Halo	Source: Bungie

The game tells the tale of Master Chief, the last surviving Spartan -- a genetically enhanced breed of future super soldier, as he battles mankind's greatest threat -- the Covenant. Released in 2003, Halo is Microsoft/Bungie's first person shooter classic. The game takes advantage of DirectX 9 shaders as well as Pixel Shader 2.0.

Halo
1024x768:	FPS	Ranking
MSI RX1800XT-VT2D512E	129.09
Gigabyte GV-RX18L256V-B	123.4
ATi Radeon X850 XT PE	122.9
MSI RX850XT-TD256E	120.39
MSI RX800XT-VTD256E	119.41
ATi Radeon X800 XL	114.03
PowerColor X700 Pro	74.81
MSI NX7800GTX-VT2D512E	129.77
MSI NX7800GTX-VT2D256E (Single)	128.41
Asus EN7800GT 2DHTV/256M/OSP/A (Single)	122.38
MSI NX6800GT-T2D256E	108.39
MSI NX6800-TD128E (Single)	83.61
MSI NX6600GT-TD128E (Single)	85.01
Albatron GeForce 6600-512	53.35
Albatron GeForce 6600-512 (490/550)	73.98
1600x1200:	FPS	Ranking
MSI RX1800XT-VT2D512E	102.75
Gigabyte GV-RX18L256V-B	84.81
ATi Radeon X850 XT PE	83.89
MSI RX850XT-TD256E	79.39
MSI RX800XT-VTD256E	76.29
ATi Radeon X800 XL	67.28
PowerColor X700 Pro	36.78
MSI NX7800GTX-VT2D512E	117.45
MSI NX7800GTX-VT2D256E (Single)	104.25
Asus EN7800GT 2DHTV/256M/OSP/A (Single)	85.93
MSI NX6800GT-T2D256E	65.73
MSI NX6800-TD128E (Single)	45.58
MSI NX6600GT-TD128E (Single)	45.93
Albatron GeForce 6600-512	27.32
Albatron GeForce 6600-512 (490/550)	36.69

Higher resolutions are a bit too much for the Albatron GeForce 6600-512 videocard, but at lower resolutions framerates are good. Overclocking boosts the 1024x768 framerate by 20 fps which is pretty amazing!