AMD SR5670

The AMD SR5670, formerly known as RD870S, is a versatile system logic designed for the latest server/workstation platform, supporting AMD's next-generation CPUs. The chipset features 34 PCI Express® (PCIe®) lanes, with 30 lanes dedicated to external PCIe devices and 4 for the A-Link Express II interface to AMD's Southbridges like the SP5100 (formerly SB700S). Utilizing HyperTransportTM 3 and PCIe Gen 2 technologies, the SR5670 offers high performance and reliability in a compact 29mm x 29mm package.

Official Source Code and Documentation

• CIMx Source Code
• BIOS Developer's Guide
• IOMMU Specification
• Register Reference Guide
• Register Programming Requirements
• Product Databook
• Product Errata