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Challenging FPS: Testing SLI And CrossFire Using Video Capture

Test System And Benchmarks

We're using Nvidia's FCAT suite of tools to compare the performance of two Radeon HD 7870s in CrossFire to a pair of GeForce GTX 660 Tis in SLI across a wide spectrum of modern games. These closely-priced (and popular) competitors are perfect for showcasing the differences between each company's multi-card rendering technologies.

Test System
CPUIntel Core i5-3550 (Ivy Bridge) 3.3 GHz Base, 3.7 GHz Turbo Boost
MotherboardGigabyte Z77X-UP7, LGA 1155, Chipset: Intel Z77 Express
NetworkingOn-Board Gigabit LAN controller
MemoryCorsair Vengeance LP PC3-16000, 4 x 4 GB, 1600 MT/s, CL 8-8-8-24-2T
Graphics2 x GeForce GTX 660 Ti 2 GB GDDR5 in SLI2 x Radeon HD 7870 2 GB GDDR5 in CrossFire
Hard DriveWestern Digital Caviar Black 1 TB, 7,200 RPM, 32 MB Cache, SATA 3Gb/s
PowerePower EP-1200E10-T2 1,200 W, ATX12V, EPS12V
Software and Drivers
Operating SystemMicrosoft Windows 8
DirectXDirectX 11.1
Graphics DriversAMD Catalyst 13.3 Beta 3Nvidia GeForce 314.22 Beta
Borderlands 2v., Custom Benchmark, 60-second Fraps run
Crysis 3v., Custom Benchmark, 60-second Fraps run
F1 2012v., Included Benchmark, 60-second Fraps run
Far Cry 3v., Custom Benchmark, 50-second Fraps run
Tomb Raiderv.1.0.722.3, Custom Benchmark, 45-second Fraps run