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Dell PowerEdge R640 4LFF rack server front view with four 3.5 inch drive bays

DELL

DELL PowerEdge R640 4LFF Xeon Bronze 3204 1.9GHz 16GB DDR4

SKU CH-9EHM-PP6R3

A 1U rack server with four 3.5-inch drive bays, a single Xeon Bronze 3204 at 1.9GHz and 16GB DDR4 memory

  • ProcessorIntel Xeon
  • Installed RAM16 GB
  • Type of memoryDDR4
  • Processor speed1.9 GHz
  • Installed CPUs1
  • Max supported CPUs2
  • 1U rack server with dual-processor capability
  • 6-core Xeon Bronze 3204 at 1.9GHz
  • 16GB DDR4 ECC registered memory
  • PERC H740P RAID controller installed
  • Four 3.5-inch drive bays for SATA storage

Target workload

The Dell PowerEdge R640 is a 1U rack server built around a single Intel Xeon Bronze 3204 processor running at 1.9GHz with six cores and 8.25MB cache. Sixteen gigabytes of DDR4 ECC registered memory are installed and the platform supports up to 7.68TB total capacity. Four 3.5-inch drive bays accept SATA drives and a PERC H740P RAID controller manages the array. Integrated graphics handle console output and iDRAC9 Enterprise provides remote management.

Thermal and power profile

Dual 750W power supplies from the R720 line deliver redundant power to the chassis. The 1U form factor measuring 36 by 24 by 10 inches and weighing 40 pounds relies on internal fan walls to move air across the CPU and memory. The Bronze 3204 has a modest thermal design so acoustic output remains typical for a data-centre rack unit under normal load.

Bundled value

The PERC H740P controller enables hardware RAID levels without consuming a PCIe slot for a separate card. An embedded 10Gb dual-port 562T Ethernet adapter provides high-speed networking out of the box. iDRAC9 Enterprise licences unlock full remote console, virtual media and lifecycle automation features. Rail kits are available on request to simplify rack installation.

How it compares

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

Price $1,295.99
Cheaper than about 65% of the 17,641 comparable items (median $1,910.99).
Installed RAM 16 GB
Lower than about 90% of the 15,103 comparable items (median 128 GB).
Processor speed 1.9 GHz
Lower 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 speed1.9 GHz
Installed CPUs1
Max supported CPUs2
Memory
Installed RAM16 GB
Type of memoryDDR4
Maximum RAM capacity7.68 TB
Storage
Installed storage12,00
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 do I install the Xeon Bronze 3204 in the R640, and what step is often missed?

Align the processor triangle with the socket corner, lower the load plate, then torque the four captive screws in a diagonal pattern — skipping the cross-pattern sequence leaves uneven pressure and causes boot failures.

What maintenance will the PERC H740P RAID controller and DDR4 memory need later?

The controller cache battery typically lasts three to five years; schedule a replacement when iDRAC9 reports a degraded state, and reseat DDR4 DIMMs only if ECC correctable errors climb above the platform threshold.

Which limit appears first under sustained load — CPU thermals, memory bandwidth, or power supply headroom?

The single 3204 at 1.9 GHz with six cores usually hits its package thermal ceiling before the dual 750 W supplies or DDR4 channels saturate, so airflow management in the 36 x 24 x 10 in chassis becomes the practical bottleneck.

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