Rainbow Six: Siege launches closed alpha registration.

https://www.youtube.com/watch?feature=player_embedded&v=0onGtYXeRaw​

• You can sign up now to participate through rainbow6.ubi.com. You will need a Uplay account.

The alpha will be PC-only and is limited to Europe and North America.

The alpha system requirements are as follows:

• OS: Windows 7, 8, 8.1, x64
• CPU: Intel Core i5-2500K or AMD FX-8120 Eight-Core
• CPU Speed: 3.3 GHz (Recommended), 2.6 GHz (Minimum)
• RAM: 8GB
• GPU: Nvidia GeForce GTX 670 or AMD Radeon HD 7970 / R9 280 X
• VRAM: 2GB

Ubisoft noted that these will not be the final system specs.

Those should be lower once the game has been further optimised.

No timeframe for the closed alpha has yet been announced.

Ubisoft noted that it will be roughly a 7-8GB download and requires a Uplay account.