SZ DJS Co.,Ltd.Address: 2floor,No.6 Industrial Zhongwu, Xi Xiang, Bao An, Shen Zhen, ChinaTel: +86-755-28269695Mobile phone:+8615817233596http:https://dajinsheng.en.made-in-china.com/G31-775 Motherboard SpecificationCPUSupports Intel Pentium HT (Hyper Threading Technology) CPUSupports 533/800/1066MHz HOST BUS FrequencySupports Intel Conroe-LSocket775 CPUSupports Intel ConroeLGA775 CPUSupports Intel Pentium4/ DSocket 775 CPUSupports Intel Celeron DSocket 775 CPUCHIPSETSIntel 946GZ/G31 chipset+ICH7 (optional)VGAIntel Graphics Media Accelerator 3000MEMORYProvides Two 240 pin DDRII slotsSupports DDRII 533/667/800 Double Channel Mode(only for G31 supports DDR2 800)EXPANSION SLOT1 PCI Express X16 slot1*PCI slots 2.2 specification compliantLANRJ45 REALTEK RTL8100C(10/100 Mbps)SOUND CARDALC655/653(onboard AC'97 2.3 specification compliant)IDEProvides 1channel connecting for IDE drivesSupports Ultra ATA66/100/133 synchronous DMA modesSATA4* SATA2 portsI/O PORTSOne serial portOne parallel port, supports EPP/ECP/SPP transfers4* USB ports1*PS/2 Keyboard port1*PS/2 Mouse port1 VGA PORT1 Multiple stereo( Mic In,Line In,Line Out jack)1 RJ45 PORTonBOARD PORTS24 PIN ATX POWER PORT4 PIN ATX 12V POWER PORT1 CD_IN port2 USB 2.0 PORTS1 CPU fan connector1 F_AUDIO PORTBIOS8M FLASH ROMSIZEMicroATX form factor ,210mm*168mm