Battlefield 3 is a combined arms military shooter, and while it does have a single-player mode, the draw is the huge 64-player battles filled with tanks, jets and infantry. A Quad Core CPU and a GeForce GTX 560/ATI Radeon 6950 is what you’ll need for good performance.
Battlefield 3 Minimum Requirements
2 GHz DUAL CORE (Core 2 Duo 2.4 GHz or Athlon X2 2.7 GHz)
Windows Vista (Service Pack 1) 32-bit
(AMD): DirectX 10.1 compatible with 512 MB RAM (ATI Radeon 3000, 4000, 5000 or 6000 series, with ATI Radeon HD 3870 or higher performance)(NVIDIA): DirectX 10.0 compatible with 512 MB RAM (NVIDIA GeForce 8, 9, 200, 300, 400 or 500 series, with NVIDIA GeForce 8800 GT or higher performance)