Next-Generation AMD Opteron™ processors add important new features like quad-core upgradeability, AMD Virtualization™ (AMD-V™), and energy-efficient DDR2 memory to the proven technologies AMD64 technology -Runs existing installed base of 32-bit applications and operating systems at peak performance, while providing a 64-bit capable migration path -Designed to enable 64-bit computing while remaining compatible with the vast x86 software infrastructure -Enables a single architecture across 32- and 64-bit environments Direct Connect Architecture -AMD’s revolutionary Direct Connect Architecture helps eliminate the bottlenecks inherent in traditional front-side bus architectures -Direct Connect Architecture connects the processors, integrated memory controller, and I/O directly to the CPU and communicates at CPU speed -HyperTransport™ technology provides a scalable bandwidth interconnect between processors, I/O subsystems, and other chipsets, with up to three coherent HyperTransport technology links providing up to 24.0 GB/s peak bandwidth per processor -Integrated Memory Controller - Integrated on-die DDR2 DRAM memory controller offers available memory bandwidth up to 10.7 GB/s (with DDR2-667) per processor Quad-Core Upgradeability -AMD Opteron™ processors with DDR2 memory are designed to offer a seamless upgrade path from dual-core to quad-core when they are available in 2007 in the same thermal envelope to help leverage existing investments -Offers a significant performance improvement while maintaining the same platform at the same power efficiency AMD Virtualization™ (AMD-V™) -Hardware assisted AMD Virtualization™ and Direct Connect Architecture provide a balanced approach to help improve virtualization performance, enabling more virtual machines to run per server -AMD-V™ reduces overhead by selectively intercepting instructions destined for guest environments -Direct Connect Architecture helps guests run at near native speed -Virtualization-aware integrated memory controller provides efficient isolation of virtual machine memory Enhanced Performance-per-Watt -Energy-efficient DDR2 memory uses up to 30% less power than DDR1 and up to 58% less power than FBDIMM -AMD PowerNow!™ technology with Optimized Power Management can deliver performance on demand while minimizing power consumption -Consistent standard power roadmap with low-power options