Dell R420xr Personal Computer User Manual


 
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Technical Specifications
Processor
Processor type One or two Intel Xeon processors E5-2400 v2
product family
Expansion Bus
Bus type PCI Express Generation 2 and 3
Expansion slots using riser card:
Riser 1 (Slot 1) One half-height, half length x4 link (for
single processor) or One half-height, half length
x16 link (for two processors)
Riser 2 (Slot 2) One full-height, half-length x16 link
Memory
Architecture 800 MT/s, 1066 MT/s, 1333 MT/s, or 1600 MT/s
DDR3 registered, unbuffered or load-reduced
Error Correcting Code (ECC) DIMMs
Support for advanced ECC or memory optimized
operation
Memory module sockets Twelve 240-pin
Memory module capacities
RDIMMs 4 GB (single-rank), 8 GB (single- and dual-rank),
16 GB (dual-rank), and 32 GB (quad-rank)
UDIMMs 4 GB (single- rank) and 8 GB (single- and dual-
rank)
Minimum RAM
4 GB with one processor
8 GB with two processors
Maximum RAM 192 GB with one processor
384 GB with two processors
Drives
Hard drives
Up to four 2.5 inch hot-swappable SAS or SATA
SSDs.
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