PSU indicating v2.31 etc Tags: Power Supplies Components Last response: January 15, 2013 8:41 PM in Components Share zenmasta January 15, 2013 3:40:44 PM Need to replace a psu that is about to fail. After comparing a few different ones I noticed for example one would say ATX12V V2.31 or another would say ATX12V V2.01 etc. What does the smaller voltage refer to and is it something I need to worry about? I'm powering this mobo www.newegg.com/Product/Product.aspx?Item=N82E1681313133... More about : psu indicating | E-mail me updates | Report abuse Reply to zenmasta Register or log in to remove mcnumpty23 Power supply Master January 15, 2013 3:49:04 PM its not smaller voltage it means v2.01 is version 2.01 | Report abuse Reply to mcnumpty23 smorizio Power supply Expert January 15, 2013 3:54:42 PM a little more info...atx standard for power supply change over time. http://en.wikipedia.org/wiki/ATX | Report abuse Reply to smorizio zenmasta January 15, 2013 5:47:43 PM As in the version of the hardware? I feel a little dumb now, didn't think it would be that simple of an answer. Thanks | Report abuse Reply to zenmasta smorizio Power supply Expert January 15, 2013 8:41:06 PM yes..if you look at the wiki page you see that atx standard is years old. most newer atx ps will be 2.xx in rev. as you can see the newer ps have small changes for the newest hardware. | Report abuse Reply to smorizio Register or log in to remove Ask the community Post an answer Tom's Hardware>Forum>Components>PSU indicating v2.31 etc> Related ressources: ForumATX 12V vs ATX 12V v2.31 ? ForumWhat should my psu 's wattage and etc be? Forum~$2000 max Build, oppinions/bottlenecks etc ? ForumRAM Shorting the PSU ? ForumBudget Gaming Rig, Skyrim, Starcraft Etc . Is there anything I should be worried ForumWhich PSU and SSD for my gaming rig? ForumHelp with this system build for video editing ForumAntec EA-650 PS Caught on Fire ForumWill this PSU be enough ? ForumNew Build AMD FX-8350 4Ghz Black Edition. ForumComputer starts and shuts down, etc ForumNew PSU for gtx 660 ti ForumMissing PSU pin mystery ForumCouple questions. PSU etc . ForumPSU Help ForumHelp needed about PSU ForumMy First Build ForumOpinions and price of this PSU........... ForumNew PSU ForumI need a good PSU please help.(Australia) More resources Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !