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DELL

DELL PowerEdge M640 Blade Server 2x Xeon Gold 6154 3.0GHz 18C 32GB DDR4 2x 960GB SSD

SKU CH-BSRZ-QM5ND

Half-height blade server with dual 18-core Xeon Gold 6154 CPUs, 32 GB DDR4 ECC memory, dual 960 GB SATA SSDs, PERC S140 controller, 10 Gb dual-port networking and iDRAC9 Enterprise remote management

  • ProcessorIntel Xeon
  • Installed RAM32 GB
  • Video RAM8 MB
  • Installed SSD2 × 960 GB SATA SSD
  • Processor core count18-Core Processor
  • Operating systemNo

Installed Memory Size 32GB

SSD (Installed) 2 x 960GB SATA SSD

  • Dual Xeon Gold 6154 3.0 GHz 18-core CPUs deliver 36 cores for heavy workloads
  • 32 GB DDR4 2666 MHz registered ECC memory with 16 slots expandable to 1.5 TB
  • Dell PERC S140 controller manages SATA and SAS drives with RAID 0/1/5/10
  • Two 960 GB SATA 6 Gb/s 2.5" enterprise SSDs provide fast read performance
  • iDRAC 9 Enterprise enables remote management and automation across the data centre

Blade Server for Dense Compute

The Dell EMC PowerEdge M640 is a half-height blade server built for high-density data centre racks. It ships with two Intel Xeon Gold 6154 processors running at 3.0 GHz with a 3.7 GHz turbo frequency. Each CPU provides 18 cores, giving 36 cores total for virtualization, private cloud or high-performance computing workloads. The system includes 32 GB of DDR4 2666 MHz registered ECC memory across four modules.

Thermals Noise and Power in Normal Use

As a blade, the M640 relies on the shared cooling infrastructure of a PowerEdge MX or M1000e chassis rather than onboard fans. Power draw scales with the dual 18-core CPUs and the installed DDR4 memory under typical virtualization loads. Acoustic output is determined by the chassis fans, not the blade itself. The integrated Dell PERC S140 controller manages the two 960 GB SATA SSDs with minimal overhead.

Blade Chassis Compatibility Requirement

This server only operates inside a compatible Dell PowerEdge MX or M1000e blade enclosure, which supplies power, cooling and fabric interconnects. Buyers who do not already own or plan to purchase a supported chassis cannot use this blade. The unit includes a Broadcom 57810S-K dual-port 10 Gb network daughter card and iDRAC9 Enterprise for remote management, but ships without front bezel or ready rails.

How it compares

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

Price $878.99
Cheaper than about 78% of the 17,641 comparable items (median $1,910.99).
Installed RAM 32 GB
Lower than about 80% of the 15,103 comparable items (median 128 GB).
Video RAM 8 MB
Typical for this category: the median of 8,309 items is 0.01 GB.

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Specifications

Product
Brand nameDELL
Product linePowerEdge M640
Product typeBlade
Processor
ProcessorIntel Xeon
Processor core count18-Core Processor
Processor socketLGA 3647
Processor speed3 GHz
Installed CPUs2
Max supported CPUs2
Memory
Installed RAM32 GB
Type of memoryDDR4
Maximum RAM capacity2 TB
Memory slot count16
Storage
Installed SSD2 × 960 GB SATA SSD
Disk controllerDell Perc S140 Controller
Drive interfaceSATA/SAS
Supported RAID levelsRAID 0/1/5/10
Graphics
Video RAM8 MB
Graphics chipMatrox G200
Connectivity
Network controllerDell Broadcom 57810S-K 10Gb Dual Port Blade Network Daughter Card
Ports & slots
Management interfaceRJ 45
Size & build
Rack heightBlade
Software
Operating systemNo

Other versions of this model

5 more in the same range

Questions about this item

How do I add memory to the PowerEdge M640, and which step is often missed?

Insert DDR4 2666MHz Registered ECC DIMMs into the available slots; the system has 16 slots total and currently holds 32GB across 4 modules.

What component will need replacement first under continuous operation?

The two 960GB SATA SSDs have a finite write endurance; sustained heavy write workloads will wear them out before other parts.

What limit appears first when the dual Xeon Gold 6154 CPUs run at 3.7GHz Turbo for long periods?

Thermal limits in the blade chassis will throttle the processors before power or memory bandwidth become bottlenecks.

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