Unreal Tournament 2004	Source: Epic

Unreal Tournament 2004 is the sequel to the highly popular UT2003 and uses the very latest Unreal Engine technology. Unreal Tournament 2004 employs the use of Vertex and Pixel Shaders and it's recommended that you use a DirectX 9 videocard if you plan to play competitively.

UT2004 - Intel CPU
dm-rankin	FPS	Ranking
Gigabyte GA-8N-SLI Royal (NF4-SLI 200/533)	85.21
Albatron PX925XE Pro-R (925XE 200/533)	90.83
Gigabyte GA-8ANXP-D (i925X 200/533)	90.13
MSI 915P Neo2 Platinum (i915P 200/533)	83.48
DFI LANParty 875P-T (i875P 200/400)	83.47
VIA PT894 Ref Motherboard (PT894 200/533)	85.04
ASRock 775V88 (PT880 200/400)	79.47
ECS RS400-A (RS400 200/400)	74.79
ECS PF88 Extreme (SiS 656 200/400)	71.75
as-convoy	FPS	Ranking
Gigabyte GA-8N-SLI Royal (NF4-SLI 200/533)	54.7
Albatron PX925XE Pro-R (925XE 200/533)	61.57
Gigabyte GA-8ANXP-D (i925X 200/533)	64.81
MSI 915P Neo2 Platinum (i915P 200/533)	57.92
DFI LANParty 875P-T (i875P 200/400)	61.11
VIA PT894 Ref Motherboard (PT894 200/533)	57.8
ASRock 775V88 (PT880 200/400)	52.71
ECS RS400-A (RS400 200/400)	48.47
ECS PF88 Extreme (SiS 656 200/400)	46.34
ctf-bridgeoffate	FPS	Ranking
Gigabyte GA-8N-SLI Royal (NF4-SLI 200/533)	120.5
Albatron PX925XE Pro-R (925XE 200/533)	127.42
Gigabyte GA-8ANXP-D (i925X 200/533)	134.09
MSI 915P Neo2 Platinum (i915P 200/533)	119.36
DFI LANParty 875P-T (i875P 200/400)	129.77
VIA PT894 Ref Motherboard (PT894 200/533)	118.76
ASRock 775V88 (PT880 200/400)	110.07
ECS RS400-A (RS400 200/400)	103.1
ECS PF88 Extreme (SiS 656 200/400)	99.48

While the graph might not be very friendly to UT2004, the numbers are still pretty good all things considered. Casual/mainstream gamers would be very happy with this setup.

UT2004 - AMD CPU
dm-rankin	FPS	Ranking
ASRock K8 Combo-Z/ASR (Ali M1689 200/400)	109.64
Soltek SL-K8TPro-939 (K8T800 Pro 200/400)	113.86
Epox 9NDA3+ (NF3 Ultra 200/400)	121.22
Albatron K8X890 Pro II (K8T890 200/400)	126.86
MSI K8N Neo4 Platinum (NF4 Ultra 200/400)	115.55
Chaintech Zenith VNF4 Ultra (NF4 Ultra 200/400)	114.65
MSI K8N Neo4 Platinum/SLI (NF4 SLI 200/400)	124.07
DFI LANParty NF4 SLI-DR (NF4-SLI 200/400)	122.5
ECS PF88 Extreme (SiS 756 200/400)	116.09
as-convoy	FPS	Ranking
ASRock K8 Combo-Z/ASR (Ali M1689 200/400)	70.34
Soltek SL-K8TPro-939 (K8T800 Pro 200/400)	73.1
Epox 9NDA3+ (NF3 Ultra 200/400)	73.45
Albatron K8X890 Pro II (K8T890 200/400)	85.57
MSI K8N Neo4 Platinum (NF4 Ultra 200/400)	74.68
Chaintech Zenith VNF4 Ultra (NF4 Ultra 200/400)	73.97
MSI K8N Neo4 Platinum/SLI (NF4 SLI 200/400)	79.43
DFI LANParty NF4 SLI-DR (NF4-SLI 200/400)	78.59
ECS PF88 Extreme (SiS 756 200/400)	74.7
ctf-bridgeoffate	FPS	Ranking
ASRock K8 Combo-Z/ASR (Ali M1689 200/400)	150.44
Soltek SL-K8TPro-939 (K8T800 Pro 200/400)	156.65
Epox 9NDA3+ (NF3 Ultra 200/400)	158.15
Albatron K8X890 Pro II (K8T890 200/400)	176.08
MSI K8N Neo4 Platinum (NF4 Ultra 200/400)	158.58
Chaintech Zenith VNF4 Ultra (NF4 Ultra 200/400)	161.03
MSI K8N Neo4 Platinum/SLI (NF4 SLI 200/400)	172.21
DFI LANParty NF4 SLI-DR (NF4-SLI 200/400)	169.47
ECS PF88 Extreme (SiS 756 200/400)	159.41

Looks like UT2004 is a bit harder on the AMD/ECS PF88 Extreme combo. Still the framerates are quite high and should be good enough for hardcore gamers.