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Green printed circuit board with black memory chips and gold edge connectors

SK hynix

SK hynix HMA84GR7AFR4N-VK 32GB DDR4-2666 ECC Registered server RAM

SKU CH-TCV8-Y05KF

32GB DDR4-2666 ECC registered DIMM for server reliability and data integrity

  • Total capacity32 GB
  • Rated speedDDR4 2666 (PC4 21300)
  • Buffer typeRegistered
  • Product type288-Pin DDR4 SDRAM
  • 32 GB capacity supports memory-intensive server workloads
  • DDR4 2666 speed delivers 21300 MT/s data transfer
  • ECC registered design detects and corrects memory errors
  • 288-pin DDR4 form factor fits standard server DIMM slots
  • SK hynix manufacture ensures component reliability for continuous operation

32 GB DDR4 ECC Registered module

This 32 GB DDR4-2666 module is built for servers and workstations that require error-correcting registered memory. It uses a 288-pin form factor and operates at PC4-21300 speed for stable data integrity.

Sustained load behaviour

Registered buffering reduces electrical load on the memory controller during continuous operation. ECC circuitry corrects single-bit errors on the fly, helping maintain uptime in multi-socket or virtualised environments.

Compatibility check

Verify that your platform supports DDR4 registered ECC DIMMs and accepts 288-pin modules at 2666 MT/s. Systems limited to unbuffered or non-ECC memory will not work with this module.

How it compares

Measured against everything we stock in ECC Server RAM, at today’s prices. Recalculated every night.

Price $151.99
Cheaper than about 56% of the 6,523 comparable items (median $188.99).
Total capacity 32 GB
Typical for this category: the median of 6,064 items is 32 GB.
Price per GB $4.75 per GB
Cheaper than about 75% of the 6,064 comparable items (median $7.25 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameSK hynix
Total capacity32 GB
Product type288-Pin DDR4 SDRAM
Performance
Rated speedDDR4 2666 (PC4 21300)
Memory
ECC supportYes
Buffer typeRegistered

Questions about this item

How much heat does the 32GB DDR4-2666 ECC Registered module generate under continuous load?

The module operates at the standard DDR4 voltage and 2666 MT/s, producing typical registered DIMM heat levels; adequate chassis airflow is recommended for sustained operation.

What motherboard slot and platform features are required to run this 288-pin DDR4 ECC Registered DIMM?

A server or workstation board with a 288-pin DDR4 slot that supports ECC and registered memory is required; the memory controller must enable both ECC and registered buffering.

Can this PC4-21300 registered ECC DIMM run alongside older DDR4 unbuffered modules in the same system?

No, registered and unbuffered DIMMs cannot be mixed; all slots must use registered ECC modules of the same DDR4 generation for the system to function.

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