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This is on a G550, Celeron 1200, 512MB PC100, i815ep :


      2000 reps @ 0.5914 msec ( 1690.0/sec): 500x500 stippled rectangle (161x145 stipple)

      2000 reps @ 0.7203 msec ( 1390.0/sec): 500x500 tiled rectangle (161x145 tile)

      2000 reps @ 0.7187 msec ( 1390.0/sec): 500x500 tiled rectangle (216x208 tile)

    60000 reps @ 0.0169 msec ( 59300.0/sec): 500-pixel line segment

    60000 reps @ 0.0168 msec ( 59500.0/sec): 500-pixel line

    30000 reps @ 0.0488 msec ( 20500.0/sec): 500x500 rectangle outline

    10000 reps @ 0.1083 msec ( 9230.0/sec): 500-pixel circle

      7000 reps @ 0.1486 msec ( 6730.0/sec): 500-pixel filled ellipse

      4000 reps @ 0.3380 msec ( 2960.0/sec): Fill 300x300 stippled trapezoid (161x145 stipple)
1200000 reps @ 0.0013 msec (748000.0/sec): Char in 60-char line (9x15)

  320000 reps @ 0.0032 msec (313000.0/sec): Char in 30-char rgb line (Charter 24)

      2000 reps @ 0.6622 msec ( 1510.0/sec): Scroll 500x500 pixels

      1600 reps @ 0.6814 msec ( 1470.0/sec): Copy 500x500 from window to window

      1600 reps @ 0.6653 msec ( 1500.0/sec): Copy 500x500 from pixmap to window

        800 reps @ 1.4542 msec ( 688.0/sec): Copy 500x500 1-bit deep plane

          36 reps @ 29.8604 msec ( 33.5/sec): PutImage XY 500x500 square

            4 reps @ 978.1018 msec ( 1.0/sec): GetImage XY 500x500 square

Why is the PCI-E part twice slower than the AGP part ?

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