Winstone 2004	Source: Zdnet

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.

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.

Winstone 2004
Business Winstone 2004:	Points	Ranking
Albatron K8X890 Pro II (K8T890 200/400)	27.3
MSI RS480M2-IL (RS480 200/400)	29.1
ASRock 939Dual-SATA2 (Uli M1695 200/400)	30.5
Chaintech Zenith VNF4 Ultra (NF4 Ultra 200/400)	30.3
DFI LANParty NF4 SLI-DR (NF4-SLI 200/400)	32.2
Epox 9NPA+ SLI (NF4 SLI 200/400)	31.2
ECS KN1 Extreme SLI (NF4 SLI 200/400)	31.9
Foxconn WinFast 6150K8MA-8EKRS (GF6150 200/400)	31.5
Gigabyte GA-K8N51PVMT-9 (GF6150 200/400)	28.7
Content Creation 2004:	Points	Ranking
Albatron K8X890 Pro II (K8T890 200/400)	36.2
MSI RS480M2-IL (RS480 200/400)	36.4
ASRock 939Dual-SATA2 (Uli M1695 200/400)	37.8
Chaintech Zenith VNF4 Ultra (NF4 Ultra 200/400)	39.5
DFI LANParty NF4 SLI-DR (NF4-SLI 200/400)	39.7
Epox 9NPA+ SLI (NF4 SLI 200/400)	39.6
ECS KN1 Extreme SLI (NF4 SLI 200/400)	39.6
Foxconn WinFast 6150K8MA-8EKRS (GF6150 200/400)	38.6
Gigabyte GA-K8N51PVMT-9 (GF6150 200/400)	39.5

Winstone 2004 performance is good although the Business Winstone 2004 score is slightly lower than expected. Not a big deal however, the system is mainly user limited in office applications anyway.

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
Albatron K8X890 Pro II (K8T890 200/400)	10700
MSI RS480M2-IL (RS480 200/400)	13600
ASRock 939Dual-SATA2 (Uli M1695 200/400)	15800
Chaintech Zenith VNF4 Ultra (NF4 Ultra 200/400)	27900
DFI LANParty NF4 SLI-DR (NF4-SLI 200/400)	27100
Epox 9NPA+ SLI (NF4 SLI 200/400)	26400
ECS KN1 Extreme SLI (NF4 SLI 200/400)	15000
Foxconn WinFast 6150K8MA-8EKRS (GF6150 200/400)	15900
Gigabyte GA-K8N51PVMT-9 (GF6150 200/400)	28000
High-End Disk WinMark:	Points	Ranking
Albatron K8X890 Pro II (K8T890 200/400)	38500
MSI RS480M2-IL (RS480 200/400)	46800
ASRock 939Dual-SATA2 (Uli M1695 200/400)	60900
Chaintech Zenith VNF4 Ultra (NF4 Ultra 200/400)	62900
DFI LANParty NF4 SLI-DR (NF4-SLI 200/400)	60700
Epox 9NPA+ SLI (NF4 SLI 200/400)	61700
ECS KN1 Extreme SLI (NF4 SLI 200/400)	61600
Foxconn WinFast 6150K8MA-8EKRS (GF6150 200/400)	62900
Gigabyte GA-K8N51PVMT-9 (GF6150 200/400)	62500

HDD performance from the Gigabyte GA-K8N51PVMT-9 is very good and in line with other nForce4 SLI motherboards. It's nice to see that even if you go with a lower end nVIDIA motherboard, performance is good.