The Assassin’s Creed Rogue page on Steam now offers modest minimum system specifications for the imminent PC edition of the action/adventure game (thanks HARDOCP). Here they are:

MINIMUM:
OS: Windows 7 SP1 or Windows 8/8.1 (64bit versions only)
Processor: Intel Core2Quad Q6600 @ 2.4 GHz or AMD Athlon II X4 620 @ 2.6 GHzH
Memory: 2 GB RAM
Graphics: nVidia GeForce GTS450 or AMD Radeon HD5670 (1024MB VRAM) or Intel HD4600
DirectX: Version 10
Hard Drive: 12 GB available space
Sound Card: DirectX Compatible Sound Card with latest driver
Additional Notes: Supported Video Cards at time of release: NVIDIA GeForce GTS 450 or better, GeForce 500, 600, 700, 900 series / AMD Radeon HD 5670 or better, Radeon HD 6000, 7000, R7, R9 series / Intel HD4600, HD5200 / Note: Laptop versions of these cards may work but are NOT officially supported.