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ATi RADEON - The Empire strikes back (14/15)

Image quality

ATi’s prodigy also supports anti-aliasing and motion blur. Although applications that make use of the second feature are scarce right now, anti-aliasing has become a real buzzword thanks to 3dfx and the Voodoo 5 5500. The current driver offers a 4x FSAA implementation similar to the one NVIDIA uses in the GeForce2. It is currently limited to Direct 3D, but ATi promises to include support for FSAA in OpenGL in an upcoming driver release.

At this point, the RADEON still suffers from some minor glitches with 2D elements when using anti-aliasing, so I’ll save the benchmarks for another time. Nonetheless, I believe a comparison of picture quality is in order.

click to enlarge! click to enlarge! click to enlarge!

NVIDIA GeForce2
NV 4xFSAA

ATi RADEON
ATi 4xFSAA

3dfx V5 5500
3dfx 4xFSAA

DL as BMP

DL as BMP

DL as BMP

In the close-up comparison, 3dfx wins easily, showing the best picture quality. GeForce2 and RADEON are about on the same level, although the ATi card tends to soften the 2D menus and display them less crisply (check the gauge on the far left in the respective pictures, for example the number 100).

mblur.jpg (19784 bytes)

The above scheme shows how motion blur is implemented in the RADEON. Completely rendered pictures are buffered and then overlaid.

ATi Website

 

Copyright: 07.08.2000 -   RIVA Station 2000 - Lars Weinand
No Copy without Permission!

Translation by Benjamin Kraft

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