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DELL

DELL PowerEdge R640 4LFF 2x Xeon Gold 6246R 32GB DDR4 No Drive

SKU CH-FNNB-C7T06

Dual Xeon Gold 6246R 3.4 GHz 16-core server with 32 GB DDR4, PERC H740P RAID controller, four 3.5-inch bays and iDRAC9 Enterprise remote management

  • ProcessorIntel Xeon
  • Installed RAM32 GB
  • Type of memoryDDR4
  • Processor speed3.4 GHz
  • Installed CPUs2
  • Max supported CPUs2
  • Dual Xeon Gold 6246R processors at 3.4 GHz deliver 32 compute cores for heavy workloads
  • 32 GB DDR4 ECC memory installed with headroom to 7.68 TB for large datasets
  • PERC H740P RAID controller manages up to four 3.5″ SATA drive bays for flexible storage
  • iDRAC9 Enterprise remote management enables full out-of-band server control
  • Redundant 750 W power supplies keep the 1U rack system running through failures

4-bay 3.5" rack server for dual-socket workloads

The Dell PowerEdge R640 chassis holds up to four 3.5-inch drives and fits a 1U rack space. Two Xeon Gold 6246R processors run at 3.4 GHz with sixteen cores each, providing thirty-two cores total. Thirty-two gigabytes of DDR4 ECC registered memory are installed in a two-module configuration. The PERC H740P RAID controller manages SATA storage, while iDRAC9 Enterprise enables remote administration.

Suits virtualisation hosts

This configuration targets buyers who want high core counts in a compact form factor with hardware RAID and out-of-band management. The integrated graphics and single 10 GbE two-port adapter limit GPU-accelerated tasks or multi-port networking needs. Buyers who require installed drives, larger memory footprints from the outset, or PCIe add-in cards beyond the available slots should consider alternative chassis.

Dual Xeon Gold 6246R at 3.4 GHz with 16 cores each

The sixteen-core processors deliver thirty-two threads per socket, giving sixty-four threads across the system. This core density drives performance for parallel workloads such as container clusters or transactional databases. The 35.75 MB cache per processor reduces latency on frequent data access. Matching the CPU core count to the application thread count is the primary sizing decision for this server.

How it compares

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

Price $2,145.99
Typical for this category: the median of 17,641 items is $1,910.99.
Installed RAM 32 GB
Lower than about 80% of the 15,103 comparable items (median 128 GB).
Processor speed 3.4 GHz
Higher than about 94% of the 9,950 comparable items (median 2.3 GHz).

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Specifications

Product
Brand nameDELL
Product linePowerEdge
Model nameRack Mount
Product typeRack
Processor
ProcessorIntel Xeon
Processor speed3.4 GHz
Installed CPUs2
Max supported CPUs2
Memory
Installed RAM32 GB
Type of memoryDDR4
Maximum RAM capacity7.68 TB
Storage
Installed storage20,00
Disk controllerDell PERC H740P Controller
Drive interfaceSATA
Graphics
Graphics chipIntegrated Graphics
Size & build
Product dimensions36 × 24 × 10 in
More details
Management controlleriDRAC9 - Enterprise License

Questions about this item

How much power do the dual Xeon Gold 6246R processors and the 750 W supplies draw when the R640 runs 24/7?

Two 3.4 GHz 16-core Xeon Gold 6246R CPUs and dual 750 W power supplies are installed; actual draw varies with workload and the drives you add.

Which drive caddies and SATA drives must I supply to use the four 3.5-inch bays?

The chassis provides four 3.5-inch bays with a SATA backplane; you must add compatible 3.5-inch SATA drives and Dell caddies.

Will my existing DDR4 ECC registered modules work alongside the installed 32 GB in this R640?

The system contains 32 GB of DDR4 ECC registered memory and supports up to 7.68 TB total; matching DDR4 ECC registered modules can be added to the open slots.

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