5771 Maximum @ 720, which is my gaming setting on this monitor for to be able to read things.
Mickeymac92 - Just built a gaming PC for $400.
CPU: FX-8320 8 core 3.5ghz, running at 4.4ghz easily.
RAM: 8GB... haven't needed more
Gfx: HIS HD 7770
It's not the most uber thing ever, but it was a very cheap build that has no issues in gaming and the graphics card and ram can be upgraded as needed.