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DELL

DELL PowerEdge R640 10-bay 2x Xeon Silver 4108 1.80GHz 16-Core 64GB DDR4 H740P

SKU CH-V9KS-EYRT0

1U rack server with ten 2.5-inch bays, dual Xeon Silver 4108 processors, 64GB DDR4 memory and H740P RAID controller

  • ProcessorIntel Xeon
  • Installed RAM64 GB
  • Processor core count16-Core Processor
  • Type of memoryDDR4
  • Processor socketLGA 3647
  • Rack height1U
  • Dual Xeon Silver 4108 CPUs deliver 16 cores for virtualization workloads
  • 64 GB DDR4 memory supports multiple VMs and data-heavy apps
  • 10 SFF 2.5" drive bays let you choose capacity and drive type
  • H740P RAID controller with 14 GB cache simplifies storage management
  • 1U rack form factor fits dense data-centre deployments

1U Rack Server for Virtualization

The Dell PowerEdge R640 is a 1U rack server built for business workloads such as virtualization, databases, file storage, backups and application hosting. It fits data centres that need dense compute in a single rack unit with room for ten 2.5-inch drives. Two Intel Xeon Silver 4108 processors give sixteen total cores at 1.80 GHz. Sixty-four gigabytes of DDR4 memory supports multiple virtual machines and data-heavy services.

Upgrade from Single-Socket or Lower-Core Systems

Moving from a single-socket server or a platform with fewer than sixteen cores adds parallel throughput for hypervisors and database instances. The jump is worth it when current hosts run out of CPU threads or memory slots while storage bays sit empty. The H740P RAID controller with 14 GB cache simplifies array management without a separate card purchase. Drive bays accept the capacity and media type you choose.

Sustained Load Behaviour in a 1U Chassis

Under continuous multi-threaded load the dual 1.80 GHz Xeons maintain steady clock speeds within the 1U thermal envelope. The H740P controller’s large cache absorbs write bursts during backup windows and database checkpoints. Ten front-accessible bays keep storage local, avoiding network latency during heavy I/O. Memory bandwidth scales with both processors populated, preventing bottlenecks during prolonged virtualization tasks.

How it compares

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

Price $559.99
Cheaper than about 91% of the 17,641 comparable items (median $1,910.99).
Installed RAM 64 GB
Lower than about 70% of the 15,103 comparable items (median 128 GB).
Processor core count 16-Core Processor
Typical for this category: the median of 7,955 items is 16.

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Specifications

Product
Brand nameDELL
Product linePowerEdge R640
Product typeRack
Processor
ProcessorIntel Xeon
Processor core count16-Core Processor
Processor socketLGA 3647
Processor speed1.9 GHz
Installed CPUs2
Max supported CPUs2
Memory
Installed RAM64 GB
Type of memoryDDR4
Ports & slots
Extra portsDell Perc H740p Raid
Size & build
Rack height1U

Questions about this item

How many 2.5-inch drive bays does the R640 10-bay chassis provide?

The 1U chassis has ten 2.5-inch SFF bays for your choice of SSDs or HDDs.

Does the H740P RAID controller arrive pre-installed or must it be seated in a slot?

The H740P Mini Mono card with 14 GB cache is already installed in the dedicated storage slot.

What memory type and form factor are required when expanding beyond the installed 64 GB?

Add DDR4 RDIMMs or LRDIMMs; the system has 16 DIMM slots across the two processors.

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