same data centers same roi times . only thing that isnt the same is you cant sell your hash . also the 280x is a crappy card when better ones are available
hahahahahahahahaa
you dont opine here, all your profile here is in red color with a warning sign, why 
LOL !!! better dont open your mouth hahahahahahaha, your profile with a lot of WARNINGS reds, better stay away from you LOL Thief