FEAR too?
Sierra FEAR 1.08
1024x768: FPS Ranking
Asus EAX1900XTX 2DHTV/512M/A 188
Asus EAX1950PRO/HTDP/256M/A 109
MSI NX8800GTX-T2D768E 157
Foxconn FV-N88SMCD2-ONOC 150
MSI NX8800GTS-T2D320E-HD-OC 143
GeForce 8600GTS SLI 149
Foxconn 8600GTS-256 111
MSI NX8600GTS-T2D256E-OC 107
Albatron 8600GT-256 94
MSI NX8500GT-TD256E 54
MSI NX7950GX2-T2D1GE 143
MSI NX7900GTX-T2D512E 138
MSI NX7900GS-T2D512E-OC 112
Gigabyte GV-NX76T256D-RH 78
Biostar Sigma-Gate GeForce 7600GS 68
Diamond Viper Radeon HD 2900XT 177
Diamond Viper Radeon HD 2900XT (825/1135) 185
Diamond Viper Radeon HD 2900XT CrossFire 207
Diamond Viper Radeon HD 2900XT CrossFire (812/1123) 238
1600x1200: FPS Ranking
Asus EAX1900XTX 2DHTV/512M/A 114
Asus EAX1950PRO/HTDP/256M/A 59
MSI NX8800GTX-T2D768E 132
Foxconn FV-N88SMCD2-ONOC 108
MSI NX8800GTS-T2D320E-HD-OC 103
GeForce 8600GTS SLI 97
Foxconn 8600GTS-256 56
MSI NX8600GTS-T2D256E-OC 54
Albatron 8600GT-256 48
MSI NX8500GT-TD256E 28
MSI NX7950GX2-T2D1GE 110
MSI NX7900GTX-T2D512E 79
MSI NX7900GS-T2D512E-OC 60
Gigabyte GV-NX76T256D-RH 39
Biostar Sigma-Gate GeForce 7600GS 34
Diamond Viper Radeon HD 2900XT 119
Diamond Viper Radeon HD 2900XT (825/1135) 138
Diamond Viper Radeon HD 2900XT CrossFire 153
Diamond Viper Radeon HD 2900XT CrossFire (812/1123) 189
1024x768 w/Soft Shadows Enabled: FPS Ranking
Asus EAX1900XTX 2DHTV/512M/A 91
Asus EAX1950PRO/HTDP/256M/A 66
MSI NX8800GTX-T2D768E 134
Foxconn FV-N88SMCD2-ONOC 113
MSI NX8800GTS-T2D320E-HD-OC 112
GeForce 8600GTS SLI 110
Foxconn 8600GTS-256 61
MSI NX8600GTS-T2D256E-OC 60
Albatron 8600GT-256 52
MSI NX8500GT-TD256E 23
MSI NX7950GX2-T2D1GE 114
MSI NX7900GTX-T2D512E 85
MSI NX7900GS-T2D512E-OC 63
Gigabyte GV-NX76T256D-RH 40
Biostar Sigma-Gate GeForce 7600GS 31
Diamond Viper Radeon HD 2900XT 143
Diamond Viper Radeon HD 2900XT (825/1135) 155
Diamond Viper Radeon HD 2900XT CrossFire 167
Diamond Viper Radeon HD 2900XT CrossFire (812/1123) 195
1600x1200 w/Soft Shadows Enabled: FPS Ranking
Asus EAX1900XTX 2DHTV/512M/A 42
Asus EAX1950PRO/HTDP/256M/A 30
MSI NX8800GTX-T2D768E 74
Foxconn FV-N88SMCD2-ONOC 55
MSI NX8800GTS-T2D320E-HD-OC 57
GeForce 8600GTS SLI 51
Foxconn 8600GTS-256 27
MSI NX8600GTS-T2D256E-OC 26
Albatron 8600GT-256 20
MSI NX8500GT-TD256E 10
MSI NX7950GX2-T2D1GE 59
MSI NX7900GTX-T2D512E 39
MSI NX7900GS-T2D512E-OC 30
Gigabyte GV-NX76T256D-RH 18
Biostar Sigma-Gate GeForce 7600GS 14
Diamond Viper Radeon HD 2900XT 75
Diamond Viper Radeon HD 2900XT (825/1135) 88
Diamond Viper Radeon HD 2900XT CrossFire 104
Diamond Viper Radeon HD 2900XT CrossFire (812/1123) 126
The Ultra might be a bit faster, but the 2900xt can overclock higher, thus resulting in higher overall speeds versus the Ultra. This is really stupid though since the Ultra is $740 versus the 2900 pro (underclocked XT) which is $160...
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130093