Gigabyte GA-970A-UD3 Manual - Page 10

1-2 Product Specifications CPU ŠŠ AM3+ Socket: - AMD AM3+ FX processors - AMD AM3 Phenom™ II processors/ AMD Athlon™ II processors (Go to GIGABYTE's website for the latest CPU support list.) Hyper Transport Bus ŠŠ 5200 MT/s Chipset ŠŠ North Bridge: AMD 970 ŠŠ South Bridge: AMD SB950 Memory ŠŠ 4 x 1.5V DDR3 DIMM sockets supporting up to 32 GB of system memory * Due to Windows 32-bit operating system limitation, when more than 4 GB of physical memory is installed, the actual memory size displayed will be less than 4 GB. ŠŠ Dual channel memory architecture ŠŠ Support for DDR3 2000 (O.C.)/1866/1600/1333/1066 MHz memory modules * To support a DDR3 1866 MHz (and above) memory, you must install an AMD AM3+ CPU first. (Go to GIGABYTE's website for the latest supported memory speeds and memory modules.) Audio ŠŠ Realtek ALC889 codec ŠŠ High Definition Audio ŠŠ 2/4/5.1/7.1-channel ŠŠ Support for S/PDIF Out LAN ŠŠ 1 x Realtek RTL8111E chip (10/100/1000 Mbit) Expansion Slots ŠŠ 1 x PCI Express x16 slot, running at x16 (PCIEX16) ŠŠ 1 x PCI Express x16 slot, running at x4 (PCIEX4) ŠŠ 3 x PCI Express x1 slots  (All PCI Express slots conform to PCI Express 2.0 standard.) ŠŠ 2 x PCI slots Storage Interface ŠŠ South Bridge: - 6 x SATA 6Gb/s connectors supporting up to 6 SATA 6Gb/s devices - Support for RAID 0, RAID 1, RAID 5, RAID 10, and JBOD USB ŠŠ South Bridge: - Up to 14 USB 2.0/1.1 ports (8 ports on the back panel, 6 ports available through the internal USB header) ŠŠ 2 x Etron EJ168 chips: - Up to 4 USB 3.0/2.0 ports (2 ports on the back panel, 2 ports available through the internal USB header) IEEE 1394 ŠŠ VIA VT6308 chip: - Up to 2 IEEE 1394a ports (1 port on the back panel, 1 port available through the internal IEEE 1394a header) Hardware Installation - 10 -