Here's the benchmarks for XGA, included VGA on comparable machine for
comparison purposes. PCLabs needs to rework their tests, XGA is a
little to fast for some.

Nick


IBM Model 90, 25Mhz 486, XGA

PCLabs Windows Benchmark version 1.1

Mon Dec 10 17:43:11 1990

Iteration count = 10
Window size = 1024 x 714
# Planes = 1
# Bits/Pixel = 4


Benchmark Results

BITBLT ALIGNMENT
Source Aligned Destination Aligned:
32 x 32 0.00 ms
64 x 64 0.00 ms
128x1288589934.59 m8589934.58 m 0.02 ms
256x256 0.02 ms
Source Aligned Destination Not Aligned:
32 x 32 0.00 ms
64 x 64858993.45 ms 0.00 ms
128x1288589934.58 m 0.02 ms
256x256 0.03 ms
Source Not Aligned Destination Aligned:
32 x 32858993.46 ms 0.00 ms
64 x 64 0.00 ms
128x128 0.02 ms
256x2568589934.56 m8589934.57 ms
Source Not Aligned Destination Not Aligned:
32 x 32 0.00 ms
64 x 64858993.46 ms
128x128 0.02 ms
256x2568589934.57 ms

BITBLT OVERLAP
Horizontal Overlap: 0.69 ms
Vertical Overlap: 0.69 ms

BITBLT ROP'S (average time per call)
Screen to Screen:
SRCCOPY 0.63 ms
SRCPAINT 0.74 ms
SRCAND 0.63 ms
SRCINVERT 0.69 ms
SRCERASE 0.69 ms
NOTSRCCOPY 0.74 ms
NOTSRCERASE 0.69 ms
MERGECOPY 1.30 ms
MERGEPAINT 0.63 ms
PATCOPY 0.59 ms
PATPAINT 1.30 ms
PATINVERT 0.60 ms
DSTINVERT 0.60 ms
ZERO 0.60 ms
ONE 0.60 ms
Memory to Screen:
SRCCOPY 1.64 ms
SRCPAINT 1.53 ms
SRCAND 1.65 ms
SRCINVERT 1.54 ms
SRCERASE 1.64 ms
NOTSRCCOPY 1.53 ms
NOTSRCERASE 1.64 ms
MERGECOPY 2.15 ms
MERGEPAINT 1.64 ms
PATCOPY 0.54 ms
PATPAINT 2.26 ms
PATINVERT 0.60 ms
DSTINVERT 0.54 ms
ZERO 0.65 ms
ONE 0.60 ms
Memory to Memory:
SRCCOPY 3.08 ms
SRCPAINT 3.03 ms
SRCAND 3.03 ms
SRCINVERT 3.03 ms
SRCERASE 3.03 ms
NOTSRCCOPY 3.03 ms
NOTSRCERASE 3.03 ms
MERGECOPY 3.70 ms
MERGEPAINT 3.03 ms
PATCOPY 2.04 ms
PATPAINT 3.59 ms
PATINVERT 2.04 ms
DSTINVERT 2.09 ms
ZERO 2.04 ms
ONE 2.04 ms

SCREEN/MEMORY BITBLT (64x64 mono)
Memory To Screen: 1.64 ms
Screen To Screen: 0.74 ms

PARTIAL ARCS
Major Axis X 17.91 ms
Major Axis Y 20.24 ms

FULL ARCS
Major Axis X 74.81 ms
Major Axis Y 65.50 ms

SINGLE LINES
Horizontal85899.35 ms
Vertical85899.35 ms
Diagonal 0.00 ms

POLYLINES
Horizontal85899.35 ms
Vertical 0.00 ms
Diagonal85899.35 ms

LINES ALL DIRECTIONS
Long 27912.60 ms

WIDE LINES
Width 3 0.05 ms
Width 58589934.51 ms
Width 10 0.03 ms
Width 208589934.59 ms

AREA ALTERNATE FILL 0.02 ms

AREA WINDING FILL 0.00 ms

RECTANGLE BOUNDRY & INTERIOR
Square Corners2147483.64 ms
Rounded Corners2147483.64 ms

RANDOM RECTANGLES858993.45 ms

PATTERNS
12% GREY 0.09 ms
24% GREY14364439.11 14364439.11 0.00 ms
36% GREY14364439.11 0.00 ms
48% GREY 0.00 ms
60% GREY14364439.11 14364439.11 14364439.11 14364439.11 0.00 ms
72% GREY14364439.11 14364439.11 14364439.11 0.00 ms
84% GREY14364439.11 14364439.11 0.00 ms
96% GREY14364439.11 0.00 ms
Hatch Patterns 0.00 ms

TEXT - IMAGE FONTS
System Font2147483.63 ms
TmsRmn 21pt Font 0.00 ms
TmsRmn 27pt Font 5.04 ms
Helvetica 20pt Font 3.31 ms
Helvetica 24pt Font 3.28 ms

TEXT - BACKGROUND MIXED
LeaveAlone 0.01 ms
OverPaint 0.01 ms

GREYED TEXT (27 Characters)2147483.64 ms

MIXED FONTS 0.01 ms

SET/QUERY CURRENT POSITION
Set85899.35 ms
Query 0.00 ms

STRETCH BLT
32 x 32 3.48 ms
43 x 48 5.55 ms
80 x 80 9.82 ms
96 x 96 10.77 ms
192x192 19.16 ms
32 x 48 4.59 ms
48 x 96 7.49 ms
48 x 32 4.30 ms
108x 96 11.63 ms
21 x 21 2.54 ms
105x105 11.59 ms

IMAGE DATA 0.00 ms

DIALOG BOXES (Show & Destroy) 271.87 ms

RUBBER BANDING 0.00 ms

SCROLL WINDOW
Byte Aligned 15.88 ms
Not Aligned 16.20 ms

ERASE WINDOW8589934.58 ms

RECTANGULAR CLIPPING
BitBlt 0.32 ms
Lines 0.30 ms
Text 0.80 ms


NorthGate 25Mhz 486, VGA

PCLabs Windows Benchmark version 1.1

Sun Dec 09 21:04:34 1990

Iteration count = 3
Window size = 640 x 423
# Planes = 1
# Bits/Pixel = 8


Benchmark Results

BITBLT ALIGNMENT
Source Aligned Destination Aligned:
32 x 32 1.56 ms
64 x 64 3.59 ms
128x128 12.23 ms
256x256 45.35 ms
Source Aligned Destination Not Aligned:
32 x 32 4.56 ms
64 x 64 13.81 ms
128x128 48.02 ms
256x256 178.77 ms
Source Not Aligned Destination Aligned:
32 x 32 4.56 ms
64 x 64 13.89 ms
128x128 48.01 ms
256x256 178.03 ms
Source Not Aligned Destination Not Aligned:
32 x 32 4.56 ms
64 x 64 13.81 ms
128x128 47.65 ms
256x256 178.41 ms

BITBLT OVERLAP
Horizontal Overlap: 3.84 ms
Vertical Overlap: 3.77 ms

BITBLT ROP'S (average time per call)
Screen to Screen:
SRCCOPY 3.58 ms
SRCPAINT 400.19 ms
SRCAND 400.36 ms
SRCINVERT 401.73 ms
SRCERASE 125.91 ms
NOTSRCCOPY 394.31 ms
NOTSRCERASE 400.32 ms
MERGECOPY 402.27 ms
MERGEPAINT 125.60 ms
PATCOPY 2.90 ms
PATPAINT 407.40 ms
PATINVERT 11.18 ms
DSTINVERT 3.46 ms
ZERO 2.24 ms
ONE 1.88 ms
Memory to Screen:
SRCCOPY 5.04 ms
SRCPAINT 11.35 ms
SRCAND 11.35 ms
SRCINVERT 11.36 ms
SRCERASE 11.42 ms
NOTSRCCOPY 5.05 ms
NOTSRCERASE 11.22 ms
MERGECOPY 11.05 ms
MERGEPAINT 11.56 ms
PATCOPY 2.90 ms
PATPAINT 16.71 ms
PATINVERT 11.16 ms
DSTINVERT 3.64 ms
ZERO 2.06 ms
ONE 2.07 ms
Memory to Memory:
SRCCOPY 4.32 ms
SRCPAINT 4.62 ms
SRCAND 4.98 ms
SRCINVERT 4.62 ms
SRCERASE 5.12 ms
NOTSRCCOPY 4.08 ms
NOTSRCERASE 5.15 ms
MERGECOPY 10.69 ms
MERGEPAINT 4.78 ms
PATCOPY 6.27 ms
PATPAINT 11.69 ms
PATINVERT 6.78 ms
DSTINVERT 2.79 ms
ZERO 2.04 ms
ONE 2.39 ms

SCREEN/MEMORY BITBLT (64x64 mono)
Memory To Screen: 5.29 ms
Screen To Screen: 12.35 ms

PARTIAL ARCS
Major Axis X 13.36 ms
Major Axis Y 13.49 ms

FULL ARCS
Major Axis X 165.98 ms
Major Axis Y 144.11 ms

SINGLE LINES
Horizontal 0.93 ms
Vertical 1.02 ms
Diagonal 1.79 ms

POLYLINES
Horizontal 1.54 ms
Vertical 1.62 ms
Diagonal 3.24 ms

LINES ALL DIRECTIONS
Long 0.70 ms

WIDE LINES
Width 3 19.07 ms
Width 5 22.75 ms
Width 10 24.24 ms
Width 20 25.91 ms

AREA ALTERNATE FILL 127.30 ms

AREA WINDING FILL 242.56 ms

RECTANGLE BOUNDRY & INTERIOR
Square Corners 10.05 ms
Rounded Corners 49.41 ms

RANDOM RECTANGLES 8.96 ms

PATTERNS
12% GREY 82.18 ms
24% GREY 85.28 ms
36% GREY 86.40 ms
48% GREY 85.17 ms
60% GREY 85.76 ms
72% GREY 86.42 ms
84% GREY 85.17 ms
96% GREY 86.51 ms
Hatch Patterns 84.86 ms

TEXT - IMAGE FONTS
System Font 13.80 ms
TmsRmn 21pt Font 18.44 ms
TmsRmn 27pt Font 23.31 ms
Helvetica 20pt Font 16.75 ms
Helvetica 24pt Font 21.29 ms

TEXT - BACKGROUND MIXED
LeaveAlone 5.42 ms
OverPaint 13.80 ms

GREYED TEXT (27 Characters) 6.85 ms

MIXED FONTS 5.69 ms

SET/QUERY CURRENT POSITION
Set 0.02 ms
Query 0.02 ms

STRETCH BLT
32 x 32 9.54 ms
43 x 48 13.53 ms
80 x 80 22.36 ms
96 x 96 26.94 ms
192x192 61.33 ms
32 x 48 11.63 ms
48 x 96 18.67 ms
48 x 32 12.12 ms
108x 96 27.58 ms
21 x 21 7.96 ms
105x105 27.81 ms

IMAGE DATA 1.57 ms

DIALOG BOXES (Show & Destroy) 580.35 ms

RUBBER BANDING 3.62 ms

SCROLL WINDOW
Byte Aligned 41.91 ms
Not Aligned 41.46 ms

ERASE WINDOW 88.09 ms

RECTANGULAR CLIPPING
BitBlt 0.92 ms
Lines 0.38 ms
Text 1.92 ms