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Green 288-pin DDR4 RDIMM module with black chips and gold contacts

Brute Networks

Brute Networks 16GB DDR4-2666 CL15 2Rx8 1.2V Registered RDIMM

SKU CH-5ZKP-9MS8G

16 GB DDR4-2666 registered ECC RDIMM with CL15 latency and 1.2 V operation for Lenovo-compatible servers

  • Total capacity16 GB
  • Rated speedDDR4 2666 (PC4 21300)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL15
  • Rated voltage1.2 V
  • Buffer typeRegistered
  • 16 GB DDR4-2666 CL15 registered ECC for server performance
  • 2Rx8 dual-rank organization increases memory density per slot
  • 2 V operation reduces power draw in dense configurations
  • 288-pin RDIMM form factor fits compatible Lenovo platforms
  • Third-party module built with major-brand chips for OEM-grade reliability

Server Memory Upgrade

This 16GB registered DDR4 RDIMM is built for Lenovo servers that require ECC error correction and registered signalling. It suits administrators who need to expand installed capacity without replacing the platform. The module uses a major-brand chipset and matches Lenovo part number 7X77A01303. Buyers who need unbuffered UDIMMs or non-ECC memory for workstation boards cannot use this product.

Thermals and Power

Operating at 1.20V, the module draws minimal power while running at DDR4-2666 with CL15 latency. Registered buffering reduces electrical load on the memory controller, helping keep system thermals stable during normal multi-VM workloads. No active cooling is required on the DIMM itself; standard server airflow is sufficient. The 288-pin form factor fits approved slots without clearance issues.

Sustained Load Behaviour

Under continuous virtualization or database demand, the registered design maintains signal integrity across all ranks. ECC corrects single-bit errors in real time, preventing data corruption during extended operations. The 2Rx8 organisation allows the memory controller to interleave accesses, sustaining throughput without throttling. Systems that exceed the qualified vendor list or require higher frequencies will not support this module at its rated speed.

How it compares

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

Price $126.99
Cheaper than about 60% of the 6,523 comparable items (median $188.99).
Total capacity 16 GB
Lower than about 60% of the 6,064 comparable items (median 32 GB).
Price per GB $7.94 per GB
Pricier than about 56% of the 6,064 comparable items (median $7.25 per GB).

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Specifications

Product
Brand nameLenovo
Total capacity16 GB
Product type288-Pin DDR4 SDRAM
Performance
Rated speedDDR4 2666 (PC4 21300)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL15
ECC supportYes
Buffer typeRegistered
Memory rank2Rx8
Power
Rated voltage1.2 V

Questions about this item

How do I install this 288-pin DDR4 RDIMM and what step is often missed?

Align the notch on the 288-pin module with the slot key, press firmly until both locking tabs click, and verify the system recognises the full 16GB capacity at 2666 MT/s in BIOS.

What maintenance or replacement will this registered ECC module need over time?

No routine maintenance is required; if a correctable error count rises, replace the module under the lifetime warranty using the Lenovo part reference 7X77A01303.

What limit appears first when this 1.2 V CL15 kit runs sustained workloads?

The DDR4-2666 CL15 timing and 1.2 V voltage set the throughput ceiling; sustained loads will saturate bandwidth before thermal throttling occurs.

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