STALKER: Clear Sky - DX10	Source: GSC

Stalker: Clear Sky is a prequel to Stalker: Shadow of Chernobyl. The player assumes the role of Scar, a veteran Stalker mercenary who is rescued by Clear Sky, a faction looking to explore the ruins of the Chernobyl power plant and solve the mystery at the heart of the Zone. The Sun Shafts test is part of Stalker's benchmarking suite, which uses DirectX 10 graphics capabilities and can stress even the fastest videocards.

STALKER Clear Sky - Ultra HQ / DX10 / NoAA Sun Shafts Test 1600x1200 Points Ranking Palit HD4870 X2 2GB 39.6 Gigabyte GV-R587SO-1GD 42.2 ASUS EAH5850 DirectCu Top/2DIS/1GD5 33.8 ASUS EAH5770 CuCore/2DI/1GD5/A 20.8 Gigabyte GV-R567OC-1GI 10.9 ASUS EAH4890 HTDI/1GD5/A (rev.A) 24.5 ASUS EAH4890 HTDI/1GD5/A 24.6 ASUS EAH4850 HTDI/512M 16.7 Gigabyte GV-R477D5-512HB 20.7 Gigabyte GV-R477D5-512HB Crossfire 31.5 ASUS EAH4770 FML/DI/512MD5/A 17.1 Gigabyte GV-R435OC-512I 2.5 ASUS ENGTX480 2DI/1536MD5 38.3 Gigabyte GV-N285OC-2G1 29.1 ASUS ENGTX260 MT/HTDI/896MD3-A 22.8 Gigabyte GV-N26OC896H-GA 24.6 Sparkle GTX260 Core 216 25.1 ASUS ENGTS250 DK 17.3 ASUS EN9600GT DI/512MD3/A 9.3 ASUS EN9400GT DI/1GLP 2.2 Sun Shafts Test 1900x1200 Points Ranking Palit HD4870 X2 2GB 34.3 Gigabyte GV-R587SO-1GD 38.1 ASUS EAH5850 DirectCu Top/2DIS/1GD5 30.2 ASUS EAH5770 CuCore/2DI/1GD5/A 18.6 Gigabyte GV-R567OC-1GI 9.7 ASUS EAH4890 HTDI/1GD5/A (rev.A) 21.6 ASUS EAH4890 HTDI/1GD5/A 21.6 ASUS EAH4850 HTDI/512M 14.8 Gigabyte GV-R477D5-512HB 15.2 Gigabyte GV-R477D5-512HB Crossfire 27.3 ASUS EAH4770 FML/DI/512MD5/A 15 Gigabyte GV-R435OC-512I 1.5 ASUS ENGTX480 2DI/1536MD5 33.6 Gigabyte GV-N285OC-2G1 25.5 ASUS ENGTX260 MT/HTDI/896MD3-A 20 Gigabyte GV-N26OC896H-GA 21.5 Sparkle GTX260 Core 216 19.9 ASUS ENGTS250 DK 13.9 ASUS EN9600GT DI/512MD3/A 8.1 ASUS EN9400GT DI/1GLP 1.5

STALKER runs smoother on the Radeon HD 5870 videocard in the shader-heavy DX10 sunshafts benchmark. The ENGTX480-2D1-1536 manages to best the Radeon HD 5850 at both 1600x1200 and 1900x1200 resolutions however.

STALKER: Call of Pripyat - DX11	Source: GSC

Stalker: Call of Pripyat benchmark is based on one of the in game locations. The testing process includes four stages, those utilizing various weather and time of the day settings (day, night, rain, bright sun). In order to test your system thoroughly the benchmark is provided with a number of presets and options including different versions of DirectX (9.0, 10.0, 11), screen resolutions, antialiasing etc, all at your disposal.

STALKER Call of Pripyat - Ultra / DX11 / 4xMSAA/HDAO Sun Shafts Test 1600x1200 Points Ranking Gigabyte GV-R587SO-1GD 32.8 ASUS EAH5850 DirectCu Top/2DIS/1GD5 26.3 ASUS EAH5770 CuCore/2DI/1GD5/A 16.4 Gigabyte GV-R567OC-1GI 10.1 ASUS ENGTX480 2DI/1536MD5 29 Sun Shafts Test 1900x1200 Points Ranking Gigabyte GV-R587SO-1GD 28 ASUS EAH5850 DirectCu Top/2DIS/1GD5 22.4 ASUS EAH5770 CuCore/2DI/1GD5/A 13.8 Gigabyte GV-R567OC-1GI 8.5 ASUS ENGTX480 2DI/1536MD5 25.4

The Geforce GTX 480 doesn't do quite as well here as the Radeon HD 5870, the DX11 effects here don't seem to agree well with NVIDIA's tesselator.

Heaven Benchmark 2.0 - DX11	Source: GSC