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Green circuit board SODIMM module with black memory chips and gold edge connectors

NEMIX RAM

NEMIX RAM 16GB DDR4 2666 CL19 2Rx8 1.2V SODIMM SuperMicro memory upgrade

SKU CH-745C-QVF4N

A 16 GB DDR4 SODIMM running at 2666 MHz with CL19 latency for Supermicro systems

  • Total capacity16 GB
  • Rated speedDDR4 2666 (PC4 21300)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL19
  • Buffer typeUnbuffered
  • Rated voltage1.2 V
  • 16 GB capacity expands server memory headroom
  • DDR4 2666 MT/s speed matches platform spec
  • CL19 latency supports stable operation
  • 2 V low voltage reduces power draw
  • 260-pin SODIMM form factor fits Supermicro slots

SuperMicro DDR4 2666 SODIMM

This 16GB DDR4 2666 SODIMM is built for SuperMicro servers and workstations that require non-ECC unbuffered memory. It suits IT professionals upgrading compatible 260-pin platforms where registered or ECC modules are not supported.

1.20V operation without heat spreader

The module runs at the standard 1.20V DDR4 voltage with a CL19 latency and 2Rx8 organisation. No heat spreader is fitted, so airflow within the chassis handles thermal dissipation during typical workloads.

Single 16GB module in the package

The box contains one 16GB stick (1X16GB) ready for installation. No additional brackets, software or cables are included; the upgrade relies on the system's own memory slots and BIOS recognition.

How it compares

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

Price $68.99
Cheaper than about 73% of the 21,161 comparable items (median $397.99).
Total capacity 16 GB
Lower than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $4.31 per GB
Cheaper than about 82% of the 20,941 comparable items (median $8.19 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameNEMIX RAM
Product lineSuperMicro Server/Workstation Compatible Series Memory
Model nameSuperMicro DDR4 2666 MHz Non-ECC Unbuffered SODIMM
Part numberMS21300-628K1
Total capacity16 GB
Product type260-Pin DDR4 SODIMM
Performance
Rated speedDDR4 2666 (PC4 21300)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL19
ECC supportNo
Buffer typeUnbuffered
Heat spreaderNo
Memory rank2Rx8
Power
Rated voltage1.2 V
Compatibility
Compatible systemsSupermicro
In the box
Included items16 GB (1 × 16 GB) DDR4 2666 MHz PC4-21300 2Rx8 1.2 V CL19 260-PIN Non-ECC Unbuffered SODIMM

Questions about this item

How do I install the 260-pin SODIMM in my SuperMicro system and what step is often missed?

Align the notch on the module with the slot key, insert at an angle until the gold contacts are fully seated, then press down firmly until both side clips click — the click is the step people skip, leaving the module loose.

What maintenance or replacement will this 16GB DDR4 2666 CL19 module need later?

No routine maintenance is required; the module has no heat spreader and no moving parts. Replacement is only needed if a memory test reports errors or the system fails to POST after a firmware update.

What limit appears first under sustained load with this 1.2V 2Rx8 unbuffered SODIMM?

The CL19 latency at 2666 MT/s sets the throughput ceiling; sustained workloads will hit that timing bound before voltage or thermal limits become a factor.

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