Here are the specs:
AMD A8-3850 quad-core Accelerated Processor [2.9GHz, 4MB L2 Cache, Max Memory Speed: DDR3-1600] (Would an A6 be able to play? It'd save me some money. Only games I'll be playing are Mafia 2, Sims 3, similar requirement games.
4GB DDR3-1600MHz SDRAM [2 DIMMs]
1GB Nvidia GeForce GT620 [DVI, HDMI, VGA via Adapter]