During our benchmarking sessions, we used the configuration listed below. Between our benchmarking sessions the only variable was the video card being tested.

Hardware Configuration

• CPU: Core i7 Extreme 965 (3.2 GHz, 8 MB L2 memory cache).
• Motherboard: ASUS P6T Deluxe OC Palm Edition (1611 BIOS)
• Memories: 3x 1 GB Qimonda IMSH1GU03A1F1C-10F memory modules (DDR3-1066/PC3-8500, CL7)
• Hard disk drive: Western Digital VelociRaptor WD3000GLFS (300 GB, SATA-300, 10,000 rpm, 16 MB cache)
• Video monitor: Samsung SyncMaster 305T (30” LCD, 2560x1600)
• Power supply required: Topower PowerBird 900 W
• CPU Cooler: Intel stock
• Optical Drive: LG GSA-H54N

Software Configuration

• Windows Vista Ultimate 32-bit
• Service Pack 2
• Video resolution: 2560x1600 @ 60 Hz

Driver Versions

• Intel Inf driver version: 9.1.1.1020
• AMD/ATI video driver version: 8.660.0.0
• NVIDIA video driver version: 190.62 (8.16.11.9062)

Software Used

• 3DMark Vantage Professional 1.0.1
• Call of Duty 4 – Patch 1.7
• Crysis Warhead – Patch 1.1 + HOC Bench Crysis Warhead Benchmark Tool 1.1.1
• Fallout 3 – Patch 1.7
• Far Cry 2 – Patch 1.3
• Unigine Tropics 1.2

Error Margin

We adopted a 3% error margin; thus, differences below 3% cannot be considered relevant. In other words, products with a performance difference below 3% should be considered as having similar performance.