技术
AMD64 平台
多核心
 产品
AMD Opteron™ (皓龙) 处理器
 用于服务器
 用于工作站
AMD Turion™ 64移动计算技术
AMD Athlon™
(速龙)处理器
 用于台式电脑
 用于笔记本电脑
AMD Sempron™(闪龙) 处理器
 用于台式电脑
 用于笔记本电脑
AMD Athlon ™(速龙)处理器
 用于台式电脑
 用于笔记本电脑
 用于服务器
 用于工作站
认识AMD盒装处理器
处理器发展蓝图
过去的产品
处理器价格
 封装及开发
封装技术
无铅开发计划
 资源
渠道合作伙伴
开发人员
AMD知识库
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芯片组
台式机
AMD 速龙™ 64 X2 双核心处理器
如何购买
AMD 速龙™ 64 X2 双核心处理器性能
竞争性比较
型号比较
基准测试
AMD 速龙™ 64 X2 双核心处理器信息
产品简介
重要架构特性
处理器快速参考指南
常见问题解答
技术文档
白皮书
AMD Athlon™ 64 X2 双核心处理器平台管理
增强型病毒防护技术
实用程序、驱动程序与更新
配置信息
Cool'n'Quiet™ 技术
AMD 速龙™ 64 X2 双核心处理器相关链接
合作伙伴新闻发布s
合作伙伴
成功案例

Key Architectural Features
AMD Athlon™ X2 Dual-Core Processors







The industry's first true on-die dual-core x86 processor
  • Inter-core communication at CPU speed
  • Provides dual-core system capability in single-core system configurations
The AMD64 core provides leading-edge performance for both 32-bit and 64-bit applications
  • 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 PC2-6400 (DDR2-800), PC2-5300 (DDR2-667), PC2-4200 (DDR2-533) or PC2-3200 (DDR2-400) SDRAM unbuffered 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 2000MHz
  • Up to 8GB/s HyperTransport™ I/O bandwidth
  • Up to 20.8GB/s total delivered processor-to-system bandwidth (HyperTransport bus + memory bus)

Large high performance on-chip cache

  • 64KB Level 1 instruction cache per core
  • 64KB Level 1 data cache per core
  • Up to 1MB Level 2 cache 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 can be 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.

© 2008 Advanced Micro Devices, Inc. AMD, the AMD Arrow logo, AMD Athlon, 3DNow!, AMD Digital Media Xpress, Cool'n'Quiet, and combinations thereof, are trademarks of Advanced Micro Devices, Inc. HyperTransport is a licensed trademark of the HyperTransport Technology Consortium. Linux is a registered trademark of Linus Torvalds. Microsoft and Windows are registered trademarks of Microsoft Corporation in the U.S. and/or other jurisdictions. Other names are for informational purposes only and may be trademarks of their respective owners.

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