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Dell PowerEdge R640 1U rack server, matte black front with eight 2.5-inch drive bays

DELL

DELL PowerEdge R640 8B SFF 2x Xeon Gold 6154 3.0GHz 128GB DDR4 H730P 8x 1.2TB SAS rack server

SKU CH-ZQ37-0DZR3

A 1U rack server with two 18-core Xeon Gold 6154 CPUs, 128 GB DDR4, an H730P controller and eight 1.2 TB SAS drives for virtualization and database workloads

  • ProcessorGold 6154
  • Installed RAM128 GB
  • Processor core count18
  • Operating systemNo
  • Type of memoryDDR4
  • Processor socketLGA3647
  • 36-core Xeon Gold 6154 CPUs deliver strong virtualization performance
  • 128GB DDR4 memory supports multiple virtual machines and data-heavy apps
  • 8x 1.2TB 10K SAS drives provide fast storage for databases and backups
  • H730P controller simplifies array setup and daily management
  • 8-bay 2.5" SFF chassis fits dense rack deployments

36-core Xeon Gold 6154 rack server

The Dell PowerEdge R640 is a 1U rackmount server built for business workloads such as file storage, virtualization, databases, backups, and application hosting. Two Intel Xeon Gold 6154 processors deliver 36 total cores at 3.0GHz for dependable performance. Installed 128GB DDR4 memory supports multiple services and virtual machines. The H730P controller manages eight 1.2TB SAS drives.

Suits consolidation and virtualization.

This configuration suits IT teams consolidating workloads, running hypervisors, or hosting databases that benefit from high core counts and fast SAS storage. Integrated graphics handle basic display output only. Buyers who need GPU acceleration for AI training, rendering, or VDI workloads should look elsewhere because no add-in GPU option is present in this unit.

Eight-bay 2.5-inch SAS storage with H730P controller

The chassis provides eight 2.5-inch drive bays populated with 1.2TB 10K SAS hard drives connected through a 12Gb/s H730P RAID controller. This combination decides whether the server matches your capacity and IOPS requirements for virtual machines, backups, or transactional databases. Maximum memory capacity reaches 3TB across available DDR4 slots.

How it compares

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

Price $1,238.99
Cheaper than about 66% 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.
Processor core count 18
Higher than about 70% of the 7,955 comparable items (median 16).

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Specifications

Product
Brand nameDELL
Product typeRackmount
Processor
ProcessorGold 6154
Processor core count18
Processor socketLGA3647
Processor speed3 GHz
Installed CPUs2
Max supported CPUs2
Memory
Installed RAM128 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

What rack depth and rail kit does the 1U R640 chassis require for secure mounting?

The 1U R640 chassis is designed for standard four-post racks; Dell sliding rails matched to your rack depth are required to support the 60 kg weight and allow the server to slide out for service.

In what order should the two Xeon Gold 6154 processors and 128 GB DDR4 memory be installed to avoid a POST halt?

Install both Xeon Gold 6154 CPUs into the LGA3647 sockets first, then populate the DDR4 DIMM slots evenly across all memory channels per the motherboard layout before powering on; skipping the balanced population step is the most common cause of a memory POST error.

Which components in the 8-bay SFF chassis are hot-swappable and what is the typical replacement cycle for the 1.2 TB SAS drives?

The eight 2.5-inch SAS drive bays, power supplies, and cooling fans are hot-swappable; the 1.2 TB 10K SAS drives typically reach end-of-life after five years of continuous operation, so plan a staggered drive replacement around that interval.

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