Asus M4A77T/USB3 User Manual - Page 9

M4A77T/USB3 specifications summary CPU Chipset System bus Memory Expansion slots Storage / RAID Audio USB LAN ASUS exclusive overclocking features AMD® Socket AM3 for AMD® Phenom™ II / Athlon™ II / Sempron™ 100 series processors Supports AMD® 45nm CPU Supports CPU up to 140W AMD® Cool 'n' Quiet™ 2.0 Technology (depending on CPU type) * Refer to www.asus.com for the AMD® CPU support list AMD® 770 / SB710 Up to 5200MT/s; HyperTransport™ 3.0 interface 4 x DIMM, max. 16GB, DDR3 1800 (O.C.) / 1600 (O.C.) / 1333 / 1066 MHz, ECC / non-ECC, un-buffered memory Dual-channel memory architecture * Due to CPU spec., AMD® 100 and 200 series CPUs support up to DDR3 1066MHz. With ASUS design, this motherboard can support up to DDR3 1333MHz. ** Refer to www.asus.com for the latest Memory QVL (Qualified Vendors List). *** W hen you install a total memory of 4GB or more, Windows® 32-bit operating system may only recognize less than 3GB. We recommend a maximum of 3GB system memory if you are using a Windows® 32-bit operating system. 1 x PCIe x16 slot 2 x PCIe x1 slots 3 x PCI slots 1 x Ultra DMA 133/100/66 connector 6 x Serial ATA 3Gb/s connectors support RAID 0, RAID 1, RAID 10 and JBOD configurations VIA® VT1708S 8-channel* High Definition Audio CODEC - Supports Jack-detection, Multi-streaming, and Front Panel Jack-Retasking technologies - Optical S/PDIF out port at back I/O * Use a chassis with HD audio module in the front panel to support an 8-channel audio output. 10 x USB 2.0 / 1.1 ports (6 ports at mid-board, 4 ports at the back panel) 2 x USB 3.0 / 2.0 ports (blue, at the back panel) Realtek® 8112L PCIe Gigabit LAN controller featuring AI NET 2 Intelligent overclocking tools: - Turbo Key SFS (Stepless Frequency Selection): - HT frequency tuning from 200MHz up to 550MHz at 1MHz increment - PCIe frequency tuning from 100MHz up to 150MHz at 1MHz increment Overclocking protection: - ASUS C.P.R. (CPU Parameter Recall) (continued on the next page) ix