HPE ProLiant DL20 Gen10 RAM Upgrade

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Samsung, Micron & SK Hynix

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Vendor Compatible

Dell · HPE · Lenovo

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HPE ProLiant DL20 Gen10 Memory Configuration

Memory configuration details for HPE ProLiant DL20 Gen10. including supported slots, capacities and speeds.

RAM SlotsSupported Memory TypesMaximum Memory SizeMaximum Memory SpeedSupported Memory SpeedSupported DIMMs
4 DIMMsUDIMMUDIMM: 64GB (4 x 16GB)DDR4-2133, DDR4-2400, DDR4-2666DDR4-2133, DDR4-2400, DDR4-2666UDIMM: 4GB to 16GB

Need more details? Explore the HPE ProLiant DL20 Gen10 Technical Guide for in-depth specifications and insights.

Find Your HPE ProLiant DL20 Gen10 RAM Upgrade

PicturePart NumberBrandSizeSpeedForm FactorShips InPrice
M391A2G43BB2-CWE Samsung 16GB DDR4-3200 ECC UDIMM Server Memory
Samsung16GBDDR4-3200UDIMM
🟢4–5D

191.00 

M391A2K43BB1-CTD Samsung 16GB DDR4-2666 ECC UDIMM Server Memory
Samsung16GBDDR4-2666UDIMM
🟢4–5D

191.00 

MTA18ASF2G72AZ-3G2 Micron 16GB DDR4-3200 ECC UDIMM Server Memory
Micron16GBDDR4-3200UDIMM
⚪Conf.

CoreWave DRAM & SSD Market Intelligence

Weekly pricing levels, stock quantities & EU/global availability on DDR4/DDR5 and Enterprise SSDs.

Manufactured by Industry Leaders

We offer memory modules manufactured by Samsung, SK Hynix, or Micron— the very same industry‐leading suppliers Dell, HPE, Lenovo relies on. This ensures each module meets high standards for performance, compatibility, and reliability, giving you genuine, equivalent quality at a competitive price.

Samsung logo – manufacturer of server memory modules
SK Hynix logo – premium DDR4 and DDR5 memory manufacturer
Micron logo – trusted supplier of server-grade RAM

HPE ProLiant DL20 Gen10 Server Memory FAQs

What Types of RAM Are Supported in the HPE ProLiant DL20 Gen10?

  • The HPE ProLiant DL20 Gen10 supports UDIMM (Unbuffered DIMMs).

Which Memory Speeds Are Compatible With the HPE ProLiant DL20 Gen10?

  • The server supports DDR4-2133, DDR4-2400, DDR4-2666.
  • Keep in mind that if different speeds are mixed, all modules operate at the slowest DIMM speed.

What Is the Maximum Supported RAM Capacity for the HPE ProLiant DL20 Gen10?

  • Up to 64GB (4 x 16GB) with UDIMMs.

How do I achieve the best performance for my HPE ProLiant DL20 Gen10?

  • Populate DIMMs evenly across all channels and use the highest supported speed compatible with your CPU.

What is UDIMM?

  • UDIMM (Unbuffered DIMM): Unbuffered DIMMs do not include a register or buffer, meaning they communicate directly with the memory controller. While they offer lower latency compared to RDIMMs and LRDIMMs, UDIMMs are typically used in desktops or workstations rather than servers, as they cannot support high memory capacities or intensive workloads.

General DIMM Population Guidelines for HPE ProLiant DL20 Gen10

  • Do Not Mix UDIMMs
  • If mixing memory speeds, all DIMMs will operate at the lowest speed.
  • Install DIMMs starting furthest from the processor.
  • Populate DIMMs evenly across all channels.
  • Ensure all CPUs have memory installed for their DIMM slots to function.

HPE ProLiant DL20 Gen10 Memory Installation Steps

  • Power Off the server and disconnect it from power.
  • Wear ESD Gear: Use an ESD wrist strap and work in an ESD-safe environment.
  • Open the server and locate the DIMM slots.
  • Inspect the slots for dust or debris and ensure proper alignment of the DIMMs.
  • Follow the DIMM population order in the server manual.
  • Firmly insert DIMMs until they click. Avoid using excessive force.
  • Close the server and reconnect power.
  • Verify the memory configuration in the BIOS.
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