Your PC will need a graphics card thats as powerful as a GeForce GTX 650 Ti/Radeon HD 7770 1GB GDDR5 and it should be paired with either a Phenom II X4 900e/Core 2 Quad Q6600 2.4GHz CPU to match the Subway Simulator recommended system specs. This PC setup will deliver 60 Frames Per Second on High graphics settings on 1080p monitor resolution. 2 GB will also be needed to achieve the Subway Simulator rec specs and get 60FPS. Subway Simulator needs a graphics card thats at least as powerful as a GeForce 9600 GT 1GB/Radeon HD 4670 1GB paired with Athlon II X2 280/Core 2 Duo E4400 2.0GHz CPU to match the min specs. This PC setup will deliver 25-35 Frame Per Second at Low graphics setting on 720p resolution. You should also have 1 GB system memory for min specs. You will require a DirectX 9.00 GPU. We suggest a 10 year old PC to play smoothly.