Winstone 2004	Source: Zdnet

Content Creation Winstone 2004 is a system-level, application-based benchmark that measures a PC's overall performance when running top, Windows-based, 32-bit, content creation applications in Windows XP. Business Winstone 2004 runs real applications through a series of scripted activities and uses the time a PC takes to complete these activities to produce its performance scores.

Business Winstone 2004 runs real applications through a series of scripted activities and uses the time a PC takes to complete these activities to produce its performance scores.

Winstone 2004
Business Winstone 2004:	Points	Ranking
Foxconn 955X7AA-8EKRS2 (955X 200/667)	25.2
Foxconn 945P7AA-8EKRS2 (945P 200/667)	26.5
MSI P4N Diamond (NF4 SLI 200/800)	26.1
Epox 5NVA+ SLI (NF4 SLI 200/800)	26.3
Content Creation 2004:	Points	Ranking
Foxconn 955X7AA-8EKRS2 (955X 200/667)	32.6
Foxconn 945P7AA-8EKRS2 (945P 200/667)	33.3
MSI P4N Diamond (NF4 SLI 200/800)	33
Epox 5NVA+ SLI (NF4 SLI 200/800)	32.8

Things are much closer here in the Winstone 2004 benchmarks, but in any case performance will be good no matter what motherboard/chipset you use.

Winbench 99	Source: Zdnet

WinBench 99 is a subsystem-level benchmark that measures the performance of a PC's graphical, disk, and video subsystems in a Windows environment. WinBench 99's tests can run on Windows 95, Windows 98, Windows NT, Windows 2000, and Windows XP systems.

WinBench 99
Business Disk WinMark:	Points	Ranking
Foxconn 955X7AA-8EKRS2 (955X 200/667)	13400
Foxconn 945P7AA-8EKRS2 (945P 200/667)	14600
MSI P4N Diamond (NF4 SLI 200/800)	21800
Epox 5NVA+ SLI (NF4 SLI 200/800)	20900
High-End Disk WinMark:	Points	Ranking
Foxconn 955X7AA-8EKRS2 (955X 200/667)	58000
Foxconn 945P7AA-8EKRS2 (945P 200/667)	60700
MSI P4N Diamond (NF4 SLI 200/800)	58000
Epox 5NVA+ SLI (NF4 SLI 200/800)	56700
Business Graphics WinMark:	Points	Ranking
Foxconn 955X7AA-8EKRS2 (955X 200/667)	792
Foxconn 945P7AA-8EKRS2 (945P 200/667)	958
MSI P4N Diamond (NF4 SLI 200/800)	859
Epox 5NVA+ SLI (NF4 SLI 200/800)	931
High-End Graphics WinMark:	Points	Ranking
Foxconn 955X7AA-8EKRS2 (955X 200/667)	1460
Foxconn 945P7AA-8EKRS2 (945P 200/667)	1690
MSI P4N Diamond (NF4 SLI 200/800)	1560
Epox 5NVA+ SLI (NF4 SLI 200/800)	1670

I am quite surprised to see how well nVIDIA does in the HDD tests and it is able to beat out Intel in the Business Disk WinMark section quite easily.