PS4's first-week GameStop sales surpass PS3's first 3 months by 80 percent. One preorders+launch stock surpasses 360's first 3 months by 15 percent

[JoeTheBro]

Guys, get to work. Figure out how many 360s and PS3s were sold in the first three months, and then use that data dn the PS4 data to extrapolate XBONE numbers.