My system.
Motherboard: GIGABYTE H61M-DS2H
GPU: Nvidia GeForce GT220 1GB
CPU: Intel Core i3 3220 3.3Ghz
RAM: 4GB Kingstone Memory 1600 mhz
I think it is good enough, but the gpu is a piece of shit, but i can still play all the newest games and etc. Also 5.9 in windows mark. ^^