Here are the Rainbow Six Siege PC requirements:
MINIMUM REQUIREMENTS
Operating System: 64-bit version of the following operating systems: Windows 7 SP1 / Windows 8 / Windows 8.1 / Windows 10
Processor: Intel Core i3 560 @ 3.3 GHz or AMD Phenom II X4 945 @ 2.6 GHz
RAM: 6 GB
Video card: Nvidia GeForce GTX 460 or AMD Radeon HD5770 (1024MB VRAM)
DirectX: 11
Sound: DirectX Compatible Sound Card with latest drivers
Supported Controllers: Xbox One / 360 Official Controller for PC, PS4 Controller, any controller compatible with X-Input.
RECOMMENDED REQUIREMENTS
Operating System: 64-bit version of the following operating systems: Windows Vista SP2 / Windows 7 SP1 / Windows 8 / Windows 8.1 / Windows 10
Processor: Intel Core i5-2500K @ 3.3 GHz or AMD FX-8120 @ 2.6 GHz
RAM: 8GB
Video card: Nvidia GeForce GTX 670 or AMD Radeon HD7970 / R9 280X or better (2048MB VRAM)
DirectX: 11
Sound: DirectX Compatible Sound Card with latest drivers
Supported Controllers: Xbox One / 360 Official Controller for PC, PS4 Controller, any controller compatible with X-Input.
Supported Video Cards at Release Time:
Nvidia GeForce GTX 460 or better, 500, 600, 700, 900, Titan series.
AMD Radeon HD5770 or better, Radeon HD6000, HD7000, R7, R9 series
Only cards with performance equal to or better than Nvidia GeForce GTX 460 / AMD Radeon HD 5770 are supported by the game. Laptop versions of these cards may work, but are not officially supported.
The Minimum Requirements PC will allow you to achieve 30fps with resolution set to 720p at Low Settings, and possibly to exceed it. Please remember that increasing the resolution and / or render quality will cause your framerate to drop.
To ensure that the game is running at its best please make sure that you have installed the latest drivers for your graphics card. You can download them from the following websites:
AMD: http://support.amd.com/en-us/download
NVIDIA: http://www.nvidia.com/download/index.aspx
