Solved Need Help!! PSU query Tags: Graphics Last response: June 20, 2014 1:08 PM in Graphics & Displays Share PC newb 09 June 20, 2014 12:20:42 PM I built a budget pc, my first, and i need to replace the psu in order to get something like a 770 or a r9 280x, so which psu has all the right connections for this. please and thank you i appreciate any info. More about : psu query Reply to PC newb 09 Best solution Scampi June 20, 2014 12:25:04 PM For the GTX 770 & R9 280X your looking at needing 30 Amps on the 12v rail & a 550W PSU minimum. This PSU is a reasonable price & good quality, it has 44 Amps on the 12v rail XFX Pro 550W: http://uk.pcpartpicker.com/part/xfx-power-supply-p1550s... Reply to Scampi Share PC newb 09 June 20, 2014 1:08:18 PM Scampi said:For the GTX 770 & R9 280X your looking at needing 30 Amps on the 12v rail & a 550W PSU minimum. This PSU is a reasonable price & good quality, it has 44 Amps on the 12v rail XFX Pro 550W: http://uk.pcpartpicker.com/part/xfx-power-supply-p1550s... thanks for such a quick response Reply to PC newb 09 m 0 l Ask the community Post an answer Related resources PSU cable legnth help query Forum SolvedYet another PSU query (but hopefully very easy) Forum Need help with a small network Query Forum Need help with LDAP query Forum SolvedHELP !!!! Motherboard Power Capacity Query ???? Forum SolvedPSU warranty query Forum SolvedBitFenix Prodigy PSU Query Forum SolvedNeed help with PSU Forum SolvedNeed some PSU help pertaining to a GPU. Forum SolvedNeed Help on a new PSU for a recent build Forum SolvedNeed help with buying a 650w PSU Forum SolvedNeed help with small psu question. Forum Solvedneed help psu Forum SolvedNeed Help Looking for a 500-550w PSU for $60 Forum SolvedNeed Help with finding cheap but good PSU to power my Rig Forum SolvedNeed help understanding my PSU's ports... Forum SolvedHELP! What PSU DO I NEED FOR A ZOTAC AMP GTX 780 ti? Will 750W 80+ efficiency cut it? Forum SolvedNeed help choosing a PSU and Case Forum SolvedPsu Problem , need a Quik help here ! Forum SolvedNeed help on PSU Forum More resources Read discussions in other Graphics & Displays categories Ati GPUs Graphics Cards Gtx HD Monitors SLI Crossfire Tuner Cards Radeon Video Diamond Multimedia Matrox Nvidia Palit PowerColor Asus Games !