AMD Phenom II X2 555BE- Unlock all four cores and get Quad Core performance for the fraction of the price. Just use one of the compatible 850SB chipset motherboards below.

Unbeatable multi-core value with AMD Phenom™ II processors. They deliver The Ultimate Visual Experience™ for high definition entertainment, advanced multitasking performance, and power-saving innovations for smaller, cooler machines that are energy efficient. Features & Benefits: Smoother faster experience, even when running complex software application with native Multi-Core Technology; Scaled performance to conserve PC power with HyperTransport® 3.0 Technology; Hear your music, not your PC with AMD PowerNow!™ Technology (Cool'n'Quiet™ Technology); Prevent the spread of certain viruses and strengthen your network integrity with Enhanced Virus Protection (EVP)