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Two green DDR4 DIMMs with silver heat spreaders and gold contacts

Black Diamond Memory

Black Diamond Memory BD8GX22666MQR26 16GB (2×8GB) DDR4 2666 ECC Registered server RAM

SKU CH-CXGP-5ZF5E MPN BD8GX22666MQR26

16GB DDR4 2666 ECC Registered dual-rank server memory kit for enterprise stability

  • Capacity16GB (2 x 8GB)
  • Type288-Pin DDR4 SDRAM
  • SpeedDDR4 2666 (PC4 21300)
  • ECCYes
  • Buffered/RegisteredRegistered
  • Rank1Rx4

Capacity 16GB (2 x 8GB)

Rank 1Rx4

  • ECC protects data integrity in critical workloads
  • Registered design stabilises signal for dense server configs
  • 16 GB dual-channel kit (2 × 8 GB) doubles bandwidth
  • DDR4 2666 (PC4 21300) matches platform spec
  • 1Rx4 rank optimises density per DIMM slot

Server DDR4 ECC Registered Memory

This 16 GB kit contains two 8 GB modules built to the DDR4 2666 standard with ECC and registered buffering. It is designed for servers and workstations that require error correction and signal stability under continuous load. The 1Rx4 rank organisation suits platforms that populate multiple slots per channel. Buyers who need non-ECC or unbuffered memory for consumer desktops cannot use this kit.

Replaces lower-capacity or non-ECC DDR4 modules

The jump is worthwhile when a system board supports registered ECC DIMMs and the workload demands data integrity or higher density per slot. Upgrading from 8 GB or 4 GB sticks to this 2×8 GB configuration doubles capacity while keeping the same 2666 MT/s data rate. Systems limited to unbuffered memory or to speeds below DDR4 2666 will not benefit from these modules.

Installs in standard 288-pin DDR4 slots

Align the notch, press evenly until the retention clips click, and verify the firmware detects the full 16 GB at 2666 MT/s. Common issues include mixing registered and unbuffered DIMMs, exceeding the platform's maximum rank count per channel, or leaving a slot population rule unsatisfied. The kit has been listed since 2019 and the vendor cites compatibility with over 200000 configurations.

Pontos fortes

  • ECC protects data integrity in critical workloads
  • Registered design stabilises signal for dense server configs
  • 16 GB dual-channel kit (2 × 8 GB) doubles bandwidth
  • DDR4 2666 (PC4 21300) matches platform spec
  • 1Rx4 rank optimises density per DIMM slot

Especificações

BrandBlack Diamond Memory
ModelBD8GX22666MQR26
Capacity16GB (2 x 8GB)
Type288-Pin DDR4 SDRAM
SpeedDDR4 2666 (PC4 21300)
ECCYes
Buffered/RegisteredRegistered
Rank1Rx4
FeaturesWith decades of experience specializing in memory and server parts, Black Diamond Memory is a proven manufacturer in the industry. Our products currently support over 200,000 configurations as well as support for enterprise servers, desktops, laptops, and a large variety of other devices.
Peso de envio0.18 kg
Dimensões da embalagem178 × 51 × 13 mm

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Perguntas sobre este artigo

Will the 288-pin DDR4 modules fit my server's DIMM slots?

Yes, each module uses the standard 288-pin DDR4 form factor required by registered server memory slots.

What is the correct way to install the two 8 GB sticks for dual-channel operation?

Populate the matching-colour slots indicated in the motherboard manual, usually slots one and three or two and four, and press until the retention clips click.

When should I plan to replace the 1Rx4 registered ECC kit in continuous service?

Replace the kit if the system logs uncorrectable ECC errors, fails memory diagnostics, or becomes unstable under sustained load.

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