AMD phenom II X2 555 unlocking !! bottlenecking problem? Tags: CPUs AMD Phenom Product Last response: September 5, 2011 11:29 AM in CPUs Share the elve September 4, 2011 10:33:17 PM hello all, I have these specs Mother board:Asus M5A97 PROCESSOR:AMD PHENOM II X2 555 @ 3.6 stock fan VGA:SAPPHIRE 6950 2GB HDD: WD 500 PSU:GAMMA 500 WATT MEM:G-SKILL 4GB 1600 MHZ I tried to unlock 4 cores but unstable besides there is a serious problem GtaIV is running on 10 to 13 fps on 2 cores only so i tried to open 3 cores only it worked stable at 21 to 30 fps but i overclocked it @ 3.6 stock fan so do u think its a bottleneck between this VGA and CPU? and how can i make 4 cores available stable More about : amd phenom 555 unlocking bottlenecking problem arthurh a b à CPUs September 4, 2011 11:11:12 PM The mfg for you 6950 recommends a 500W PSU just for it in a stock PC. Your 555 draws 80W stock + all the other components in your PC. IMO you need a larger power supply. I would go for a 750W, LINK, as long as you stick with only 1 GPU. the elve September 5, 2011 11:29:38 AM thanks, Arthurh For you help , i ll try to change PSU GREETINGS Can't find your answer ? Ask ! Publish Related resources AMD Phenom II X2 555 unlocking core problems Forum Problems in unlocking amd phenom ii x2 black edition 555 Forum Amd II x2 555 BE Core Unlocking Questions/Problems Forum AMD Phenom II X2 555 BE Unlock Cpu Core Forum Unlocking Phenom II x2 555 BE? Forum Yet Another Phenom II X2 555 BE Unlocking Help Request... Sorry Forum [ Unlocking &Overclocking] Phenom II X2 555 BE on a GA-890GPA-UD3H Forum AMD Phenom II X2 555 BE Unlock and Overclock on GA785GT-UD3H Forum AMD Phenom II x2 555 unlocked with weird results (please help) Forum My phenom II x2 555 automatically unlocked to a AMD Phenom (tm) II X4 Forum Concerning the "hygiene" of my C70 case, and how to maintain it. Forum AMD with am3+ board... SB i52500k... Hear me out. Forum AMD Phenom II X4 840 supported motherboard recommended Forum [Solved] Unlocking the AMD Phenom II X2 555 Forum [Solved] Integrated graphics/video on AMD Phenom II vs. Intel i5 Forum [Solved] Unlocking phenom x2 555 Forum AMD Phenom B45 w/ Photoshop CS5 Forum [Solved] Athlon II X4 big difference to Phenom II X6? Forum AMD Phenom II x4 960T Forum [Solved] Reinstall problem Forum More resources Read discussions in other CPUs categories AMD Intel Intel i5 Intel i7 Phenom Cooling Performance !