Platform CPU Performance scaling
Platform CPU Performance scaling
DirectX 11 class graphics card performance DX11 - Ultra - HQ Textures
Now 1920x1200 is the most preferred monitor resolution (next to to 1920x1080). Here's where the CPU starts to matter less and less, and where the GPU gets increasingly more important. The irony is always the same, bang for buck wise a cheapo CPU will get you the better deal. Hence for hefty gaming the graphics card is way more important then the processor.
And at a monitor resolution of 2560x1600 we see that the CPU doesn't really matter that much anymore, the GPUs are completely underpowered here, running at 100%