Door2:Key requires a Radeon R7 240 2GB graphics card with a Core i5-2300 2.8GHz or FX-6300 processor to reach the recommended specs, achieving high graphics setting on 1080p. Also your PC needs 8 GB RAM to meet the rec specs and run at 60 frames. Minimum RAM requirements are 4 GB system memory. Another thing to consider is the DirectX capability of your GPU. Door2:Key needs a GPU capable of running DirectX 11.