Dell PowerEdge R420 Owner's Manual - Page 117

Technical Specifications - ram

Page 117 highlights

7 Technical Specifications Processor Processor type Expansion Bus Bus type Expansion slots using riser card: Riser 1 Riser 2 Memory Architecture Memory module sockets Memory module capacities RDIMMs UDIMMs Minimum RAM Maximum RAM Drives Hard drives Four hard-drive systems One or two Intel Xeon processors E5-2400 product family PCI Express Generation 2 and 3 (Slot 1) One half-height, half length x4 link (for single processor) or One half-height, half length x16 link (for two processors) (Slot 2) One full-height, half-length x16 link 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 Twelve 240-pin 2 GB (single-rank), 4 GB (single- and dual-rank), 8 GB (dual rank), and 16 GB (dual-rank) 2 GB (single-rank) and 4 GB (single- and dual-rank) 2 GB with one processor 4 GB with two processors 96 GB with one processor 192 GB with two processors Up to four 3.5 inch cabled hard drives Up to four 3.5 inch hot-swappable SAS, SATA, or Nearline SAS hard drives, or 117

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7
Technical Specifications
Processor
Processor type
One or two Intel Xeon processors E5-2400 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
2 GB (single-rank), 4 GB (single- and dual-rank), 8 GB
(dual rank), and 16 GB (dual-rank)
UDIMMs
2 GB (single-rank) and 4 GB (single- and dual-rank)
Minimum RAM
2 GB with one processor
4 GB with two processors
Maximum RAM
96 GB with one processor
192 GB with two processors
Drives
Hard drives
Four hard-drive systems
Up to four 3.5 inch cabled hard drives
Up to four 3.5 inch hot-swappable SAS, SATA, or
Nearline SAS hard drives, or
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