System Setup

System Setup

Intel Core 2 Extreme QX6700 (2.67GHz)

Gigabyte X38-DQ6
EVGA nForce 680i

2GB Kingston KHX11000D3LLK2/2G 7-7-7-20 2T Timings
2GB Kingston KHX6400D2ULK2 3-3-3-10 2T Timings

AMD Radeon HD 2900 XT 512MB
AMD Radeon X1950 Pro 256MB
AMD Radeon X1950 XTX 512MB
Diamond Viper Radeon HD 2900 XT 1GB
Catalyst 7.10

NVIDIA GeForce 8800 Ultra
NVIDIA GeForce 8800 GTX
NVIDIA GeForce 8800 GTS 640MB
NVIDIA GeForce 8800 GTS 320MB
NVIDIA GeForce 7900 GT
ForceWare 163.75

Windows Vista 64-bit

Benchmarks

Call of Duty 4 Demo

Notes

While the CoD 4 demo doesn’t support SLI or CrossFire with today’s latest graphics drivers, we managed to force SLI support by setting the AFR rendering mode to “2” and CrossFire was forced by changing the Catalyst AI slider to “Advanced”. You can also force CrossFire support by renaming the executable to “Oblivion.exe” or “AFR-FriendlyD3D.exe” as well.

We couldn’t get a pair of GeForce 8800 GTS 320MB cards to scale properly in SLI mode. Regardless of what we tried, the cards performed on par with or slower than the single GeForce 8800 GTS 320MB. We did manage to see very good SLI scaling with the other cards though.

For our tests, we used the following graphics settings with texture quality set to “extra”: