Quote Originally Posted by xMrBunglex View Post
i think it's just that the 4850 uses GDDR3, which uses a lot less energy and creates less heat.
I did not verify this, but is GDDR5 not supposed to have an advantage of requiring less power and being cooler running when compared to GDDR3/4? The stock voltage is 1.501V too which is quite low and sort of supports this claim...