DellPowerEdge R510 Technical Guide 448 Chipset8.1 OverviewIntroduction of the new Intel Xeon processor 5600 series includes a stepping revision of the Intel 5520 and5500 chipset, which is required to enable the full 5600 series feature set. Dell servers shipped with the newchipset revision have the symbol II in the System Revision Field visible through OpenManage™ ServerAdministrator (OMSA) and the iDRAC GUI. They are physically marked with a 12 x 6mm rectangular labelcontaining the symbol II. The memory interface is optimized for 800/1066/1333 MHz DDR3 SDRAM memorywith ECC when running with Intel Xeon processor 5600 series.8.2 Intel 5500 Chipset FeaturesThe following high-level features are supported by the Intel 5500 chipset:• Package: FCBGA9• Intel QuickPath interconnect: 2 ports• ESI interface: x4 lanes• Virtualization technology• 24 PCIe Gen2 lanes• Integrated Management Engine• JTAG support8.2.1 Intel QuickPath InterconnectIntel QuickPath Interconnect features include:• Point-to-point cache-coherent interconnect• Fast/narrow unidirectional links• Concurrent bi-directional traffic• Error detection via CRC• Error correction via Link level retry• Intel® Interconnect BIST (Intel® IBIST) toolbox built-in• Packet-based protocol8.2.2 System Memory InterfaceSystem memory interface features include:• Memory controller integrated in CPU package• 3 channels per processor (6 total)• 3 DIMMs/channel supported (18 total)• Max memory of 192-GB supported• Single Rank, Dual Rank, and Quad Rank DIMMs supported• Support UDIMM and RDIMM• DDR3 speeds of 800/1066/1333 supported• 512 Mb, 1 Gb, 2 Gb, and 4 Gb Technologies/Densities supported• No memory riser support