Asus Z8NA-D6 Dual Socket LGA1366 Intel 5500 ATX RAID SATA LAN  Ref: Z8NA-D6
Z8NA-D6 is designed in ATX form factor, namely 12" x 9.6", which is the first slim size dual processor server and workstation motherboard in the market and can be fitted in your desktop PC chassis for cost-effective use. Z8NA-D6 is built with 24+8pin power connector to support both SSI and ATX power supply, the former is suitable for best performance & expandability use, and the latter for cost effective usage, whose price is much lower than that of SSI power supply.