Dell PowerEdge R420 Technical Manual

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Dell PowerEdge R420 Technical Manual Manual pdf 16 page image

The large memory footprint of the Dell PowerEdge R420 offers greater capacities, higherfrequencies, and more flexibility. The R420 supports up to 192 GB of memory (12 DIMM slots) andspeeds of up to 1600 MT/s, providing high performance in a variety of applications. The newreliability, availability, serviceability (RAS) features like memory mirroring and sparing help youincrease your uptime and reduce data loss. RAS aids in the rapid and accurate diagnosis of faults thatrequire service, increasing your memory reliability.The R420 supports the memory technologies shown in Table 7.Feature UDIMM RDIMMRegister No YesBuffer No NoFrequencies 800, 1066, or 1333MT/s 800, 1066, 1333, or 1600 MT/sRanks supported 1 or 2 1, 2, or 4Capacity per DIMM 2 or 4GB 2, 4, 8, or 16GBMaximum DIMMS per channel 2 2DRAM technology x8 x4 or x8Temperature sensor Yes YesECC Yes YesSDDC Yes (with advanced ECC mode) YesAddress parity Yes Yes