descrition : product type motherboard form factor atx width 30.5 cm depth 24.4 cm compatibility amd live! ready compatible processors athlon 64, sempron, athlon 64 fx, athlon 64 x2, athlon x2, phenom x4, phenom fx, phenom x3 64-bit processors compatibility built-in processor socket socket am2+ multi-core support dual-core / triple-core / quad-core chipset type nvidia geforce 8300 max bus speed 2600 mhz bios type award storage controller ata-133, serial ata-300 (raid) power connectors 4-pin atx12v connector, 24-pin main power connector processor installed qty (max supported) 0 ( 1 ) memory supported ram technology ddr2 sdram ram installed ( max ) 0 mb / 8 gb (max) supported ram speed pc2-6400, pc2-5300, pc2-8500 ram features unbuffered, two ddr channels video graphics controller nvidia geforce 8300 video memory shared video memory (uma) audio audio output sound card audio codec realtek alc1200 sound output mode 7.1 channel surround compliant standards high definition audio telecom / networking networking network adapter - realtek rtl8211cl - ethernet, fast ethernet, gigabit ethernet features bios features dmi 2.0 support, wfm 2.0 support, asus mylogo2, acpi 2.0 support, asus ez flash 2, smbios 2.5 support manual settings processor core voltage, memory voltage, chipset voltage hardware features c.p.r. (cpu parameter recall), amd cool 'n' quiet technology, asus q-fan 2, asus ai nap, asus q-connector, asus ai gear 2, asus ai net2, asus noise filter, asus stepless frequency selection (sfs), asus q-shield, nvidia hybrid sli technology support, asus express gate, asus 4+1 phase power design, asus precision tweaker expansion / connectivity expansion slot(s) 1 processor - socket am2+ 4 memory - dimm 240-pin 1 pci express 2.0 x16 2 pci express x1 3 pci storage interfaces ata-133 - connector(s): 1 x 40pin idc - 2 device(s) serial ata-300 - connector(s): 6 x 7pin serial ata - 6 device(s) - raid 0 / raid 1 / raid 0+1 / raid 5 / jbod interfaces 1 x keyboard - generic - 6 pin mini-din (ps/2 style) 1 x audio - spdif output - rca 1 x ieee 1394 (firewire) - 6 pin firewire 1 x network - ethernet 10base-t/100base-tx/1000base-t - rj-45 6 x hi-speed usb - 4 pin usb type a 1 x display / video - hdmi output - 19 pin hdmi type a 1 x audio - line-out (centre/subwoofer) - mini-phone stereo 3.5 mm 1 x audio - line-out (rear) - mini-phone stereo 3.5 mm 1 x audio - line-in - mini-phone stereo 3.5 mm 1 x audio - line-out - mini-phone stereo 3.5 mm 1 x audio - line-out (side surround) - mini-phone stereo 3.5 mm 1 x microphone - input - mini-phone 3.5mm 1 x storage - floppy interface - 34 pin idc additional connectors (optional) 1 x ieee 1394 (firewire), 6 x hi-speed usb miscellaneous software included drivers & utilities, asus live update, asus pc probe 2, asus ai booster, asus express gate lite, asus ai suite compliant standards acpi 2.0, rohs