![AMD Phenom II X2 550 Black Edition Callisto 3.1 GHz 2x512 KB L2 Cache Socket AM3 80W Dual-Core Processor - Retail HDZ550WFBGIBOX : Electronics - Amazon.com AMD Phenom II X2 550 Black Edition Callisto 3.1 GHz 2x512 KB L2 Cache Socket AM3 80W Dual-Core Processor - Retail HDZ550WFBGIBOX : Electronics - Amazon.com](https://m.media-amazon.com/images/I/71MMhwjXd0L._AC_SY200_QL15_.jpg)
AMD Phenom II X2 550 Black Edition Callisto 3.1 GHz 2x512 KB L2 Cache Socket AM3 80W Dual-Core Processor - Retail HDZ550WFBGIBOX : Electronics - Amazon.com
![Amazon.com: AMD Phenom II X2 555 CPU Processor Dual-Core (3.2Ghz/ 6M /80W / 2000GHz) Socket Am3 Am2 938 Pin, Sell 550 545. : מוצרי חשמל Amazon.com: AMD Phenom II X2 555 CPU Processor Dual-Core (3.2Ghz/ 6M /80W / 2000GHz) Socket Am3 Am2 938 Pin, Sell 550 545. : מוצרי חשמל](https://m.media-amazon.com/images/I/51P68B-EvPL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Amazon.com: AMD Phenom II X2 555 CPU Processor Dual-Core (3.2Ghz/ 6M /80W / 2000GHz) Socket Am3 Am2 938 Pin, Sell 550 545. : מוצרי חשמל
![Found some old Phenom ii X2 555 processors, want to unlock cores to X4 B55. Just wondering, are there any am3+ mobo with core unlocker or only available on am3 motherboards? : Found some old Phenom ii X2 555 processors, want to unlock cores to X4 B55. Just wondering, are there any am3+ mobo with core unlocker or only available on am3 motherboards? :](https://i.redd.it/7tzgr001fn671.jpg)
Found some old Phenom ii X2 555 processors, want to unlock cores to X4 B55. Just wondering, are there any am3+ mobo with core unlocker or only available on am3 motherboards? :
![Amazon.com: AMD Phenom II X2 555 3.2 GHz Dual-Core CPU Processor HDZ555WFK2DGM Socket AM3 : Electronics Amazon.com: AMD Phenom II X2 555 3.2 GHz Dual-Core CPU Processor HDZ555WFK2DGM Socket AM3 : Electronics](https://m.media-amazon.com/images/I/61Q7Epix7YL._AC_UF894,1000_QL80_.jpg)
Amazon.com: AMD Phenom II X2 555 3.2 GHz Dual-Core CPU Processor HDZ555WFK2DGM Socket AM3 : Electronics
![Gaming Performance - AMD's New Year Refresh: Athlon II X4 635, Phenom II X2 555, Athlon II X2 255 & Athlon II X3 440 Gaming Performance - AMD's New Year Refresh: Athlon II X4 635, Phenom II X2 555, Athlon II X2 255 & Athlon II X3 440](https://images.anandtech.com/graphs/phenomiix2555_012410221528/21444.png)
Gaming Performance - AMD's New Year Refresh: Athlon II X4 635, Phenom II X2 555, Athlon II X2 255 & Athlon II X3 440
![Amazon.com: AMD Phenom II X2 555 3.2 GHz Procesador CPU de doble núcleo HDZ555WFK2DGM Socket AM3 : Electrónica Amazon.com: AMD Phenom II X2 555 3.2 GHz Procesador CPU de doble núcleo HDZ555WFK2DGM Socket AM3 : Electrónica](https://m.media-amazon.com/images/I/61uBStX-tLL._AC_UF350,350_QL50_.jpg)
Amazon.com: AMD Phenom II X2 555 3.2 GHz Procesador CPU de doble núcleo HDZ555WFK2DGM Socket AM3 : Electrónica
![Amazon.com: AMD Phenom II X2 555 Black Edition Callisto 3.2 GHz 2x512 KB L2 Cache Socket AM3 80W Dual-Core Processor - Retail HDZ555WFGMBOX : Electronics Amazon.com: AMD Phenom II X2 555 Black Edition Callisto 3.2 GHz 2x512 KB L2 Cache Socket AM3 80W Dual-Core Processor - Retail HDZ555WFGMBOX : Electronics](https://m.media-amazon.com/images/I/91r9YhoRfEL._AC_UF894,1000_QL80_.jpg)
Amazon.com: AMD Phenom II X2 555 Black Edition Callisto 3.2 GHz 2x512 KB L2 Cache Socket AM3 80W Dual-Core Processor - Retail HDZ555WFGMBOX : Electronics
![Amazon.com: AMD Phenom II X2 555 3.2 GHz Dual-Core CPU Processor HDZ555WFK2DGM Socket AM3 : Electronics Amazon.com: AMD Phenom II X2 555 3.2 GHz Dual-Core CPU Processor HDZ555WFK2DGM Socket AM3 : Electronics](https://m.media-amazon.com/images/I/61Q7Epix7YL.jpg)
Amazon.com: AMD Phenom II X2 555 3.2 GHz Dual-Core CPU Processor HDZ555WFK2DGM Socket AM3 : Electronics
![Amazon.com: AMD Phenom II X2 555 Black Edition Callisto 3.2 GHz 2x512 KB L2 Cache Socket AM3 80W Dual-Core Processor - Retail HDZ555WFGMBOX : Electronics Amazon.com: AMD Phenom II X2 555 Black Edition Callisto 3.2 GHz 2x512 KB L2 Cache Socket AM3 80W Dual-Core Processor - Retail HDZ555WFGMBOX : Electronics](https://m.media-amazon.com/images/I/A1pLIPxU3PL.jpg)
Amazon.com: AMD Phenom II X2 555 Black Edition Callisto 3.2 GHz 2x512 KB L2 Cache Socket AM3 80W Dual-Core Processor - Retail HDZ555WFGMBOX : Electronics
![Amazon.com: AMD Phenom II X2 555 3.2 GHz Procesador CPU de doble núcleo HDZ555WFK2DGM Socket AM3 : Electrónica Amazon.com: AMD Phenom II X2 555 3.2 GHz Procesador CPU de doble núcleo HDZ555WFK2DGM Socket AM3 : Electrónica](https://m.media-amazon.com/images/I/61uBStX-tLL.jpg)