Cisco UCS B420 M3 B-Series Blade Servers
Cisco UCS B420 M3 B-Series Blade ServersRequest A Quote
UCS B420 M3
Cisco UCS B420 M3 Front ViewCisco UCS B420 M3 Motherboard
Cisco UCS B420 M3 B-Series Blade Servers
  • RAM: 48 DIMM slots, up to 1.5 TB
  • Disk drives: Up to 4 SFF, max. internal storage 4 TB HDD or 3.2 TB SSD.
  • Processor: Up to 2 Intel Xeon E5-4600 v2 or E5-4600 series processors. 2.0GHz – 3.3GHz. Quad-core to 12-core.
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Product Description

The Cisco B420 M3 is a high-performance full-width blade server from the Cisco UCS B-Series Server family, with up to 4 units mountable into the Cisco UCS 5100 Series Blade Server Chassis. Blade servers provide scalable solutions for an array of server needs – allowing for increased flexibility and better asset management.

Customers can choose from a wide range of specifications to get the server that best suits their needs.  There are 48 DIMM slots that offer RAM options up to 1.5 TB. Intel Xeon E5-4600 v2 or E5-4600 series processors are available, with speeds from 2.0GHz to 3.3GHz. The B420 M3 has internal storage with a  maximum internal capacity of 4 TB.

Cisco UCS B420 M3 Blade Server

  • Dimensions: 1.95 inches (50 mm) height, 24.4 inches (620 mm) depth, 16.5 inches (419 mm) width
  • Weight: 34.3 lb (15.56 kg) fully configured
  • Form factor: full-width blade server
  • Racking/cabinet/installation:
    • Mounted into Cisco UCS 5100-series chassis
    • Up to 4 full-width blade servers accommodated in the Cisco UCS 5100 Series Blade Server Chassis

Technical Specifications

  • Supported operating systems:
    • Windows Server 2012
    • SUSE Linux Enterprise
    • Red Hat Enterprise Linux
  • Processor options:  Two or four Intel Xeon E5-4600 v2 and E5-4600 series processors
    • Quad-core up to 12-core options
    • Frequency ranges from Intel Xeon E5-4603 (2.0GHz) to Intel Xeon E5-4627 v2 (3.3GHz)
    • Power ranges from Intel Xeon E5-4603 (95 W) to Intel Xeon E5-4627 v2 (130 W)
    • 10 MB up to 30 MB cache sizes
  • RAM:
    • Up to 48 DIMM slots
    • Maximum RAM: 1.5 TB
  • Disk drives:  Supports up to four optional, small form factor (SFF) hot-swappable hard disk drives (HDDs) or solid-state drives (SSDs)
    • Maximum internal storage 4 TB HDD or 3.2 TB SSD
    • 300 GB, 500 GB, 600 GB, 900 GB and 1 TB HDDs available
    • 100 GB, 120 GB, 200 GB, 400 GB, and 800 GB SSDs available
  • Interfaces:
    • Three mezzanine connectors
      • Dedicated slot for Cisco VIC 1240 Dual 2×10 Gb for UCS M3 Blade Servers
      • Cisco UCS VIC 1280 mezzanine adapter
      • Cisco UCS M73KR-Q QLogic Converged Network Adapter
      • Cisco UCS M73KR-E Emulex Converged Network Adapter
      • Cisco Storage Accelerators
        • UCS 1600 GB Fusion ioMemory3 SX
        • UCS 1300 GB Fusion ioMemory3 PX
      • Cisco UCS Port Expander Card for VIC

Environmental Factors

  • Altitude: Maximum operating 10,000 ft (3,048 m), maximum non-operating 40,000 ft (12,192 m)
  • Temperature:  Operating temperature range 10ºC to 35ºC (50ºF to 95ºF), non-operating range -40ºC to 65ºC (-40ºF to 149ºF)
    • Maximum ambient temperature decreases 1ºC per 300 m
  • Humidity: Operating relative humidity 5% to 93%, non-operating relative humidity 5% to 93%


About MDSi

New and Refurbished Cisco UCS B420 M3 B-Series Blade Servers

Our Cisco UCS B420 M3 B-Series Blade Servers provide exceptional value and may be just what you need for your application and bottom line.  MDSi carries Cisco UCS B420 M3 servers and, in most cases, MDSi can ship your servers overnight to more than 60 countries worldwide. To rent, lease, or buy new Cisco UCS B420 M3 B-Series Blade Servers, simply Add to Quote and Submit.

Need Maintenance or Support?

MDSi can extend the life of your new or refurbished Cisco UCS B420 M3 Server for as long as possible with our IT Hardware Maintenance Program. Our OEM-certified technicians can keep your Cisco servers running smoothly at a fraction of the cost charged by the manufacturer.


Before it leaves our warehouse every new and refurbished Cisco UCS B420 M3 B-Series Server is thoroughly tested before receiving the certified designation. The engineers who conduct this evaluation are OEM-certified, having received extensive training in testing, configuring, and troubleshooting all of our servers. We also feature a Lifetime Warranty for qualified end users.

In today’s marketplace, other than the return address on the box, there really is no difference in the hardware or maintenance that resellers provide to the customer. The true value lies in the people, the delivery, and the execution of the solution that surrounds said hardware. The MDSi difference centers on discovering the total cost of ownership of your entire current infrastructure and balancing that against future hardware initiatives to minimize your capital investment. We accomplish this by applying our full suite of Asset Management programs and services, which include Reverse LogisticsSpares ManagementRepairsMaintenance, and Installations.

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Additional Information

Weight 34.3 lbs
Dimensions 24.4 x 16.5 x 1.95 in
Spec Sheet

Cisco UCS B420 M3 Spec Sheet


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