PowerEdge M640 Blade Server

Intel® Xeon™
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Flexible and efficient modular server

Deliver scalability and high density with a 2-socket, half-height modular blade server ideal for HPC, XaaS and virtualization.

Flexible and efficient modular server


High-performance modular compute with industry-leading density

High-performance modular compute with industry-leading density

Effectively meet dynamic business needs with the PowerEdge M640. This modular blade server is designed to scale out and enable increased performance – all inside a PowerEdge VRTX chassis. Get up to 16 2nd generation Intel® Xeon® Scalable processor dual-socket compute nodes in a single chassis. The M640 is an outstanding match for data center workloads that benefit from high density and power efficiency, and for multi-server and clustered architectures.

Optimized for:
  • High-performance computing (HPC)
  • Anything as a service (Xaas)
  • Virtualization
  • Private cloud/On-premises
Speed IT transformation with the PowerEdge portfolio

Speed IT transformation with the PowerEdge portfolio

Take the next step to modernize your data center with this modular compute platform. The PowerEdge M640 is a modular blade server built on a scalable business architecture that offers you choice and flexibility to meet performance demands easily.

  • Scale compute resources with Intel® 2nd Generation Xeon® Scalable processors.
  • Gain exceptional flexibility with a universal backplane and a choice of 2 x M.2 (BOSS) or dual SD cards.
  • Maximize storage with 16 DDR4 DIMM slots and support up to 1024GB maximum memory.

PowerEdge M640 Video

Automate productivity with intelligent, embedded management

Automate productivity with intelligent, embedded management

Dell EMC OpenManage intelligent automation enables you to spend less time on routine maintenance so you can focus on business-critical priorities.

  • Help maximize uptime and reduce the IT effort to resolve issues by up to 72%* with ProSupport Plus and SupportAssist.
  • Leverage existing management consoles with easy integrations for VMware® vSphere®, Microsoft® System Center and Nagios®.
  • Improve productivity with agent-free Dell EMC iDRAC9 for automated management.
  • Simplify deployment with OpenManage next-generation console and server profiles to configure and prep servers rapidly and scalably.
Fortify your servers with integrated security

Fortify your servers with integrated security

A comprehensive, cyber-resilient architecture with security embedded into every server helps to protect your data.

  • Protect server configuration and firmware from malicious changes with new Configuration Lock-down.
  • Use system erase of local storage to help ensure data privacy when you repurpose or retire servers.
  • Automate updates that check file dependencies and proper update sequence, before deploying them independently from the OS/hypervisor.
  • Take control of your firmware consoles with embedded authentication that is designed to allow only properly signed updates to run.

Dell Technologies offers complete end-to-end services

Optimizing the IT lifecycle is vital. We have expert services* for all lifecycle phases that save you time and resources, reduce effort, and improve your IT experience.
ProSupport Enterprise Suite

ProSupport Enterprise Suite

Gain the freedom to focus on your business transformation with the support expertise and insights Dell Technologies is known for across the globe. Choose the right support based on the criticality of specific systems with available automated predictive analysis, collaborative third-party assistance and service account management.


ProDeploy Enterprise Suite helps you get more out of technology starting on day one. Trust our experts to lead deployments from basic hardware installations through planning, configuration and complex integrations. Our complete suite of deployment services and professional certifications helps you achieve business outcomes today and tomorrow.
Training and Certification

Training & Certification

Education Services offers an expansive suite of training services with multiple delivery methods, including instructor-led, self-paced online and virtual instructor-led training. With comprehensive and flexible training programs, we make it easy to ensure your staff has the skills they need to successfully manage and utilize your new technology to its full potential.


Consulting services give expert guidance to help you grow, optimize and transform your IT environment at your own pace and budget. We employ a broad range of certified consultants and engineers, backed by program management teams, who can deliver deep technical expertise. We give you the confidence that your project will be done right and on time.
Financing and leasing

Financing and leasing

Acquiring the latest IT solutions shouldn’t be as complicated as running your business. With Dell Financial Services you can finance and purchase in the same place*. It’s quick, it’s easy and most important, it lets you keep the “flow” in your cash flow.


  • Up to two Intel® 2nd Generation Xeon® Scalable processors with up to 28 cores per processor

Operating System

  • Canonical® Ubuntu® Server LTS
    Citrix® Hypervisor®
    Microsoft® Windows Server®
    Microsoft® Windows Server® with Hyper-V
    Red Hat® Enterprise Linux
    SUSE® Linux Enterprise Server
    VMware® ESXi®
    VMware® vSphere®


  • DIMM Speed
    Up to 2933MT/s

    Memory Type

    Memory Module Slots
    16 DIMM slots (6 channels with 2 DPC / 1DPC / 1DPC)

    Maximum RAM
    DIMM 1TB


  • Front Bays
    Up to 2 x 2.5" SAS/SATA (HDD/SSD) max 12.8TB

Storage Controllers

  • Internal controllers:
    PERC9 H330, H730p, H740p, H840
    Internal Dual SD Module (optional)

    Software RAID

    Internal Boot
    Boot Optimized Storage Subsystem (BOSS):
    HWRAID 2 x M.2 SSDs 240GB, 480GB


  • Cryptographically signed firmware
    Secure Boot
    Secure Erase
    System Lockdown (requires OpenManage Enterprise)


  • Embedded / At-the-Server
    Chassis Management Controller (CMC)
    iDRAC Direct
    iDRAC RESTful API with Redfish

    OpenManage Enterprise
    OpenManage Power Center

    OpenManage Mobile

    Dell EMC Repository Manager
    Dell EMC System Update
    Dell EMC Server Update Utility
    Dell EMC Update Catalogs
    OpenManage Server Administrator
    OpenManage Storage Services
    iDRAC Service Module

    OpenManage Integrations
    BMC Truesight
    Microsoft® System Center
    VMware® vCenter

    OpenManage Connections
    Micro Focus® Operations Manager I
    Nagios® Core &
    Nagios® XI

Power Supplies

  • M640 (VRTX chassis)
    1100W Platinum
    1600W Platinum
    4 Hot plug fans with N+1 redundancy
    See PowerEdge VRTX chassis specification


  • Network Options
    2 x 10GE + 4 X 1GE
    4 x 10GE

    Front Ports
    1 x Power button
    1 x System ID / Status LED
    1 x USB 2.0 MicroAB port with iDRAC management function
    1 x USB 3.0 port


  • PCIe
    See PowerEdge VRTX chassis specification
    8 x Gen3 low-profile cards for VRTX
    5 x Low profile, half-length x8 PCIe Gen2 cards for VRTX
    3 x Standard height, full-length x8 PCIe Gen2 cards for VRTX

    Video Card
    1 x VGA controller integrated with iDRAC


  • See PowerEdge VRTX chassis specification

Form Factor

  • 2-socket Modular Blade Server

Dimensions & Weight

  • Height
    198mm (7.79")

    50mm (1.98")
    565mm (22.24")
    6.4 kg (14.11 lbs.)

Recommended Support

  • Choose Dell ProSupport Plus for critical systems or Dell ProSupport for premium hardware and software support for your PowerEdge solution. Consulting and deployment offerings are also available. Contact your Dell representative today for more information. Availability and terms of Dell Services vary by region.
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