Unreal Tournament 2003	Source: Epic

Unreal Tournament 2003 is the sequel to 1999's multiple 'Game of the Year' award winner. It uses the very latest Unreal Engine technology - where graphics, sound and game play are taken beyond the bleeding edge. Unreal Tournament 2003 employs the use of Vertex as well as Pixel Shaders and it's recommended that you use a DirectX 8 videocard to get the most out of the game.

UT2003 - Flyby:
1024x768	FPS	Ranking
MSI RX800XT-VTD256E	350.93
Gigabyte GV-RX80L256V	353.61
PowerColor X700 Pro	276.12
MSI NX6800GT-T2D256E	340.92
Albatron Trinity PC6600	204.87
Albatron Trinity PC6600U	269.28
Asus Extreme N6600TOP/TD/128M/A	280.45
MSI NX6600GT-TD128 AGP	295.72
Gigabyte GV-3D1 (Single GPU Mode 500/1120)	306.8
Gigabyte GV-3D1 (SLI Mode 500/1120)	291.04
MSI NX6600GT-TD128E (Single)	305.6
MSI NX6600GT-TD128E (SLI Mode)	290.48
PowerColor Bravo X700	220.22
PowerColor Bravo X700 (461/266)	225.8
1600x1200	FPS	Ranking
MSI RX800XT-VTD256E	281.09
Gigabyte GV-RX80L256V	258.66
PowerColor X700 Pro	130.57
MSI NX6800GT-T2D256E	254.32
Albatron Trinity PC6600	100.92
Albatron Trinity PC6600U	140.94
Asus Extreme N6600TOP/TD/128M/A	147.05
MSI NX6600GT-TD128 AGP	122.99
Gigabyte GV-3D1 (Single GPU Mode 500/1120)	183.57
Gigabyte GV-3D1 (SLI Mode 500/1120)	243.62
MSI NX6600GT-TD128E (Single)	177.38
MSI NX6600GT-TD128E (SLI Mode)	238.06
PowerColor Bravo X700	99.41
PowerColor Bravo X700 (461/266)	101.92
UT2003 - botmatch:
1024x768	FPS	Ranking
MSI RX800XT-VTD256E	111.2
Gigabyte GV-RX80L256V	109.69
PowerColor X700 Pro	110.98
MSI NX6800GT-T2D256E	113.54
Albatron Trinity PC6600	103.47
Albatron Trinity PC6600U	109.24
Asus Extreme N6600TOP/TD/128M/A	110.43
MSI NX6600GT-TD128 AGP	108.2
Gigabyte GV-3D1 (Single GPU Mode 500/1120)	108.51
Gigabyte GV-3D1 (SLI Mode 500/1120)	103.7
MSI NX6600GT-TD128E (Single)	108.87
MSI NX6600GT-TD128E (SLI Mode)	103.51
PowerColor Bravo X700	102.9
PowerColor Bravo X700 (461/266)	103.19
1600x1200	FPS	Ranking
MSI RX800XT-VTD256E	110.75
Gigabyte GV-RX80L256V	106.14
PowerColor X700 Pro	87.99
MSI NX6800GT-T2D256E	112.48
Albatron Trinity PC6600	64.12
Albatron Trinity PC6600U	87.05
Asus Extreme N6600TOP/TD/128M/A	90.58
MSI NX6600GT-TD128 AGP	97.93
Gigabyte GV-3D1 (Single GPU Mode 500/1120)	101.72
Gigabyte GV-3D1 (SLI Mode 500/1120)	103.41
MSI NX6600GT-TD128E (Single)	100.72
MSI NX6600GT-TD128E (SLI Mode)	102.83
PowerColor Bravo X700	66.9
PowerColor Bravo X700 (461/266)	68.04

This slightly older game shows that the X700 is capable of providing playable framerates at extreme resolutions with older 3D games.