HP DL740 HP F8 Architecture Technology Brief - Page 1

HP Industry Standard Servers April 2003 Technology Brief TC0304013TB Table of Contents HP F8 Architecture Abstract...2 Introduction ...2 Need for F8 Architecture 2 Overview of F8 Chipset 4 Hot-Plug RAID Memory 5 Memory Configuration...5 RAID Memory Striping ...5 Hot-Plug Memory Capabilities 6 Benefits of Data Protection With RAID 7 Error Detection and Correction 7 Architectural Differences From Storage Subsystem RAID 8 F8 Crossbar Switch 8 Buffer Design...8 Multiport Design ...9 Cache Coherency Filter ...9 Optimizing Cross-bus Traffic 10 I/O Subsystem...11 PCI Mode ...11 PCI-X Mode ...11 Xeon MP Processor Subsystem 12 Hyper-Threading Technology 12 Frequency and Full-Speed Cache 13 Processor and I/O Bus Design 13 SIMD Instructions ...13 Out-of-order Execution ...13 Branch Prediction ...13 Conclusion...14 Feedback...14 1