NVIDIA has finally taken the wraps of their latest desktop chipset, the nForce 790i SLI Ultra, and a brand new flagship graphics card dubbed the GeForce 9800 GX2. We've taken a look at a pair of motherboards, one from ASUS and the other from EVGA, built around the new nForce 790i SLI Ultra chipset and have tested the dual-GPU powered GeForce 9800 GX2 as well.