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XH321L V5 Server Node V100R005 Maintenance and Service Guide 02

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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
DIMM Compatibility Information

DIMM Compatibility Information

DIMMs on the same server node must have the same BOM number.

Comply with the following rules when configuring DIMMs:

  1. Up to 16 DDR4 DIMM slots (8 DDR4 DIMM slots per CPU) for installing either RDIMMs or LRDIMMs.
    • RDIMMs: 16 x 32 GB RDIMMs for two CPUs, with a maximum memory capacity of 512 GB.
    • LRDIMMs: 16 x 64 GB LRDIMMs for two CPUs, with a maximum memory capacity of 1.0 TB.
  2. Maximum memory speed: 2666 MT/s.
  3. Memory protection technologies: error checking and correcting (ECC), memory mirroring, Single Device Data Correction (SDDC), and memory sparing.
  4. DDR4 speed: 1866 MT/s, 2133 MT/s, 2400 MT/s, and 2666 MT/s.

The preceding DIMM models are for reference only. For details, see Server Compatibility Checker.

Updated: 2019-01-08

Document ID: EDOC1100033003

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