For Far Cry Primal on the Xbox One, a GameFAQs message board topic titled "Why is Far Cry Primal just 12 GB??" - Page 2.

Nvidia GeForce GTX 780 or AMD Radeon R9 280X or better (2 GB VRAM) Hard drive. Sound. Compatible Sound Card with latest drivers. Operating system. Windows 7, Windows 8.1, Windows 10 (64-bit versions only) Processor. Video card. Nvidia GeForce GTX 460 (1 GB VRAM) or AMD Radeon HD5770 (1 GB VRAM)

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