Keep in mind that these are rough estimates and actual system requirements may vary depending on the specific game and hardware configuration.
CoD4 was a GPU-centric title with moderate CPU requirements, favoring raw fillrate and shader performance over complex AI or physics simulation. A Radeon X1950 Pro or GeForce 7900 GT was the “sweet spot” for maximum settings at 1280x1024. call of duty 4 modern warfare specs