Today TweakTown are taking a look at two new Socket 939 chipsets for the AMD Athlon 64 platform from nVidia and ATI. Usually we would compare these two companies in the usual GPU wars but today they battle it out against each other in the form of motherboards with nVidia's feature-packed nForce 4 and ATI's 200 Series. Which motherboard based on these chipsets deserves to make it into your Socket 939 AMD64 system? Read on and we'll let you know our thoughts on the subject