CPU - Supports Socket 775 for Intel Core 2 Extreme, Core 2 Quad, Core 2 Duo, P4, P4EE, Pentium D, Pentium XE processors. - Supports FSB 1333/1066/800/533MHz. - Supports EIST technology. - Supports Intel Hyper-Threading technology. MSI Reminds you... 1. NVIDIA nForce Series boards DO NOT support Windows 98/ME 2. For the best performance and commitment of convenience, please use memories listed in MSI approved memory module vendor list (Please check memory test report), which provides the easiest, up-to-date memory configurations. Chipset - NVIDIA nForce 750i SLI (C72P) Chipset - NVIDIA nForce 430i (MCP51) Chipset Main Memory - Supports dual channel DDR2 533/667/800, using four 240-pin/1.8V DDR2 DIMMs. - Supports a maximum memory size up to 8GB Slots - Three PCI Express x16 slots - the mazarine slot PCI Express x 16 slot (PCI_E1) supports PCIE 2.0 x 16 mode. - the two light-blue PCI Express x 16 slots (PCI_E2 & PCI_E3) support PCI Express x 8 mode only. - supports SLI technology. - Two 32-bit v2.3 Master PCI bus slots (support 3.3v/5v PCI bus interface) On-Board IDE - An IDE controller on the NVIDIA nForce430i chipset provides IDE HDD/CD-ROM with PIO, Bus Master and Ultra DMA133/100/66 operation modes. - Can connect up to 4 IDE devices. On-Board SATA - nForce 430i supports 4 SATA II ports (SATA 1 to 4). - Transfer rate is up to 3Gb/s. - 2 eSATA port by JMicron JMB363 (back panel, optional) NV RAID - 4 SATA ports support RAID 0, 1, 0+1, 5 or JBOD is supported - 2 eSATA ports (back panel) support RAID 0/1 mode MSI Reminds You... - The RAID setup floppy disk is optional depending on the districts. You can download the files from the website to make the setup disk. Audio - Chip integrated by Realtek ALC888 - Flexible 8-channel audio with jack sensing - Compliant with Azalia 1.0 spec. LAN - Supports 10/100/1000 Fast Ethernet by Realtek RTL8211BL IEEE1394 / FireWire - VIA VT 6308P chipset - Transfer rate is up to 400Mbps Internal I/O Connectors - ATX 24-Pin power connector - 8-pin ATX 12V power connector - CPU / Systemx3 FAN connectors - CD-in connector - Front panel audio connector - Front panel connector - 1 x IEEE1394 connector (optional) - 2 x USB 2.0 connector support additional 4 ports - 1 x Floppy disk drive connector - 4 x serial ATA connectors - 1 x serial port connector (optional) - SPDIF-out connector - 1 x TPM module connector (optional) - 2 x ATA133 connectors - Chassis intrusion switch connector - Clear CMOS button MSI Reminds You... - The floppy disk cable will be optional. Back Panel I/O Ports - 1 x Clear CMOS button - 1 x PS/2 Keyboard - 1 x PS/2 Mouse - 2 x eSATA ports - 1 x Optical SPDIF out - 1 x 6 in 1 Audio jack - 1 x IEEE1394 port (optional) - 4 x USB 2.0 ports - 1 x RJ45 LAN Jack BIOS - The mainboard BIOS provides "Plug & Play" BIOS which detects the peripheral devices and expansion cards of the board automatically. - The mainboard provides a Desktop Management Interface(DMI) function which records your mainboard specifications. Dimension - 30.4cm(L) x 24.5cm(W) ATX Form Factor Please do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games. Note: Try to set a system restore point before installing a device driver. It will help you restore system if installed driver not complete.