rocessor: Intel AtomTM Singal-core D425 processor mounted onboard Chipset: Intel NM10 Front Side Bus: Memory: DDR2 800/667 MHz x 2 DIMM, Max. 4GB VGA on Die: Integrated Intel GMA 3150 Expansion Slots: 1* PCI IDE: N/A Serial ATA(SATA)/RAID: 2* SATA II Audio: 5.1 channel HDA LAN: Gigabit LAN IEEE1394: N/A Back Panel I/O Ports: 1 x PS/2 keyboard port 1 x PS/2 mouse port 1 x Serial port 1 x Parallel port 1 x Audio jack supports 3 jacks 4 x USB 2.0 ports 1 x RJ45 LAN port 1 x VGA port Internal I/O Connectors: 1 x ATX 24-pin power connector 1 x ATX 4-pin 12V power connector 2 x 4-pin CPU / System fan connectors 1 x IrDA header 1 x TPM header 1 x COM header 2 x USB 2.0 header supports additional 4 ports 2 x Serial ATAII connectors 1 x Front panel connector 1 x Front Audio header 1 x S/PDIF out header 1 x Buzzer BIOS Features: 8MB flash EEPROM w/ LAN boot PnP, ACPI, WfM, DMI 2.0 Standards/Manageability: PCI 2.3, USB2.0, DMI 2.5 Form Factor: Mini-ITX (6.75 inch x 6.75 inch)