However Fallout 3 Windows 10 is still possible by adjusting some of the following settings: The Fallout 3 PC requirementsalso state that you need at least 7 GB free storage space.īethesda and Steam make it clear that 'Fallout 3 is not optimised for Windows 7 and later', and users have reported crashes to desktop running the game. The cheapest graphics card you can play it on is an NVIDIA GeForce 6800, but a GPU equivalent to an NVIDIA GeForce 8800 GTX is recommended. An Intel Pentium 4 2.40GHz CPU is required at a minimum to run Fallout 3, but the developers recommend a CPU greater or equal to an Intel Core 2 Duo U7600. The Fallout 3 system requirements include a minimum RAM requirement of 1 GB, but 2 GB of RAM is recommended.