Not even close
We know according to the most recent isuppli estimates that Sony loses at least $150 on each unit of hardware
$448 on parts costs + assembly costs + shipping costs + $50 to go to the retailers + ongoing R and D to improve the system + testing costs for these improvements. And that's not even considering costs associated with advertising or with repairing PS3's under waranty
We know that in the Christmas quarter, they made a small profit on the combination of 6 factors
PS3 hardware losses
PS3 software/accessories profit
PS2 hardware profit
PS2 software/accessories profit
PSP hardware profit
PSP software/accessories profit