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AMD and Nvidia Platforms Do Battle

Chipset Comparison Table

Socket940 Pins AM2+940 Pins AM2+
Chipset DesignDual ChipSingle Chip
NorthbridgeAMD 780GNvidia GeForce 8200 mGPU
Northbridge CMOS55nm80nm
SouthbridgeAMD SB700N/A
Southbridge CMOS55nmN/A
CPU InterfaceHT 3.0 (1.8 GHz)HT 3.0 (1.8 GHz)
Chipset InterlinkPCIe x4 (2GB/s)N/A
Memory
Memory TypeDual Channel DDR2Dual Channel DDR2
Memory SpeedDDR2-667/800/1066DDR2-667/800/1066
Maximum Memory8 GB8 GB
ECC SupportNoNo
Connectivity
PCIe Support26 PCIe 2.0 Lanes19 PCIe 2.0 Lanes
PCIe Usage16 lanes for graphics16 lanes for graphics
4 lanes for chipset interlink3 lanes for add-on devices
6 lanes for add-on devices
NetworkingPCIe Gigabit EthernetIntegrated Nvidia Gigabit Ethernet controller
USB Ports12x USB 2.012x USB 2.0
2x USB 1.1
PCI Support5x 32 Bit PCI 2.35x 32 Bit PCI 2.3
Storage
SATA Ports6x SATA/300 w/ NCQ6x SATA/300 w/ NCQ
eSATAPossiblePossible
UltraATA Ports2x UltraATA/133 (four devices)1x UltraATA/133 (two devices)
RAID Modes0, 1,10, JBOD0, 1,10, 5, JBOD
Graphics
CoreRadeon HD2400 (RV610)-basedGeForce 8400 GS (G86)-based
TechnologyDirect X 10.0, Shader Model 4.0Direct X 10.0, Shader Model 4.0
Clock Speed500 MHz500 MHz
Core Design40 stream processors16 stream processors
Multi-GPUCrossfire X possibleHybrid Graphics-only
Hybrid GraphicsHybrid CrossFire X for PerformanceNvidia Hybrid SLI
Graphics Performance OptionsRadeon HD 2400/3450GeForce 8400 GS/8500 GT
Power Saving OptionsN/AHybridPower switches off discrete graphics in 2D
Display MemoryOptional, up to 512MBN/A
Video
Video DecodingATI Avivo HDNvidia PureVideo HD
HD VideoBlu-ray, Betamax/HD-DVDBlu-ray, Betamax/HD-DVD
OutputsD-Sub, DVI-D and HDMI w/ HDCP, Display PortD-Sub, DVI and HDMI w/ HDCP
HDMI OptionsHDMI 1.3HDMI 1.3, no Dolby True HD or DTS-HD