FSB: 1066/800/533MHz South Bridge: Intel ICH7R Number of DDR2 Slots: 4 x 240Pin DDR2 Standard: DDR2 667 Maximum Memory Supported: 8GB ECC Supported: Yes PCI Express x16: 1 x PCI-E x16 slot routed to PCI-E x8 bus PCI-X Slots (64-bit 133MHz): (1) PCI-X 64bit, 133MHz slot (PCI-X Bus B) (2) PCI-X 64bit, 133/100MHz slots (PCI-X Bus A)
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