Just to give you an idea this is the sales for GTAIV week for the PS3 and X360
Sales a week before was:
PS3: 137,885
X360: 125,320
GTAIV week:
PS3: 242,283
X360: 212:450
So I'd say both the PS3 and X360 should be close to 500K both for the MW2 week, the X360 up so much because of the bundle.









