Is my old PSU sufficiant for new system? Tags: New Build Systems Last response: August 30, 2011 5:55 PM in Systems Share Berke53 August 29, 2011 11:10:11 PM Hi all I already ordered new parts for my pc but i don't really know if I have to look for a new psu because I'm a bit strapped for cash at the moment Here are the specs of my new build: -ASRock 880GMH/U3S3 motherbord -AMD Phenom II 965 Black edition (125w version) -ATI HD 6870 -2x4GB DDR3 @ 1600 mhz -1 DVD/CD drive -2 regular S-ATA HDD Here are the specs of my PSU: ultron UN-550G Green Force 550W - ATX Version 2.2 power supply - Passiv PFC - 82+ Efficiency - 2x 6-pin connectors AC output:______________________________________230Vac 5A_________________________________________ DC output:____+3,3V________+5V___________+12V(1)_________+12V(2)_____-5V______-12V________ +5Vsb _____________16A__________25A____________19A_____________19A_______0,5A______0,8A_________2,5A Max. Current: --------130W---------_____________-------------400W-----------_______-------12W--------_______12,5W Total wattage: 550W I already tried an PSU calculator. I came on 530W but I don't know if my Amps are sufficiant. I would be really gratefull to hear a convenient answer Thanx on advantage and sorry for my bad english. More about : psu sufficiant system madchemist83 August 29, 2011 11:18:39 PM should be allright madchemist83 August 29, 2011 11:18:58 PM just don't OC too much Related resources 6 year old corsair PSU in new system - Forum old psu for new system? can it handle it? - Forum 4 year old PSU in new system? - Forum 3 year old PSU - replace or not? building new system - Forum GPU Upgrade - old PSU sufficient? - Forum Can't find your answer ? Ask ! Get the answer Berke53 August 29, 2011 11:35:03 PM Thats too bad... I was planning to get me a zalman cooler for 40 bucks so I can easely OC the cpu from 3.4 ghz to 4 ghz. Do you think i must not risk it? abekl August 30, 2011 2:13:01 AM I think you can overclock it, as long as you don't change the voltages. madchemist83 August 30, 2011 5:30:35 PM yeah but power consuption will go up neways 008Rohit August 30, 2011 5:55:23 PM 19A on a single +12V rail = Insufficient Can't find your answer ? Ask ! Publish Related resources Is my old PSU good enough to power my new system? (having crashes during gaming) Forum System upgrade: old PSU only has 4 and 6pin but new MB has 8pin? Forum New Graphics Card to "Refresh" Old System (400W PSU/Low Budget) Forum Solvedold PSU sufficient for this upgrade? Forum Old psu work with new system? Forum Old PSU burned out, bought a new one, system not working. Forum Solvedis 180w psu sufficient for a desktop system with no graphics card Forum SolvedOld PSU fried,need help picking a new one. Forum SolvedWill my old PSU be able to handle my new rig? Forum SolvedBottleneck check for new R9 270 on my old system Forum SolvedRe using old PSU in new gaming PC Forum SolvedNew PSU for old PC Forum SolvedNew PC Build, New Operating System, Old Hard Drive Forum SolvedForced to use my backup PSU; Would 450W be sufficient to power my system? Forum SolvedNew SSD compatible with my old PSU? Forum More resources Read discussions in other Systems categories Homebuilt New Build Prebuilt Cases Power Supplies RAM CyberPower !