Dell has supplied us with several benchmarks they took with their 64MB DDR SGRAM GeForce 256 and a 32MB SDR SDRAM GeForce 256 for comparison. All scores are the average of three runs.
Their test bed:
Dell Dimension XPS B733r
128MB RDRAM @ 400 MHz w/ECC
IBM DPTA-372730 (27.3 gig) Hard Drive
Creative SB Live (A06)
3C905C NIC
NVIDIA GeForce256 v/3.72 Core
Hitachi GD-5000 8xDVD-ROM
Windows 98 Second Edition
MusicMatch & Works Suite 2000
Dell ran Quake III Arena with high detail 32bpp textures, high geometry detail, v-sync and audio disabled, bilinear filtering turned on and lightmap lighting. Quake III Arena tests OpenGL performance.