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Single green 32 GB DDR4 RDIMM with black chips and gold contacts

SAMSUNG

SAMSUNG 32GB DDR4-2666 PC4-21300 RDIMM ECC Registered desktop RAM

SKU CH-BSPH-PRB9Q

32 GB DDR4-2666 ECC registered RDIMM adds 288-pin error-correcting memory to compatible desktops

  • Total capacity32 GB
  • Rated speedDDR4 2666 (PC4 21300)
  • 32 GB capacity handles large workloads
  • DDR4-2666 speed moves data quickly
  • ECC registered design corrects memory errors
  • 2 V operation reduces power draw

32GB DDR4-2666 RDIMM ECC Memory

This Samsung module delivers 32GB of DDR4 memory at 2666 MT/s with ECC registered technology. It operates at 1.2V and uses a 288-pin RDIMM form factor for desktop platforms that support registered DIMMs.

Registered DIMM for ECC platforms

The RDIMM design places a register between the DRAM and the memory controller to reduce electrical load. This allows stable operation in multi-module configurations but requires a motherboard and CPU that support registered ECC memory. Standard consumer desktop boards without RDIMM support cannot use this module.

How it compares

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

Price $152.99
Pricier than about 61% of the 3,647 comparable items (median $90.99).
Total capacity 32 GB
Higher than about 70% of the 3,251 comparable items (median 16 GB).
Price per GB $4.78 per GB
Cheaper than about 75% of the 3,251 comparable items (median $6.75 per GB).

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Specifications

Product
Total capacity32 GB
Performance
Rated speedDDR4 2666 (PC4 21300)

Questions about this item

How does the RDIMM register affect stability under continuous heavy workloads?

The registered buffer on this DDR4 module reduces electrical load on the memory controller, helping maintain signal integrity during sustained full-capacity use.

What power draw and thermal output should I expect from the 1.2 V DDR4 RDIMM during all-day operation?

At the rated 1.2 V the 32 GB module runs within standard DDR4 power limits, producing modest heat that typical case airflow handles without extra cooling.

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