i recently had a new computer built with a windows vista home premium 32bit on an evga 680i SLI motherboard, intel q6600 quad 2.4ghz cpu, and 2,1gig corsair xms2 800mhz ram chips(pair), amoung some other products. (hard drive, vid card, sound card) my issue is this, i have just added 2 more 1gig corsair xms2 800mhz ram chips for a total of 4gigs rammy computer is seeing the ram but vista is not... can anyone tell me why this is?

Pls post it in the proper forum since this forum is for Exchange, so that u can get reply asap