Key Architecture Features

– AMD64 technology provides full-speed support for x86 code base for uncompromising performance
– 40-bit physical addresses, 48-bit virtual addresses
– Sixteen 64-bit integer registers
– Sixteen 128-bit SSE/SSE2/SSE3 registers
– AMD Digital Media XPress™ provides support for SSE, SSE2, SSE3 and MMX instructions

A high-bandwidth, low-latency integrated DDR memory controller

– Supports PC2-3200 (DDR2 800), PC2-5300 (DDR2-667), PC2-4200 (DDR2-533) or PC2-3200 (DDR2-400) SDRAM unbuffered SO-DIMMs
– Support for 64-bit DDR2 SDRAM memory
– Up to 12.8GB/s memory bandwidth

HyperTransport™ technology for high speed I/O communication

– One 16-bit link up to 1600MHz
– Up to 6.4GB/s HyperTransport™ I/O bandwidth
– Up to 19.2GB/s total delivered processor-to-system bandwidth (HyperTransport bus + memory bus)

Large high performance on-chip cache

– Dedicated 256K total L1 cache (128K per core)
– Dedicated 1M total L2 cache (512K per core)

Cool'n'Quiet™ technology for quieter operation and reduced power requirements

– Recognized in 2005 by the US Environmental Protection Agency for the advancement of energy efficient computer technology

* Enhanced Virus Protection (EVP) is only enabled by certain operating systems, including the current versions of Microsoft® Windows®, Linux, Solaris, and BSD Unix. After properly installing the appropriate operating system release, users must enable the protection of their applications and associated files from buffer overrun attacks. Consult your OS documentation for information on enabling EVP. Contact your application software vendor for information regarding use of the application in conjunction with EVP. AMD strongly recommends that users continue to include third-party antivirus software as part of their security strategy.