![Amazon.com: AMD Phenom II X2 550 Callisto 3.1 GHz 2x512 KB L2 Cache Socket AM3 80W Dual-Core Processor - Retail HDX550WFBGMBOX : Electronics Amazon.com: AMD Phenom II X2 550 Callisto 3.1 GHz 2x512 KB L2 Cache Socket AM3 80W Dual-Core Processor - Retail HDX550WFBGMBOX : Electronics](https://m.media-amazon.com/images/I/41G1B97mB0L._AC_UF894,1000_QL80_.jpg)
Amazon.com: AMD Phenom II X2 550 Callisto 3.1 GHz 2x512 KB L2 Cache Socket AM3 80W Dual-Core Processor - Retail HDX550WFBGMBOX : Electronics
![Amazon.com: AMD Phenom II X2 550 DeskTop CPU Socket AM3 938 HDX550WFK2DGM HDX550WFGMBOX 3.1Ghz 6MB : Electronics Amazon.com: AMD Phenom II X2 550 DeskTop CPU Socket AM3 938 HDX550WFK2DGM HDX550WFGMBOX 3.1Ghz 6MB : Electronics](https://m.media-amazon.com/images/I/71tlqWZWSfL.jpg)
Amazon.com: AMD Phenom II X2 550 DeskTop CPU Socket AM3 938 HDX550WFK2DGM HDX550WFGMBOX 3.1Ghz 6MB : Electronics
![AMD Phenom II X2 550 (HDZ550WFK2DGI) Processor 3.1GHz 4000MHz Socket AM3 CPU 80W 730143276016 | eBay AMD Phenom II X2 550 (HDZ550WFK2DGI) Processor 3.1GHz 4000MHz Socket AM3 CPU 80W 730143276016 | eBay](https://i.ebayimg.com/images/g/RNcAAOSw~uhUp1Ku/s-l400.jpg)
AMD Phenom II X2 550 (HDZ550WFK2DGI) Processor 3.1GHz 4000MHz Socket AM3 CPU 80W 730143276016 | eBay
![Overclocking, Power consumption & Conclusion - AMD Phenom II X2 550 Black Edition CPU Review - Page 12 Overclocking, Power consumption & Conclusion - AMD Phenom II X2 550 Black Edition CPU Review - Page 12](https://cdn.staticneo.com/a/pii550/550_oc.jpg)
Overclocking, Power consumption & Conclusion - AMD Phenom II X2 550 Black Edition CPU Review - Page 12
![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: AMD Phenom II X2 550 Black Edition Callisto 3.1 GHz 2x512 KB L2 Cache Socket AM3 80W Dual-Core Processor - Retail HDZ550WFBGIBOX : Electronics](https://m.media-amazon.com/images/I/71MMhwjXd0L.jpg)