Gigabyte F2A55M-FS2+AMD A4-4000

AMD AM3+ FX™/Phenom™ II/Athlon™ II/Sempron™ 100 Series Processors Supports AM3+ 32 nm CPU Supports CPU up to 8 cores Supports CPU up to 140 W AMD Cool 'n' Quiet™ Technology

AMD 970/SB950

4 x DIMM, Max. 32GB, DDR3 2133(O.C.)/1866/1600/1333/1066 MHz ECC, Non-ECC, Un-buffered Memory Dual Channel Memory Architecture * Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists). * Due to OS limitation, when installing total memory of 4GB capacity or more, Windows® 32-bit operation system may only recognize less than 3GB. Install a 64-bit Windows® OS when you want to install 4GB or more memory on the motherboard. * Due to CPU spec., AMD 100 series CPUs support up to DDR3 1066MHz. With ASUS design, this motherboard can support up to DDR3 1333MHz.

Up to 4.8 GT/s HyperTransport™ 3.0

Supports AMD Quad-GPU CrossFireX™ Technology

1 x PCIe 2.0 x16 (blue) 1 x PCIe 2.0 x16 (x4 mode, black) 2 x PCIe 2.0 x1 2 x PCI

AMD SB950 controller : 6 x SATA 6Gb/s port(s), gray Support Raid 0, 1, 5, 10

Realtek® 8111F, 1 x Gigabit LAN Controller(s)

Realtek® ALC887 8-Channel High Definition Audio CODEC - Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking Audio Feature : - ASUS Noise Filter - Optical S/PDIF out port(s) at back panel

ASMedia® USB 3.0 controller : 4 x USB 3.0/2.0 port(s) (2 at back panel, blue, 2 at mid-board) AMD SB950 controller : 12 x USB 2.0/1.1 port(s) (6 at back panel, black, 6 at mid-board)

Overclocking Protection : - ASUS C.P.R.(CPU Parameter Recall)