well lets just say play Battlefield 3 on medium graphics settings beefy as a good reference. so looking at the recomended specs for BF3
- OS: Windows 7 64-bit
- PROCESSOR: Quad-core CPU
- MEMORY (RAM): 4 GB
- GRAPHICS CARD: DirectX 11 compatible with 1024 MB RAM (NVIDIA GeForce GTX 570 or ATI Radeon 6950)