Have a look at media create kirby007:
http://www.neogaf.com/forum/showthread.php?t=352882
According to media create:
Hardware | This Week | Last Week | YTD | LTD
PS3 | 16,082 | 17,405 | 160,683 | 2,783,111
360 | 8,311 | 8,107 | 63,905 | 894,445
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Looking at those numbers 360 will need a big week when SO4 releases to reach that 1 million before the PS3 3 million as Yakuza 3 releases the week later which will blow away SO4 sales.







