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Green rectangular memory module with gold edge connectors and black chips

Hynix

Hynix HMA81GR7CJR8N-WM 8GB DDR4-2933 ECC REG DIMM accessory

SKU CH-0597-7Q3YW

An 8 GB DDR4-2933 ECC registered DIMM for server and workstation memory expansion

  • Server-grade ECC protects data integrity
  • Registered design stabilises high-density modules
  • DDR4 2933 MT/s matches platform spec
  • 8 GB capacity fits standard DIMM slots
  • New condition ensures full manufacturer reliability

Hynix 8 GB DDR4-2933 ECC registered DIMM

This module is an 8 GB DDR4-2933 ECC registered DIMM built for server and workstation platforms that require error-correcting memory. It is not intended for consumer desktop or laptop motherboards that lack registered DIMM support.

Who this suits and who should look elsewhere

It suits system integrators and IT teams upgrading or repairing qualified enterprise hardware that explicitly supports registered ECC memory. Buyers needing standard unbuffered DDR4 for a home PC, gaming rig or typical laptop should choose a different module type.

Build integration notes

The DIMM fits DDR4 slots wired for registered ECC operation and works alongside identical modules to populate multi-channel configurations. It frees the builder from sourcing used pulls when expanding qualified server memory arrays.

How it compares

Measured against everything we stock in Cable Locks & Laptop Extras, at today’s prices. Recalculated every night.

Price $82.99
Pricier than about 89% of the 8,808 comparable items (median $16.99).

Specifications

No published specifications for this item yet.

Questions about this item

My server has DDR4 slots — does the ECC REG DIMM need a registered-memory-capable motherboard to work?

Yes, the Hynix HMA81GR7CJR8N-WM is an ECC registered DIMM and requires a motherboard that supports registered DDR4 memory.

I still have standard unbuffered DDR4 modules — can I mix them with this registered DIMM?

No, registered and unbuffered DDR4 modules cannot be mixed on the same channel; the system will not boot with both types installed.

After installation, how do I confirm the Hynix HMA81GR7CJR8N-WM is running at DDR4-2933?

Open the server BIOS or a hardware utility such as CPU-Z and verify the memory is detected as DDR4-2933 with ECC active.

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