ProLiant DL380 Gen10 Memory Slots: Full Setup Guide

HPE ProLiant DL380 Gen10 memory slots guide for 2026. Maximize performance in this 2U server with 24 DIMM slots supporting up to 3TB RAM. Ideal for data centers, virtualization, and AI workloads.

Understand population rules, speeds (2933MT/s), and RDIMM/LRDIMM configs for optimal bandwidth.

Memory Slot Layout Overview

24 slots in 12 channels across dual CPUs. Balanced filling prevents bottlenecks.

  • CPU1: Slots 1-12
  • CPU2: Slots 13-24
  • Populate white slots first

Supported Configurations

Mix DDR4 types but match speeds per CPU.

  • 3DS RDIMM up to 128GB/module
  • x4/x8/x16 ranks supported
  • ECC for reliability

Installation Steps

Power down, ESD protect, insert at 45 degrees.

  • Balance across channels
  • Firmware update post-install
  • Run iLO diagnostics

Performance Optimization

Full population unlocks 1.5TB/s bandwidth.

  • 1DPC for max speed
  • 2DPC for capacity
  • Avoid 3DPC slowdowns

Frequently Asked Questions

How many memory slots in DL380 Gen10?

24 DIMM slots, 12 per CPU, supporting up to 3TB total RAM in 2026 configs.

What RAM types are compatible?

DDR4 RDIMM, LRDIMM, 3DS variants at 2933MT/s max speed.

Population order for best performance?

Fill slots 1,2,3,5 per CPU first, balancing channels A1-B3.

Can I mix RAM sizes?

Yes, within same CPU, but identical modules per channel optimize bandwidth.

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