Intel Desktop Board DG41MJ with G45 Chipset in mini-ITX Form Factor; LGA775 socket supports 65W Intel Core 2 Quad, Core 2 Duo, Pentium, Celeron & Celeron 400 processors; Two 240-pin DDR2 SDRAM Dual Inline Memory Module (DIMM) sockets support DDR2 800/667 MHz DIMMs, max. 4GB.; Intel High Definition Audio 5.1 audio subsystem using the ADI AD1882 audio codec; Intel Graphics Media Accelerator 4500 onboard graphics subsystem with integrated VGA and DVI-D graphics output; Gigabit (10/100/1000 Mbits/sec) LAN subsystem using the Intel 82567LM Energy Star-ready 82566DM Gigabit Ethernet Controller; 1 PCI Slot; 4+4 USB 2.0 ports; Three Serial ATA 3.0 Gb/s ports, Microsoft Windows Vista Premium WHQL certified.