If someone is thinking about getting it on PC and doesn't know how it will run (really?, it's a DX9 game!), Tom's Hardware has done some benchmarks with the demo:
http://www.tomshardware.com/reviews/mass-effect-3-performance-benchmark,3143.html
It seems that my card will still do the trick.
Please excuse my bad English.
Currently gaming on a PC with an i5-4670k@stock (for now), 16Gb RAM 1600 MHz and a GTX 1070
Steam / Live / NNID : jonxiquet Add me if you want, but I'm a single player gamer.