ecs g31t-m7 lga 775 intel g31 micro atx intel motherboard cpu lga775 socket for latest intel core 2 quad/core 2 duo / pentium dual-core (e21xx series)/celeron 4xx processors fsb 1333/1066 mhz chipset intel g31 & ich7 north bridge: intel g31 south bridge: intel ich7 graphics integrated intel graphics media accelerator 3100 (gma3100) memory dual-channel ddr2 memory architecture 2 x 240-pin ddr2 dimm socket support up to 4 gb support ddr2 667/800 mhz memory expansion slot 1 x pci express x16 slot 1 x pci express x1 slot 2 x pci slots storage supported by intel ich7 2 x ultra dma 100/66/33 devices 4 x serial ataii devices audio via® vt1708b 6-channel high definition audio codec lan atheros ar8112 10/100 lan rear panel i/o 1 x ps/2 keyboard & ps/2 mouse connectors 4 x usb ports 1 x vga port 1 x com port 1 x rj45 lan connector 1 x audio port internal i/o connectors & headers 1 x 24-pin atx power supply connector & 4-pin 12v connector 1 x fdd connector supports two 360k~2.88mb fdds 4 x serial ata connectors 2 x usb 2.0 headers support additional 4 usb ports 1 x clear cmos header 1 x front panel header 1 x front panel audio header 1 x spdif out header 1 x cd in header 1 x speaker header 1 x lpt header cpufan/sysfan connectors system bios ami bios with 4mb spi flash rom supports plug and play 1.0a, apm 1.2, multi boot, dmi supports acpi revision 1.0 specification form factor micro-atx size, 244mm 200mm