Quote Originally Posted by w00dzy View Post
would my 700w support 2 3870x2s?
its the 700w coolermaster modular
That mostly depends on your 12V rail(s). Expect each 3870x2 to pull about 20A under full load. Leave another 15-20A for your motherboard and CPU if you're an overclocker. Most other kinds of components don't pull much.