I'm currently using a 500 GB WD for both my 360 and the PS3 and I want to move to a larger drive. I've confirmed that it works for the 360 from this thread but what about the PS3?
360: https://gbatemp.net/threads/external-hdd-help.331498/
360: https://gbatemp.net/threads/external-hdd-help.331498/