Laptop versions of these cards may work but are NOT supported. Input: Windows-compliant keyboard, mouse, optional controller (Xbox 360® Controller for Windows recommended).Sound Card: DirectX 9.0 or 10.0–compliant sound card (5.1 sound card recommended).DirectX Version: DirectX 9.0 or 10.0 libraries.Graphics: 256 MB DirectX® 10.0–compliant video card or DirectX 9.0–compliant card with Shader Model 3.0 or higher (see supported list)*.Memory: 1 GB Windows XP/2 GB Windows Vista.Processor: Dual core processor 2.6 GHz Intel® Pentium® D or AMD Athlon™ 64 X2 3800+ (Intel Core® 2 Duo 2.2 GHz or AMD Athlon 64 X2 4400+ or better recommended).Gallery Open in Steam store Gameplay on YouTube Best prices on IsThereAnyDeal