P45 LGA775 ATX 4DDR2 8GB PCIE GEN.2 4PCI GBE RAID PRODUCT FEATURES: 12 in(L) x 9.6 in(W) ATX 4 DIMMs with DDR2 1066+ up to 16GB 1 Gen2. PCI-E 16X, 1 PCI-E 1X, 4 PCI 12USB ports 7.1 channel audio Gb LAN RAID (0, 1, 5 and 10) SATA2, eSATA, ATA133 MSI Live Update MSI Dual CoreCell MSI Dual CoreCenter