Intel P35 LGA775 Dc MAX8GB DDR3 Atx 2PCIE16 2PCI Gbe 1394 Crossfire Supports Intel Core 2 Extreme/Quad/Duo, Pentium D/4/4 EE/XE, Celeron D processors, 1333/1066/800MHz system bus in the LGA775 package Intel P35 Chipset Four 240-pin DDR3 DIMM sockets, designed to support up to 8GB of DDR2 1333/1066/800 MHz Dual channel memory 4 x SATA II Ports 2 x eSATA Ports