450w PSU and Ati 7870 enough?

RickyRoss

Honorable
Jun 25, 2013
5
0
10,510
Seasonic G450 with GOLD certificate is enough for a Sapphire 7870?? Other components are i5 ivy bridge, 8GBram, sound card, DVD, Asus z77 mainboard.. no OC.

Thank you!