Re: Gigabyte Mobos
I would go with the 1st one, that way in the future you could go 8GB on 64-Bit. A little bit better future proof.
I also would sugestion going with evga. It's my fav of all mobos
(My Computer) Antec900 Case, E8400 OC'd @ 3.83GHz, TuniqTower 120, 4GB 6400 DDR2 850MHz (Corsair XMS2), EVGA 9800GTX Superclocked 770/2300, 620W Corsair PSU, x2 WD500GB RAID 0, WD250GB, EVGA 680i SLI Mobo, Vista Home Premium 64Bit