Will my power supply be enough? Tags: Homebuilt Power Supplies Systems Last response: February 9, 2013 12:36 AM in Systems Share revsao February 7, 2013 11:00:33 PM I want to know if my power supply will be enough to power a HD 7850. I will upgrade my power supply later along with other components, but I want to know If I'm ok putting it in my current build. CPU: AMD Phenom II X4 965 Black Edition Deneb 3.4GHz Cooler: Hyper 212 Plus Motherboard: GIGABYTE GA-MA785GM-US2H Memory: G.SKILL 4GB (2 x 2GB) 240-Pin DDR2 SDRAM DDR2 800 Storage: Seagate Barracuda 7200.12 ST3250318AS 250GB Video Card: SAPPHIRE HD 5770 1G (current card) Case: NZXT M59 - 001BK Black Steel ATX Mid Tower Power Supply: CORSAIR CMPSU-400CX 400W ATX12V V2.2 80 PLUS Certified More about : power supply | E-mail me updates | Report abuse Reply to revsao Register or log in to remove crewton Homebuilt system Authority February 9, 2013 12:09:13 AM yes, your power supply carries 30A on it's 12V line and a 7850 only needs 21A. | Report abuse Reply to crewton Augray37 Homebuilt system Expert February 9, 2013 12:36:57 AM yep it will be just fine, despite what many would tell you. wouldn't want to go much more though lol. | Report abuse Reply to Augray37 Ask the community Post an answer Tom's Hardware>Forum>Systems>Will my power supply be enough?> Related ressources: ForumIs this power supply enough ? ForumDo I have enough power supply to support crossfiring? Forum620W power supply enough for Xfire? ForumIs this power supply enough for this gaming build ForumIs this a good enough Power supply ? ForumIs this Power supply good and enough ? ForumIs a 350 Watt Power supply Unit enough ? ForumWill my power supply be enough for a 7970 GHZ? ForumWill this PSU supply enough power for this computer build? ForumOCZ ZS Series Power supply - 750 Watt enough ? ForumWill This Power Supply be Enough ForumWill this Power Supply be enough ? ForumQuick Power Supply question, is this enough for a i5-3570k build? ForumIs my power supply enough ? ForumPower supply enough for my build? Forum200 watt Pico power supply enough ? ForumIs my power supply enough for my graphics card? ForumPower Supply not enough ? ForumIs my power supply enough ? ForumNew gaming PC. Thoughts? More resources Read discussions in other Systems categories Homebuilt New Build Prebuilt Cases Power Supplies RAM CyberPower !