Specification System CPU Intel Core 2 Duo E6000 ~ E8000 Series / Core 2 Quad E9000 Series in the LGA775 Socket FSB   BIOS   System Chipset Intel 82Q45(GMCH)/Intel 82801JDO I/O Controller (1CH10DO) System Memory 2 x DIMM DDR2 677/800MHz , Max 4 GB Storage 4 x SATA Connectors Watchdog Timer   H/W Status Monitor   GPIO   Expansion Slot 1 x PCI Express 16 Slot , 1 x PCI Express 1 Slot   I/O MIO  2 x RS-232 Serial ports : 2mm pitch  1 x RS-232 Serial port(RX/TX Only) :2mm pitch USB 4 x USB 2.0/1.1 Ethernet Interface 1 x RJ45 port (LAN) Realtek RTL8111C Gigabit Ethernet Controller Audio Interface Realtek ALC889 High-Definition Audio codec   DISPLAY Chipset   Display Memory   Resolution   Dual Display   VGA/LCD Interface 1x VGA port / 1 x DVI port / 1 x HDMI port / 1 x Component TV Out port Internal Intel GMA4500 on B/D , 1 x VGA , 1 x DVI , 1 x HDMI LVDS 1 x LVDS Connector : 18bit 1 Channel (Optional) DVI     MECHANICAL & ENVIRONMENTAL Form Factor   Power Type ATX Power Supply Operating Temperature   Operating Humidity   Size(LxW) 244mm X 200mm * Specifications are subject to change without notice.