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Black 1U rack server front with eight 2.5 inch drive bays

DELL

DELL PowerEdge R640 8x 2.5" 2x Xeon Gold 6148 2.40GHz 512GB DDR4 H730P 8x 600GB SAS rack server

SKU CH-VDFW-T1NP8

Dual Xeon Gold 6148 20-core CPUs at 2.40GHz with 512GB DDR4 and eight 600GB SAS drives on an H730P controller

  • ProcessorGold 6148
  • Installed RAM512 GB
  • Processor core count20
  • Operating systemNo
  • Type of memoryDDR4
  • Processor speed2.4 GHz
  • 40 cores across two Xeon Gold 6148 CPUs handle heavy virtualization workloads
  • 512 GB DDR4 memory supports many simultaneous virtual machines and data-heavy apps
  • Eight 600 GB 10K SAS drives deliver fast storage for OS, apps and backups
  • H730P storage controller simplifies RAID setup and daily management
  • 1 U rackmount design fits dense data-centre deployments

1U 8-bay rack server for virtualization

The Dell PowerEdge R640 fits 8 small-form-factor drives into a 1U chassis and delivers 40 cores across two Xeon Gold 6148 processors at 2.40 GHz. It ships with 512 GB of DDR4 memory and an H730P controller managing eight 600 GB SAS hard drives. This configuration targets virtualization, databases and business application hosting.

Suited for dense compute clusters, not GPU workloads

The server suits teams that need high core counts and SAS storage in minimal rack space. The integrated graphics and lack of GPU expansion rule out GPU-accelerated tasks. Buyers who require more than eight drive bays or flash-based SAS SSDs should look elsewhere.

512 GB DDR4 decides multi-VM capacity

The installed 512 GB of DDR4 memory sets the practical limit for concurrent virtual machines and data-heavy services. The board supports up to 3 TB, so future growth is possible, but the current 512 GB is the specification that determines whether the system fits the workload today.

How it compares

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

Price $2,229.99
Pricier than about 55% of the 17,641 comparable items (median $1,910.99).
Installed RAM 512 GB
Higher than about 80% of the 15,103 comparable items (median 128 GB).
Processor core count 20
Higher than about 80% of the 7,955 comparable items (median 16).

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Specifications

Product
Brand nameDELL
Product typeRackmount
Processor
ProcessorGold 6148
Processor core count20
Processor speed2.4 GHz
Installed CPUs2
Max supported CPUs2
Memory
Installed RAM512 GB
Type of memoryDDR4
Maximum RAM capacity3 TB
Storage
Drive bays8B - 8x 2.5 in
Graphics
Graphics chipIntegrated
Software
Operating systemNo
More details
Indicator lightsPower, Ethernet, USB

Questions about this item

How do I install the H730P controller and the 8x 2.5" SAS drives, and what step is often missed?

Seat the H730P in the dedicated internal slot, cable the backplane to the controller ports, then insert each 600GB SAS drive until the carrier clicks; the step often missed is creating the virtual disk in the controller BIOS before the OS sees any volume.

What maintenance or replacement will the 8x 600GB 10K SAS drives need later?

Plan to replace any 600GB SAS drive that shows predictive-failure alerts or exceeds its rated workload; the H730P will rebuild the array automatically after a hot-swap of the 2.5" carrier.

What limit appears first when the dual Xeon Gold 6148 CPUs run sustained 40-core workloads?

The 512GB DDR4 memory ceiling is reached before the 20-core per processor compute capacity, so large virtual-machine counts hit the 3TB max-memory headroom limit first.

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