Originally Posted by TehStranger?;14336674
wrong u can sli a 768 with a 1gb 460 the 1gb one disables 256mb of vram and they both run in harmony,OP if u are tight on money getting another 450 for sli will be the best option and it performs close if not better then a 460
Correct. Different amounts of RAM are fine. The actual GPUs just need to be the same.
Originally Posted by David_MKD;14336682
SO my GTS 450 is 2GB, So I can put GTS 450 from 1GB?
Yes, but you will only have 1GB usable Vram. You default to the smallest amount between the two cards.