MSI 790GX-G65 SocketAM3/140W CPU/AMD 790GX CrossFire/4DDR3-1600(OC)/ATI CrossFireX/Radeon HD 3300/GbE/HDMI/DVI/VGA/R/A/1394/ATX Motherboard MSI 790FX-GD70 Socket AM3 FSB 2600 CPU Support Phenom II, Triple Core, Quad Core ATX Chipset AMD 790FX Crossfire Hadeon HD 3300 512MB SATA2 RAID PCI-E 16x 2 Gen.2 (8x+8x) PCI-E 1x - 2 slot PCI - 2 Slots 4 Slots DDR3 Memory Bus Dual/1800/200+ 24 GB Max HD Audio 8 Channel Realtek GB LAN ATI Cross-FireX, 1394, RAID 0,1,0+1, 5, SATA2, PCI-e Gen.2,Esata, HDMI, DVI, VGA, HyBrid CrossFire, eSATA