Intel Desktop Board DQ45EK with Q45 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 DVI-I and DVI-D graphics output; Gigabit (10/100/1000 Mbits/sec) LAN subsystem using the Intel 82567LM Energy Star-ready 82566DM Gigabit Ethernet Controller; Two PCI Express x1 bus add-in card connectors; Up to 10 USB 2.0 ports; Five Serial ATA 3.0 Gb/s ports, including 1 eSATA back port with RAID 0, 1, 5, 10 support; One serial port via header. Intel Desktop Board DQ45EK in mini-ITX form factor supports Intel vPRO technology which gives users the unprecedented ability to remotely maintain, manage, and protect their business PCs. Pair this board with any 65W 45nm Intel Core 2 processor to get the latest multi-tasking power in more energy-efficient and compact package. Even with the small form factor, this board gives you the ability to enjoy new features such as dual-DVI video output and eSATA port on back-panel, as well as software enhancing security and remote management options for your system. Intel Desktop Board DQ45EK supports Intel AMT 5.0 Professional, Intel Trusted Platform Module, and is Microsoft Windows Vista Premium WHQL certified.