Bytes per millisecond 28.02KHz 70.12Hz 40x25 (text)
4063 Bytes per millisecond 28.02KHz 70.12Hz 80x25 (text)
4063 Bytes per millisecond 28.02KHz 70.12Hz 80x50 (text)
4946 Bytes per millisecond 28.01KHz 70.10Hz 320x200x4 (CGA)
3008 Bytes per millisecond 28.01KHz 70.10Hz 640x200x2 (CGA)
3007 Bytes per millisecond 28.01KHz 70.10Hz 640x200x16 (EGA)
3014 Bytes per millisecond 24.49KHz 70.10Hz 640x350x16 (EGA)
3002 Bytes per millisecond 28.01KHz 70.10Hz 320x200x16 (EGA)
4933 Bytes per millisecond 28.01KHz 70.10Hz 320x200x256 (VGA/MCGA)
3007 Bytes per millisecond 28.75KHz 59.95Hz 640x480x16 (VGA)
3006 Bytes per millisecond 28.75KHz 59.95Hz 640x480x2 (VGA/MCGA)
2976 Bytes per millisecond 36.14KHz 60.28Hz 800x600x2 (S-VGA)
2976 Bytes per millisecond 36.14KHz 60.27Hz 800x600x16 (S-VGA)
4078 Bytes per millisecond 28.01KHz 70.10Hz 640x400x256 (S-VGA)
4051 Bytes per millisecond 28.75KHz 59.95Hz 640x480x256 (S-VGA)
1832 Bytes per millisecond 36.14KHz 60.28Hz 800x600x256 (S-VGA)
1811 Bytes per millisecond 45.85KHz 59.75Hz 1024x768x2 (S-VGA)
1811 Bytes per millisecond 45.85KHz 59.75Hz 1024x768x16 (S-VGA)
3009 Bytes per millisecond 28.78KHz 60.01Hz 360x480x256 (VGA)


Criterion SVGA test board - 16 bit - NCR 77C22 Chipset
------------------------------------------------------
7658 Bytes per millisecond Normal Ram
5953 Bytes per millisecond 28.01KHz 70.09Hz 40x25 (text)
5535 Bytes per millisecond 28.01KHz 70.09Hz 80x25 (text)
5520 Bytes per millisecond 28.01KHz 70.09Hz 80x50 (text)
5921 Bytes per millisecond 28.00KHz 70.08Hz 320x200x4 (CGA)
5556 Bytes per millisecond 28.00KHz 70.08Hz 640x200x2 (CGA)
5557 Bytes per millisecond 28.00KHz 70.08Hz 640x200x16 (EGA)
5652 Bytes per millisecond 24.50KHz 70.09Hz 640x350x2 (EGA)
5652 Bytes per millisecond 24.50KHz 70.08Hz 640x350x4 (EGA)
5652 Bytes per millisecond 24.50KHz 70.09Hz 640x350x16 (EGA)
5919 Bytes per millisecond 28.01KHz 70.08Hz 320x200x16 (EGA)
5555 Bytes per millisecond 28.01KHz 70.09Hz 320x200x256 (VGA/MCGA)
5535 Bytes per millisecond 28.74KHz 59.94Hz 640x480x16 (VGA)
5535 Bytes per millisecond 28.74KHz 59.94Hz 640x480x2 (VGA/MCGA)
4924 Bytes per millisecond 35.87KHz 59.84Hz 800x600x2 (S-VGA)
4924 Bytes per millisecond 35.86KHz 59.84Hz 800x600x16 (S-VGA)
4349 Bytes per millisecond 28.01KHz 70.09Hz 640x400x256 (S-VGA)
4297 Bytes per millisecond 28.74KHz 59.94Hz 640x480x256 (S-VGA)
5421 Bytes per millisecond 28.76KHz 59.98Hz 360x480x256 (VGA)


COMPAQ SVGA test board - 16 bit - Compaq Starlight Chipset
----------------------------------------------------------
7658 Bytes per millisecond Normal Ram
1809 Bytes per millisecond 28.01KHz 70.09Hz 40x25 (text)
1678 Bytes per millisecond 28.01KHz 70.09Hz 80x25 (text)
1678 Bytes per millisecond 28.00KHz 70.07Hz 80x50 (text)
1802 Bytes per millisecond 28.01KHz 70.08Hz 320x200x4 (CGA)
1787 Bytes per millisecond 28.01KHz 70.09Hz 640x200x2 (CGA)
1787 Bytes per millisecond 28.01KHz 70.08Hz 640x200x16 (EGA)
1802 Bytes per millisecond 24.50KHz 70.09Hz 640x350x16 (EGA)
1802 Bytes per millisecond 28.01KHz 70.09Hz 320x200x16 (EGA)
1786 Bytes per millisecond 28.00KHz 70.09Hz 320x200x256 (VGA/MCGA)
1784 Bytes per millisecond 28.74KHz 59.94Hz 640x480x16 (VGA)
1784 Bytes per millisecond 28.74KHz 59.94Hz 640x480x2 (VGA/MCGA)
948 Bytes per millisecond 28.74KHz 59.94Hz 640x480x256 (S-VGA)
1559 Bytes per millisecond 28.76KHz 59.98Hz 360x480x256 (VGA)


GENOA 6400 board - 8 bit - Genoa Chipset
----------------------------------------
7631 Bytes per millisecond Normal Ram
1009 Bytes per millisecond 27.89KHz 70.07Hz 40x25 (text)
717 Bytes per millisecond 27.90KHz 70.15Hz 80x25 (text)
717 Bytes per millisecond 27.90KHz 70.15Hz 80x50 (text)
1096 Bytes per millisecond 27.90KHz 70.07Hz 320x200x4 (CGA)
720 Bytes per millisecond 27.90KHz 70.15Hz 640x200x2 (CGA)
720 Bytes per millisecond 27.89KHz 70.07Hz 640x200x16 (EGA)
720 Bytes per millisecond 24.38KHz 70.07Hz 640x350x16 (EGA)
1096 Bytes per millisecond 27.90KHz 70.11Hz 320x200x16 (EGA)
720 Bytes per millisecond 27.89KHz 70.11Hz 320x200x256 (VGA/MCGA)
720 Bytes per millisecond 28.63KHz 59.96Hz 640x480x16 (VGA)
720 Bytes per millisecond 28.63KHz 59.96Hz 640x480x2 (VGA/MCGA)
720 Bytes per millisecond 28.64KHz 59.96Hz 640x480x256 (S-VGA)
698 Bytes per millisecond 33.30KHz 86.90Hz 1024x768x2 (S-VGA)
698 Bytes per millisecond 33.29KHz 86.96Hz 1024x768x16 (S-VGA)
815 Bytes per millisecond 28.65KHz 60.00Hz 360x480x256 (VGA)


TSENG Rev E Chip board - 16 bit - Tseng ET4000 Chipset
------------------------------------------------------
7655 Bytes per millisecond Normal Ram
6400 Bytes per millisecond 24.50KHz 70.09Hz 40x25 (text)
6400 Bytes per millisecond 29.94KHz 59.94Hz 80x25 (text)
6400 Bytes per millisecond 29.94KHz 59.94Hz 80x50 (text)
6396 Bytes per millisecond 28.01KHz 70.09Hz 320x200x4 (CGA)
6386 Bytes per millisecond 28.01KHz 70.09Hz 640x200x2 (CGA)
6380 Bytes per millisecond 28.01KHz 70.10Hz 640x200x16 (EGA)
6382 Bytes per millisecond 24.50KHz 70.08Hz 640x350x16 (EGA)
6380 Bytes per millisecond 28.00KHz 70.08Hz 320x200x16 (EGA)
6392 Bytes per millisecond 28.00KHz 70.08Hz 320x200x256 (VGA/MCGA)
6383 Bytes per millisecond 28.74KHz 59.94Hz 640x480x16 (VGA)
6383 Bytes per millisecond 28.74KHz 59.94Hz 640x480x2 (VGA/MCGA)
6392 Bytes per millisecond 35.86KHz 59.84Hz 800x600x2 (S-VGA)
6392 Bytes per millisecond 35.86KHz 59.85Hz 800x600x16 (S-VGA)
6392 Bytes per millisecond 28.00KHz 70.09Hz 640x400x256 (S-VGA)
6392 Bytes per millisecond 28.74KHz 59.94Hz 640x480x256 (S-VGA)
6392 Bytes per millisecond 35.86KHz 59.84Hz 800x600x256 (S-VGA)
6374 Bytes per millisecond 28.76KHz 59.98Hz 360x480x256 (VGA)
interlaced:
6380 Bytes per millisecond 31.64KHz 82.46Hz 1024x768x2 (S-VGA)
6387 Bytes per millisecond 31.62KHz 82.44Hz 1024x768x16 (S-VGA)
6392 Bytes per millisecond 31.63KHz 82.46Hz 1024x768x256 (S-VGA)
non-interlaced:
6363 Bytes per millisecond 46.33KHz 60.56Hz 1024x768x2 (S-VGA)
6363 Bytes per millisecond 46.33KHz 60.59Hz 1024x768x16 (S-VGA)
6370 Bytes per millisecond 46.33KHz 60.59Hz 1024x768x256 (S-VGA)

STB EM-16 Plus SuperVGA - 16 bit - Tseng 4000 Chip
--------------------------------------------------
7655 Bytes per millisecond Normal Ram
5120 Bytes per millisecond 28.02KHz 70.13Hz 40x25 (text)
5094 Bytes per millisecond 29.96KHz 59.97Hz 80x25 (text)
5094 Bytes per millisecond 29.96KHz 59.97Hz 80x50 (text)
5098 Bytes per millisecond 28.02KHz 70.13Hz 320x200x4 (CGA)
5092 Bytes per millisecond 28.02KHz 70.13Hz 640x200x2 (CGA)
5100 Bytes per millisecond 28.02KHz 70.13Hz 640x200x16 (EGA)
5098 Bytes per millisecond 24.52KHz 70.13Hz 640x350x16 (EGA)
5094 Bytes per millisecond 28.02KHz 70.13Hz 320x200x16 (EGA)
5096 Bytes per millisecond 28.02KHz 70.13Hz 320x200x256 (VGA/MCGA)
5096 Bytes per millisecond 28.76KHz 59.97Hz 640x480x16 (VGA)
5096 Bytes per millisecond 33.74KHz 56.32Hz 800x600x16 (S-VGA)
5095 Bytes per millisecond 28.76KHz 59.97Hz 640x480x256 (S-VGA)
5096 Bytes per millisecond 33.74KHz 56.32Hz 800x600x256 (S-VGA)
5096 Bytes per millisecond 28.78KHz 60.00Hz 360x480x256 (VGA)
interlaced:
5096 Bytes per millisecond 32.60KHz 85.05Hz 1024x768x16 (S-VGA)
5096 Bytes per millisecond 32.60KHz 85.05Hz 1024x768x256 (S-VGA)
non-interlaced:
5095 Bytes per millisecond 46.10KHz 60.10Hz 1024x768x16 (S-VGA)
4828 Bytes per millisecond 46.10KHz 60.10Hz 1024x768x256 (S-VGA)


Ahead Wizard 512k SuperVGA - 16 bit - Ahead Rev B Chip
------------------------------------------------------
7655 Bytes per millisecond Normal Ram
2612 Bytes per millisecond 28.01KHz 70.09Hz 40x25 (text)
2235 Bytes per millisecond 28.01KHz 70.09Hz 80x25 (text)
2230 Bytes per millisecond 28.01KHz 70.09Hz 80x50 (text)
2665 Bytes per millisecond 28.01KHz 70.09Hz 320x200x4 (CGA)
2563 Bytes per millisecond 28.01KHz 70.09Hz 640x200x2 (CGA)
2563 Bytes per millisecond 28.01KHz 70.09Hz 640x200x16 (EGA)
2591 Bytes per millisecond 24.50KHz 70.09Hz 640x350x16 (EGA)
2666 Bytes per millisecond 28.01KHz 70.09Hz 320x200x16 (EGA)
2563 Bytes per millisecond 28.01KHz 70.09Hz 320x200x256 (VGA/MCGA)
2557 Bytes per millisecond 28.74KHz 59.93Hz 640x480x16 (VGA)
2556 Bytes per millisecond 28.74KHz 59.93Hz 640x480x2 (VGA/MCGA)
1201 Bytes per millisecond 33.59KHz 56.07Hz 800x600x2 (S-VGA)
1201 Bytes per millisecond 33.59KHz 56.07Hz 800x600x16 (S-VGA)
1304 Bytes per millisecond 28.01KHz 70.09Hz 640x400x256 (S-VGA)
1267 Bytes per millisecond 28.74KHz 59.93Hz 640x480x256 (S-VGA)
1189 Bytes per millisecond 24.62KHz 82.18Hz 800x600x256 (S-VGA)
1178 Bytes per millisecond 30.53KHz 79.62Hz 1024x768x2 (S-VGA)
1178 Bytes per millisecond 30.53KHz 79.62Hz 1024x768x16 (S-VGA)
2358 Bytes per millisecond 28.76KHz 59.97Hz 360x480x256 (VGA)

Willow VGA-TV SuperVGA - 8 bit - Tseng Chip in Normal VGA mode
----------------------------------------------------------------
7655 Bytes per millisecond Normal Ram
672 Bytes per millisecond 28.60KHz 71.59Hz 40x25 (text)
667 Bytes per millisecond 28.32KHz 70.87Hz 80x25 (text)
667 Bytes per millisecond 28.32KHz 70.87Hz 80x50 (text)
674 Bytes per millisecond 28.29KHz 70.80Hz 320x200x4 (CGA)
667 Bytes per millisecond 28.01KHz 70.09Hz 640x200x2 (CGA)
670 Bytes per millisecond 28.01KHz 70.09Hz 640x200x16 (EGA)
678 Bytes per millisecond 24.50KHz 70.09Hz 640x350x16 (EGA)
674 Bytes per millisecond 28.29KHz 70.80Hz 320x200x16 (EGA)
670 Bytes per millisecond 28.01KHz 70.09Hz 320x200x256 (VGA/MCGA)
664 Bytes per millisecond 28.74KHz 59.93Hz 640x480x16 (VGA)
663 Bytes per millisecond 28.74KHz 59.93Hz 640x480x2 (VGA/MCGA)
869 Bytes per millisecond 33.49KHz 55.89Hz 800x600x2 (S-VGA)
869 Bytes per millisecond 33.49KHz 55.89Hz 800x600x16 (S-VGA)
682 Bytes per millisecond 24.70KHz 70.64Hz 640x350x256 (S-VGA)
670 Bytes per millisecond 29.04KHz 60.54Hz 640x480x256 (S-VGA)
869 Bytes per millisecond 33.49KHz 55.89Hz 800x600x256 (S-VGA)
745 Bytes per millisecond 29.08KHz 60.64Hz 360x480x256 (VGA)


Willow VGA-TV SuperVGA - 8 bit - Tseng Chip in NTSC Video mode
----------------------------------------------------------------
7655 Bytes per millisecond Normal Ram
718 Bytes per millisecond 11.97KHz 59.93Hz 40x25 (text)
719 Bytes per millisecond 11.97KHz 59.93Hz 80x25 (text)
719 Bytes per millisecond 11.97KHz 59.93Hz 80x25 (text)
718 Bytes per millisecond 11.97KHz 59.93Hz 320x200x4 (CGA)
719 Bytes per millisecond 11.97KHz 59.93Hz 640x200x2 (CGA)
719 Bytes per millisecond 11.97KHz 59.93Hz 640x200x16 (EGA)
731 Bytes per millisecond 10.53KHz 59.93Hz 640x350x16 (EGA)
718 Bytes per millisecond 11.97KHz 59.93Hz 320x200x16 (EGA)
719 Bytes per millisecond 11.97KHz 59.93Hz 320x200x256 (VGA/MCGA)
699 Bytes per millisecond 14.37KHz 59.93Hz 640x480x16 (VGA)
699 Bytes per millisecond 14.37KHz 59.93Hz 640x480x2 (VGA/MCGA)
731 Bytes per millisecond 10.53KHz 59.93Hz 640x350x256 (S-VGA)
699 Bytes per millisecond 14.37KHz 59.93Hz 640x480x256 (S-VGA)


Genoa SuperVGA - 8 bit - TSENG Chip
-----------------------------------
7655 Bytes per millisecond Normal Ram
642 Bytes per millisecond 28.29KHz 70.80Hz 40x25 (text)
642 Bytes per millisecond 28.01KHz 70.09Hz 80x25 (text)
642 Bytes per millisecond 28.01KHz 70.09Hz 80x50 (text)
641 Bytes per millisecond 28.29KHz 70.80Hz 320x200x4 (CGA)
641 Bytes per millisecond 28.01KHz 70.09Hz 640x200x2 (CGA)
641 Bytes per millisecond 28.01KHz 70.09Hz 640x200x16 (EGA)
655 Bytes per millisecond 24.50KHz 70.09Hz 640x350x16 (EGA)
641 Bytes per millisecond 28.29KHz 70.80Hz 320x200x16 (EGA)
641 Bytes per millisecond 28.01KHz 70.09Hz 320x200x256 (VGA/MCGA)
638 Bytes per millisecond 28.74KHz 59.93Hz 640x480x16 (VGA)
639 Bytes per millisecond 28.74KHz 59.93Hz 640x480x2 (VGA/MCGA)
578 Bytes per millisecond 34.55KHz 57.66Hz 800x600x2 (S-VGA)
578 Bytes per millisecond 34.55KHz 57.66Hz 800x600x16 (S-VGA)
655 Bytes per millisecond 24.75KHz 70.80Hz 640x350x256 (S-VGA)
638 Bytes per millisecond 28.75KHz 59.93Hz 640x480x256 (S-VGA)
555 Bytes per millisecond 32.08KHz 83.68Hz 1024x768x2 (S-VGA)
555 Bytes per millisecond 32.08KHz 83.68Hz 1024x768x16 (S-VGA)
715 Bytes per millisecond 28.76KHz 59.97Hz 360x480x256 (VGA)


AST 256k SuperVGA - 8 bit - Paradise Chip
-----------------------------------------
7655 Bytes per millisecond Normal Ram
1115 Bytes per millisecond 28.01KHz 70.09Hz 40x25 (text)
949 Bytes per millisecond 28.01KHz 70.09Hz 80x25 (text)
949 Bytes per millisecond 28.01KHz 70.09Hz 80x50 (text)
1245 Bytes per millisecond 28.01KHz 70.09Hz 320x200x4 (CGA)
1218 Bytes per millisecond 28.01KHz 70.09Hz 640x200x2 (CGA)
1217 Bytes per millisecond 28.01KHz 70.09Hz 640x200x16 (EGA)
1222 Bytes per millisecond 24.50KHz 70.09Hz 640x350x16 (EGA)
1245 Bytes per millisecond 27.96KHz 70.09Hz 320x200x16 (EGA)
1217 Bytes per millisecond 28.01KHz 70.09Hz 320x200x256 (VGA/MCGA)
1216 Bytes per millisecond 28.74KHz 59.93Hz 640x480x16 (VGA)
1216 Bytes per millisecond 28.74KHz 59.93Hz 640x480x2 (VGA/MCGA)
1205 Bytes per millisecond 32.58KHz 54.36Hz 800x600x2 (S-VGA)
1205 Bytes per millisecond 32.58KHz 54.36Hz 800x600x16 (S-VGA)
843 Bytes per millisecond 28.01KHz 70.09Hz 640x400x256 (S-VGA)
1195 Bytes per millisecond 28.76KHz 59.97Hz 360x480x256 (VGA)


Paradise 1024 SuperVGA - 16 bit - Paradise Chip
-----------------------------------------------
7655 Bytes per millisecond Normal Ram
2449 Bytes per millisecond 28.01KHz 70.09Hz 40x25 (text)
2403 Bytes per millisecond 28.01KHz 70.09Hz 80x25 (text)
2400 Bytes per millisecond 28.01KHz 70.09Hz 80x50 (text)
2455 Bytes per millisecond 28.01KHz 70.09Hz 320x200x4 (CGA)
1142 Bytes per millisecond 28.01KHz 70.09Hz 640x200x2 (CGA)
1142 Bytes per millisecond 28.01KHz 70.09Hz 640x200x16 (EGA)
1156 Bytes per millisecond 24.50KHz 70.09Hz 640x350x16 (EGA)
1211 Bytes per millisecond 28.01KHz 70.09Hz 320x200x16 (EGA)
2398 Bytes per millisecond 28.01KHz 70.09Hz 320x200x256 (VGA/MCGA)
1139 Bytes per millisecond 28.74KHz 59.93Hz 640x480x16 (VGA)
1139 Bytes per millisecond 28.74KHz 59.93Hz 640x480x2 (VGA/MCGA)
1104 Bytes per millisecond 33.70KHz 56.25Hz 800x600x2 (S-VGA)
1104 Bytes per millisecond 33.70KHz 56.25Hz 800x600x16 (S-VGA)
1876 Bytes per millisecond 28.01KHz 70.09Hz 640x400x256 (S-VGA)
1859 Bytes per millisecond 28.74KHz 59.93Hz 640x480x256 (S-VGA)
2479 Bytes per millisecond 33.34KHz 86.96Hz 1024x768x2 (S-VGA)
1086 Bytes per millisecond 33.34KHz 86.96Hz 1024x768x16 (S-VGA)
1143 Bytes per millisecond 28.76KHz 59.97Hz 360x480x256 (VGA)


Cirrus Generic 256k VGA - 8 bit - Cirrus Chip
---------------------------------------------
7655 Bytes per millisecond Normal Ram
786 Bytes per millisecond 28.01KHz 70.09Hz 40x25 (text)
858 Bytes per millisecond 28.01KHz 70.09Hz 80x25 (text)
852 Bytes per millisecond 28.01KHz 70.09Hz 80x50 (text)
785 Bytes per millisecond 28.01KHz 70.09Hz 320x200x4 (CGA)
835 Bytes per millisecond 28.01KHz 70.09Hz 640x200x2 (CGA)
835 Bytes per millisecond 28.01KHz 70.09Hz 640x200x16 (EGA)
881 Bytes per millisecond 24.50KHz 70.09Hz 640x350x16 (EGA)
785 Bytes per millisecond 28.01KHz 70.09Hz 320x200x16 (EGA)
834 Bytes per millisecond 28.01KHz 70.09Hz 320x200x256 (VGA/MCGA)
822 Bytes per millisecond 28.74KHz 59.93Hz 640x480x16 (VGA)
822 Bytes per millisecond 28.74KHz 59.93Hz 640x480x2 (VGA/MCGA)
886 Bytes per millisecond 28.76KHz 59.97Hz 360x480x256 (VGA)


DVGA-16 SuperVGA - 16 bit - Trident 8800 Chip
---------------------------------------------
7655 Bytes per millisecond Normal Ram
1580 Bytes per millisecond 28.02KHz 70.12Hz 40x25 (text)
1501 Bytes per millisecond 28.02KHz 70.12Hz 80x25 (text)
1502 Bytes per millisecond 28.02KHz 70.12Hz 80x50 (text)
1575 Bytes per millisecond 28.01KHz 70.09Hz 320x200x4 (CGA)
740 Bytes per millisecond 28.01KHz 70.09Hz 640x200x2 (CGA)
740 Bytes per millisecond 28.01KHz 70.09Hz 640x200x16 (EGA)
772 Bytes per millisecond 24.50KHz 70.09Hz 640x350x16 (EGA)
769 Bytes per millisecond 28.01KHz 70.09Hz 320x200x16 (EGA)
1495 Bytes per millisecond 28.01KHz 70.09Hz 320x200x256 (VGA/MCGA)
734 Bytes per millisecond 28.74KHz 59.93Hz 640x480x16 (VGA)
734 Bytes per millisecond 28.74KHz 59.93Hz 640x480x2 (VGA/MCGA)
1183 Bytes per millisecond 34.37KHz 57.37Hz 800x600x2 (S-VGA)
1183 Bytes per millisecond 34.37KHz 57.37Hz 800x600x16 (S-VGA)
2395 Bytes per millisecond 24.01KHz 60.08Hz 640x400x256 (S-VGA)
2378 Bytes per millisecond 25.74KHz 53.69Hz 640x480x256 (S-VGA)
1273 Bytes per millisecond 28.02KHz 70.12Hz 800x600x256 (S-VGA)
1184 Bytes per millisecond 30.28KHz 78.95Hz 1024x768x2 (S-VGA)
1184 Bytes per millisecond 30.28KHz 78.95Hz 1024x768x16 (S-VGA)
830 Bytes per millisecond 28.77KHz 59.99Hz 360x480x256 (VGA)


EVGA SuperVGA - 8 bit - Everex Chip
-----------------------------------
7655 Bytes per millisecond Normal Ram
929 Bytes per millisecond 70.09Hz 40x25 (text)
717 Bytes per millisecond 70.09Hz 80x25 (text)
717 Bytes per millisecond 70.09Hz 80x50 (text)
983 Bytes per millisecond 70.09Hz 320x200x4 (CGA)
717 Bytes per millisecond 70.09Hz 640x200x2 (CGA)
717 Bytes per millisecond 70.09Hz 640x200x16 (EGA)
945 Bytes per millisecond 59.70Hz 640x350x16 (EGA)
983 Bytes per millisecond 70.09Hz 320x200x16 (EGA)
717 Bytes per millisecond 70.09Hz 320x200x256 (VGA/MCGA)
717 Bytes per millisecond 60.14Hz 640x480x16 (VGA)
1022 Bytes per millisecond 54.25Hz 800x600x16 (S-VGA)
1023 Bytes per millisecond 53.13Hz 640x400x256 (S-VGA)


OTI057 Prototype board - 16 bit - Oak Tech Inc Chipset
------------------------------------------------------
7655 Bytes per millisecond Normal Ram
3011 Bytes per millisecond 28.01KHz 70.09Hz 40x25 (text)
3029 Bytes per millisecond 28.01KHz 70.09Hz 80x25 (text)
3025 Bytes per millisecond 28.01KHz 70.09Hz 80x50 (text)
3014 Bytes per millisecond 28.01KHz 70.09Hz 320x200x4 (CGA)
2986 Bytes per millisecond 28.01KHz 70.09Hz 640x200x2 (CGA)
2985 Bytes per millisecond 28.01KHz 70.09Hz 640x200x16 (EGA)
2992 Bytes per millisecond 24.50KHz 70.09Hz 640x350x16 (EGA)
3011 Bytes per millisecond 28.01KHz 70.09Hz 320x200x16 (EGA)
3023 Bytes per millisecond 28.01KHz 70.09Hz 320x200x256 (VGA/MCGA)
2984 Bytes per millisecond 28.74KHz 59.93Hz 640x480x16 (VGA)
2984 Bytes per millisecond 28.74KHz 59.93Hz 640x480x2 (VGA/MCGA)
2324 Bytes per millisecond 28.74KHz 59.93Hz 800x600x2 (S-VGA)
2324 Bytes per millisecond 28.74KHz 59.93Hz 800x600x16 (S-VGA)
2324 Bytes per millisecond 28.74KHz 59.93Hz 640x480x256 (S-VGA)
1407 Bytes per millisecond 33.66KHz 56.16Hz 800x600x256 (S-VGA)
2781 Bytes per millisecond 33.18KHz 86.54Hz 1024x768x2 (S-VGA)
2781 Bytes per millisecond 33.18KHz 86.54Hz 1024x768x16 (S-VGA)
2928 Bytes per millisecond 28.76KHz 59.97Hz 360x480x256 (VGA)


TSENG Rev A Demo board - 16 bit - Tseng ET4000 Chipset
------------------------------------------------------
7655 Bytes per millisecond Normal Ram
5120 Bytes per millisecond 28.01KHz 70.09Hz 40x25 (text)
5094 Bytes per millisecond 28.01KHz 70.09Hz 80x25 (text)
5094 Bytes per millisecond 28.01KHz 70.09Hz 80x50 (text)
5098 Bytes per millisecond 28.01KHz 70.09Hz 320x200x4 (CGA)
5086 Bytes per millisecond 28.01KHz 70.09Hz 640x200x2 (CGA)
5081 Bytes per millisecond 28.01KHz 70.09Hz 640x200x16 (EGA)
5083 Bytes per millisecond 24.50KHz 70.09Hz 640x350x16 (EGA)
5081 Bytes per millisecond 28.01KHz 70.09Hz 320x200x16 (EGA)
5096 Bytes per millisecond 28.01KHz 70.09Hz 320x200x256 (VGA/MCGA)
5082 Bytes per millisecond 28.74KHz 59.93Hz 640x480x16 (VGA)
5082 Bytes per millisecond 28.74KHz 59.93Hz 640x480x2 (VGA/MCGA)
5079 Bytes per millisecond 35.86KHz 59.83Hz 800x600x2 (S-VGA)
5079 Bytes per millisecond 35.86KHz 59.83Hz 800x600x16 (S-VGA)
5096 Bytes per millisecond 28.01KHz 70.09Hz 640x400x256 (S-VGA)
5096 Bytes per millisecond 28.74KHz 59.93Hz 640x480x256 (S-VGA)
5096 Bytes per millisecond 35.86KHz 59.83Hz 800x600x256 (S-VGA)
5072 Bytes per millisecond 33.34KHz 86.96Hz 1024x768x2 (S-VGA)
5070 Bytes per millisecond 33.34KHz 86.97Hz 1024x768x16 (S-VGA)
5087 Bytes per millisecond 28.76KHz 59.97Hz 360x480x256 (VGA)
5095 Bytes per millisecond 33.34KHz 86.97Hz 1024x768x256 (S-VGA)


On a IBM Model 30:

IBM MCGA
--------
1580 Bytes per millisecond Normal Ram
682 Bytes per millisecond 70.24Hz 40x25 (text)
686 Bytes per millisecond 70.24Hz 80x25 (text)
688 Bytes per millisecond 70.24Hz 320x200x4 (CGA)
688 Bytes per millisecond 70.24Hz 640x200x2 (CGA)
689 Bytes per millisecond 70.24Hz 320x200x256 (VGA/MCGA)
689 Bytes per millisecond 60.06Hz 640x480x2 (VGA/MCGA)


On a Cheap 486/33mhz clone:

80486 with VGA Tseng 4000 1meg
------------------------------
8650W 15179R Bytes per millisecond Normal Ram
3531W 1741R Bytes per millisecond 28.01KHz 70.09Hz 40x25 (text)
3531W 1712R Bytes per millisecond 28.01KHz 70.09Hz 80x25 (text)
3531W 1712R Bytes per millisecond 28.01KHz 70.09Hz 80x50 (text)
3530W 1733R Bytes per millisecond 28.01KHz 70.09Hz 320x200x4 (CGA)
3530W 1760R Bytes per millisecond 28.01KHz 70.09Hz 640x200x2 (CGA)
3531W 1760R Bytes per millisecond 28.00KHz 70.09Hz 640x200x16 (EGA)
3527W 1759R Bytes per millisecond 24.50KHz 70.09Hz 640x350x16 (EGA)
3531W 1760R Bytes per millisecond 28.01KHz 70.09Hz 320x200x16 (EGA)
3529W 1950R Bytes per millisecond 28.00KHz 70.08Hz 320x200x256 (VGA/MCGA)
3529W 1759R Bytes per millisecond 28.74KHz 59.93Hz 640x480x16 (VGA)
3529W 1759R Bytes per millisecond 28.74KHz 59.94Hz 640x480x2 (VGA/MCGA)
3529W 1732R Bytes per millisecond 35.87KHz 59.83Hz 800x600x2 (S-VGA)
3529W 1732R Bytes per millisecond 35.87KHz 59.84Hz 800x600x16 (S-VGA)
3528W 1945R Bytes per millisecond 28.00KHz 70.09Hz 640x400x256 (S-VGA)
3529W 1944R Bytes per millisecond 28.74KHz 59.93Hz 640x480x256 (S-VGA)
3529W 1926R Bytes per millisecond 35.87KHz 59.84Hz 800x600x256 (S-VGA)
3529W 1744R Bytes per millisecond 46.48KHz 60.58Hz 1024x768x2 (S-VGA)
3529W 1744R Bytes per millisecond 46.48KHz 60.59Hz 1024x768x16 (S-VGA)
3529W 1767R Bytes per millisecond 28.76KHz 59.98Hz 360x480x256 (VGA)
3529W 1896R Bytes per millisecond 46.48KHz 60.58Hz 1024x768x256 (S-VGA)