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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

  • TypeRackmount
  • LEDsPower, Ethernet, USB
  • CPU TypeGold 6154
  • CPU Speed3.00GHz
  • CPU SocketLGA3647
  • Number of CPU Cores18
  • 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.

Highlights

  • 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

Specifications

BrandDELL
TypeRackmount
LEDsPower, Ethernet, USB
CPU TypeGold 6154
CPU Speed3.00GHz
CPU SocketLGA3647
Number of CPU Cores18
# of Processors Installed2
MAX Processors2
Installed Memory Size128GB
Memory TypeDDR4
Max Memory Capacity3TB
GPU TypeIntegrated
Expansion Bays8B - 8x 2.5"
Operating SystemNo
Weight60

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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