OS: Windows 7 64-Bit Service Pack 1 Processor: Intel CPUs - Dual Core 2.2 GHz to Quad Core 3.2GHz; AMD CPUS - Dual Core 2.4Ghz to Quad Core 3.2Ghz Memory: 2GB to 8GB Hard Drive: 16GB Available Graphics: NVIDIA GeForce 8600 GT 512MB to NVIDIA GeForce GTX 580 1536MB or Radeon HD3000 512MB to Radeon HD 6850 1024MB Sound Card: 100% DirectX 9 compatible Initial activation requires internet connection and Rockstar Social Club (13+ to register); software installation required including Sony DADC SecuROM; DirectX, and Microsoft’s Windows.NET Framework, and Microsoft Visual C++ 2008 SP1 Redistributable Package (x86). Partner Requirements Please refer to your hardware manufacturer and www.rockstargames.com/support for current compatibility information. Some system components such as integrated graphics cards may be incompatible. Unlisted specifications may not be supported by publisher. Please check the terms of service of this site before purchasing this software. Over time downloadable content and programming changes will change the system requirements for this game. Please refer to your hardware manufacturer and www.rockstargames.com/support for current compatibility information. Some system components such as mobile chipsets, integrated, and AGP graphics cards may be incompatible. Unlisted specifications may not be supported by publisher.