Dell Dual-Core Athlon X2 5600B processor gives you the performance and efficiency to handle real world workloads, with superior value and energy efficiency at every price point. It features AMD64 technology that provides full speed support for x86 code base for uncompromising performance. The HyperTransport technology allows for high speed I/O communication. Additionally, it is incorporated with PowerNow technology (Cool'n'Quiet technology) for quieter operation and reduced power requirements.