This is my second time that I had to upgrade my PS3 HDD from 60 to 750 and from 750 to 1TB. I will use the 750GB on my slim PS3 160GB as Iam low on space. But my phat PS3 took from 1TB 169, as I have free of space 831. Isn't this alot? 169GB the PS3 software took automatically.