i've chosen all the parts, did my homework, and this is what i've come up with, going to buy it this week.
mb: ASRock 990FX Extreme3 AM3+ AMD 990FX SATA 6Gb/s USB 3.0 ATX AMD Motherboard with UEFI BIOS $120
mb: ASRock 990FX Extreme3 AM3+ AMD 990FX SATA 6Gb/s USB 3.0 ATX AMD Motherboard with UEFI BIOS $120