The best chance at playing Untrusted at recommended sys specs on a 1920x1080 screen resolution will be if your PC has at least the GeForce GT 340/Radeon X1900 GT graphics card. The CPU required to meet recommended requirements is either an AMD Athlon 64 X2 Dual Core 4200+ or Intel Core 2 Duo E4400 2.0GHz processor. This type of gaming rig will deliver you around the 60 Frames per second. System memory required for Untrusted is 4 GB performance memory. Taking a look at the min reqs you will require a Radeon X600 Series graphics card with a Pentium 4 1.8GHz or Athlon XP 1700+ processor to reach the minimum Untrusted specs, run on low graphics setting and 720p. Recommended needs around a 13 year old PC to run.