GIGABYTE™ GA P55-UD3L - Intel P55 Express chipset - Socket LGA 1156 support CPU Lynnfield Core i5, i7 - tích hợp HD Audio 8-CHANNEL (with DTS Connect support for both Blu-ray and HD DVD) + Gigabit LAN tốc độ 1000Mbps + 14*USB2.0 port + 2xGiga SATA2 3Gb/s support RAID 0,1, JBOD + 6x SATA 3Gb/s connectors Support SATA RAID 0, 1, 5, and RAID 10 + 1PATA + 2xJMB362 eSATA / USB Combo + Dual Channel DDR3 * 4DIMM upto 16GB RAM DDR3 bus 2200+MHz ,Dual VGA Graphic PCI-E 2.0 (x16 : X4),Dual BIOS Plus,Gigabyte Ultra Durable 3,Dynamic Energy Saver 2,Gigabyte the best Features,Gigabyte the best software