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DELL

DELL PowerEdge R640 1U Rack Server 2x Xeon Silver 4110 2.1GHz 128GB DDR4 H730P

SKU CH-66C2-190BV

Dual-socket 1U rack server with two Xeon Silver 4110 8-core CPUs, 128 GB DDR4 ECC, PERC H730P RAID controller, eight 2.5-inch drive bays, quad-port 1/10 GbE networking.

  • ProcessorIntel Xeon
  • Installed RAM128 GB
  • Video RAM8 MB
  • Installed SSDNo
  • ChipsetIntel C620
  • Processor core count8-Core Processor
  • Dual Xeon Silver 4110 CPUs deliver 16 cores at 2.1 GHz base with 3.0 GHz turbo
  • 128 GB DDR4 2400 MHz registered ECC memory across 8 slots with room to reach 3 TB
  • PERC H730P 2 GB controller supports RAID 0 1 5 6 10 50 60 plus pass-through for flexible storage
  • Quad-port network daughter card provides two 1 GbE and two 10 Gb SFP+ links for high-speed connectivity
  • iDRAC 9 Enterprise enables full remote management with redundant 750 W platinum power supplies and rails included

Dense 1U dual-socket server

The Dell PowerEdge R640 is a 1U rack server built for dense scale-out data centre computing. It ships with two Intel Xeon Silver 4110 processors, each running at 2.1 GHz with eight cores. The system includes 128 GB of DDR4 2400 MHz registered ECC memory across eight 16 GB modules. Dual 750 W platinum hot-swap power supplies provide redundancy.

24 DIMM slots for DDR4 expansion

The motherboard provides 24 DDR4 slots and supports a maximum of 3 TB of registered ECC memory. This capacity ceiling is the single specification that determines whether the chassis can meet your workload’s memory footprint. Buyers who need more than 3 TB of system memory cannot use this platform.

Eight 2.5-inch drive trays and quad-port networking

The unit includes eight 2.5-inch SAS/SATA hot-swap trays without any drives installed, so storage must be sourced separately. The PERC H730P controller with 2 GB cache enables RAID 0, 1, 5, 6, 10, 50, 60 and pass-through modes. A quad-port network daughter card adds two 1 GbE and two 10 Gb SFP+ connections, while iDRAC 9 Enterprise handles remote management. Ready rails and a front bezel are included for immediate rack mounting.

How it compares

Measured against everything we stock in Rack & Tower Servers, at today’s prices. Recalculated every night.

Price $890.99
Cheaper than about 78% of the 17,641 comparable items (median $1,910.99).
Installed RAM 128 GB
Typical for this category: the median of 15,103 items is 128 GB.
Video RAM 8 MB
Typical for this category: the median of 8,309 items is 0.01 GB.

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Specifications

Product
Brand nameDELL
Product linePowerEdge R640
Model nameR640
Product typeRack
Processor
ProcessorIntel Xeon
Processor core count8-Core Processor
Processor socketLGA 3647
ChipsetIntel C620
Processor speed2.1 GHz
Installed CPUs2
Max supported CPUs2
Memory
Installed RAM128 GB
Type of memoryDDR4
Maximum RAM capacity3 TB
Memory slot count24
Storage
Installed SSDNo
Disk controllerDell Perc H730P 2 GB Controller
Drive interfaceSATA/SAS
Supported RAID levelsRAID 0/1/5/6/10/50/60
Graphics
Video RAM8 MB
Graphics chipMatrox G200
Connectivity
Network controllerDell Intel X520/I350 Quad Port 2x 1GbE 2x 10Gb SFP+ Network Daughter Card
Ports & slots
Network ports4 x Ports
Expansion card slotsUp to 3 PCIe Gen 3 slots all x16
Management interfaceRJ 45
Power
Hot-swap redundant PSUYes
Size & build
Rack height1U
Software
Operating systemNo

Questions about this item

What does the 2.1 GHz base clock on the Xeon Silver 4110 mean once the server is running real workloads?

The two 8-core processors run at 2.1 GHz base and can turbo to 3.0 GHz, giving 16 cores total for parallel tasks such as virtualization or database work.

How does the PERC H730P controller's 12 Gb/s SAS/SATA interface limit drive performance in practice?

The controller supports RAID 0, 1, 5, 6, 10, 50, 60 and pass-through at 12 Gb/s, so SSD throughput is capped by that link speed rather than the drive's own maximum.

What physical space and mounting hardware does the 1U chassis need to fit in a standard rack?

The server occupies 1U of rack height, includes ready rails for square-hole or round-hole cabinets, and ships with a front bezel for a clean finish.

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