I would have went to RoF and gave it a go but looking at the screenshots and bearing in mind I can barely run Aces High graphics over 20 fps I don't fancy my chances of it being playable on my machine + I's have to put up with zack1234 talking about pies.
Recommended System Requirements
Operating System Windows® XP (SP2)/ Vista (SP1) / Windows® 7 (SP1)
CPU Intel® Core™ 2 Quad 2.6 GHz+ or Intel® Core™ i5/i7 2.6 GHz+
GPU 1024 Mb+, GeForce GTX 260+/Radeon HD5850+
RAM 4 Gb+
Sound DirectX 9.0c/11 compatible
Free Hard Drive space 10 Gb+
Internet Connection for Registration, Career Mode, Statistics Tracking, 256 Kb/s - for Multiplayer

Guess I won't even attempt to try it. Good luck, if I ever get to play again, I will continue to check out the WWI arena before others. It is generally empty the times I have checked.
Bob