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Black Diamond Memory

Black Diamond Memory BD128G5200MCR31 128GB DDR5 5200 ECC Registered memory upgrade

SKU CH-GCBC-G5CVX MPN BD128G5200MCR31

High-capacity 128GB DDR5 5200 ECC Registered memory kit for server stability

  • Total capacity128 GB
  • Rated speedDDR5 5200 (PC5 41600)
  • Buffer typeRegistered
  • 128 GB capacity supports heavy multi-tasking workloads
  • DDR5 5200 speed delivers 41600 MT/s data rate
  • ECC registered design corrects errors for server reliability
  • Dual-rank 2Rx8 organisation maximises density per slot
  • New condition ensures full manufacturer specification compliance

128GB DDR5 5200 ECC Registered memory

This 128GB DDR5 5200 ECC Registered module targets servers and workstations that demand high-capacity, error-correcting memory for data-intensive workloads. It operates at PC5 41600 speed with registered buffering to maintain signal integrity across dense memory populations. The module suits environments where uptime and data accuracy are non-negotiable.

Registered DDR5 for dense platform configurations

Registered buffering reduces electrical load on the memory controller, allowing larger memory arrays without timing degradation. ECC functionality corrects single-bit errors and detects multi-bit errors, protecting critical datasets. The DDR5 interface provides higher bandwidth than previous generations, supporting compute-heavy applications and virtualisation hosts that require substantial memory bandwidth.

Upgrades from lower-capacity or non-ECC DDR5

Systems running smaller registered kits or unbuffered ECC modules gain both capacity and reliability by moving to this 128GB registered solution. The jump is worth it when workloads exceed current memory limits or when error correction becomes a requirement for compliance or data integrity. Platforms limited to unbuffered memory or lower maximum capacities cannot use this module.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $4,130.99
Pricier than about 77% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $32.27 per GB
Pricier than about 90% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameBlack Diamond Memory
Model nameBD128G5200MCR31
Part numberBD128G5200MCR31
Total capacity128 GB
Performance
Rated speedDDR5 5200 (PC5 41600)
Memory
ECC supportYes
Buffer typeRegistered
Size & build
Shipping weight0.01 kg
Package size178 × 102 × 51 mm

Questions about this item

Does the 5200 MT/s DDR5 speed hold under sustained server workloads?

The modules run at the rated DDR5 5200 (PC5 41600) speed; sustained throughput depends on the host platform memory controller and cooling.

How much heat does a 128 GB registered ECC kit add to a fully populated chassis?

Registered ECC DDR5 modules draw more power than unbuffered DIMMs; exact thermal output varies with workload and chassis airflow.

What motherboard features are required to run this registered ECC memory?

A server or workstation board with DDR5 slots that support registered ECC DIMMs is required; consumer platforms will not post.

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