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Green 288-pin DDR4 server memory module with black chips

Brute Networks

Brute Networks 64GB DDR4-2666 2Rx4 1.2V 288-Pin Server RAM

SKU CH-7QKZ-Y4AE8

Registered ECC DDR4 server memory with 64 GB capacity, 2666 MHz speed, 2Rx4 organisation and 1.2 V operation

  • Total capacity64 GB
  • Rated speedDDR4 2666 (PC4 21300)
  • ChipsetMajor Brand Chipset
  • Rated voltage1.2 V
  • Buffer typeRegistered
  • Memory rank2Rx4
  • 64 GB capacity supports large server workloads
  • DDR4-2666 speed delivers 21300 MT/s data rate
  • Registered ECC design protects data integrity
  • 20 V operation reduces power draw
  • HPE P05592-K21 compatible for validated integration

HPE-compatible 64GB DDR4-2666 module

This 64GB DDR4-2666 registered ECC module is built for HPE servers that require PC4-21300 memory. It targets administrators expanding capacity in supported ProLiant or Apollo platforms. The 2Rx4 organisation and 1.20V operation match the original specification. Buyers needing unbuffered DIMMs or consumer speeds cannot use this part.

Tool-free DIMM slot installation

Installation follows the standard 288-pin DDR4 slot procedure: align the key notch, press until the ejector tabs lock, and verify seating. Registered modules add a slight delay during POST while the memory controller trains the buffer. The most common issue is mixing ranks or speeds across channels, which can prevent boot or force the system to run at the lowest common rate.

64GB per DIMM for dense configurations

A single 64GB stick provides substantial headroom for virtualisation hosts, in-memory databases or large container fleets. Populating all slots with matching modules maximises total capacity within the platform limit. Workloads that exceed the per-socket memory ceiling or require faster than 2666 MT/s transfer rates will need a different platform generation.

How it compares

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

Price $581.99
Pricier than about 72% of the 6,523 comparable items (median $188.99).
Total capacity 64 GB
Higher than about 70% of the 6,064 comparable items (median 32 GB).
Price per GB $9.09 per GB
Pricier than about 63% of the 6,064 comparable items (median $7.25 per GB).

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Specifications

Product
Brand nameHPE
Total capacity64 GB
Product type288-Pin DDR4 SDRAM
Performance
Rated speedDDR4 2666 (PC4 21300)
Processor
ChipsetMajor Brand Chipset
Memory
ECC supportYes
Buffer typeRegistered
Memory rank2Rx4
Power
Rated voltage1.2 V

Questions about this item

How can I confirm the 64GB DDR4-2666 module is running at the correct 2666 speed and 1.20V after installation?

Check the BIOS or UEFI memory information screen; it should report 2666 MT/s and 1.20V for each installed module.

What ships with the P05592?K21 64GB kit and do I need to buy anything else to add it to a compatible server?

The kit contains the 288-pin DDR4 registered ECC module only; no extra cables, brackets or software are required for installation.

When should I choose this 64GB 2Rx4 DDR4-2666 registered ECC version instead of a different capacity or rank?

Select this 64GB 2Rx4 module when your server requires a registered ECC DIMM at 2666 MT/s and you need maximum density per slot.

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