You need a Core i3-3240 3.4GHz or Phenom II X4 40 processor coupled with a GeForce GT 640 v3 to run Heat Signature system requirements at recommended. You can expect to get around 60FPS at 1080p screen res on high graphics settings with this hardware. System memory required for Heat Signature is 4 GB performance memory. Taking a look at the min reqs you will require a Radeon HD 3800 series graphics card with a Core 2 Duo E4600 2.4GHz or Athlon 64 X2 Dual Core 5000+ processor to reach the minimum Heat Signature specs, run on low graphics setting and 720p. System memory for min is 8 GB. Make sure your GPU can run DirectX 9.00 or Heat Signature won’t run. Recommended needs around a 10 year old PC to run.