Is MW2 Required to Play MW3? Modern Warfare 3 is a standalone game and does not require ownership or purchase of MW2.

What are the minimum system requirements for Call of Duty: Modern Warfare 3 on PC? The minimum specs include Windows 10 64-bit, Intel Core i5-6600 or AMD Ryzen 5 1400 CPU, 8 GB RAM, and a 2 GB VRAM video card, along with an SSD with 149 GB available space.