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Eight green DDR4 UDIMM sticks in a row, no heat spreaders, gold edge connectors visible

NEMIX RAM

NEMIX RAM 128GB (8x16GB) DDR4 2666 ECC UDIMM CL19 1.2V 2Rx8 server RAM

SKU CH-BCX1-W1YAD

Eight 16 GB DDR4 ECC UDIMM modules at 2666 MT/s, CL19, 1.2 V, 2Rx8 for server workloads

  • Capacity128GB (8 x 16GB)
  • Type288-Pin DDR4 ECC UDIMM
  • SpeedDDR4 2666 (PC4 21300)
  • CAS LatencyCL19
  • Voltage1.20V
  • ECCYes

Capacity 128GB (8 x 16GB)

  • 128 GB total capacity from eight 16 GB modules
  • ECC protection detects and corrects single-bit errors
  • DDR4 2666 speed rated at PC4-21300 bandwidth
  • Low 1.20 V operation reduces power draw
  • 2Rx8 dual-rank layout maximises density per slot

128GB DDR4 ECC UDIMM kit

This NEMIX RAM kit delivers 128GB across eight 16GB DDR4 2666 ECC unbuffered UDIMM modules. It targets servers and workstations that require error-correcting memory for data integrity. The CL19 latency and 1.2V operation suit standard enterprise platforms. Builders needing non-ECC or registered DIMMs should look elsewhere.

Replaces lower-capacity ECC UDIMM sets

The 8x16GB configuration upgrades systems populated with smaller 4GB or 8GB sticks when all slots are occupied. The jump is worth it when workloads exceed current memory limits and the motherboard supports 128GB total. Mixing ranks or speeds can prevent boot, so matching the existing PC4-21300 specification is essential.

Straightforward DIMM installation

Installation follows the usual UDIMM procedure: align the 288-pin notch, press firmly until the latches click, and verify detection in BIOS. Common issues include seating one module incompletely, exceeding the board's maximum per-slot or total capacity, and forgetting to enable ECC in firmware. The lack of heat spreaders means tall CPU coolers rarely interfere.

Highlights

  • 128 GB total capacity from eight 16 GB modules
  • ECC protection detects and corrects single-bit errors
  • DDR4 2666 speed rated at PC4-21300 bandwidth
  • Low 1.20 V operation reduces power draw
  • 2Rx8 dual-rank layout maximises density per slot

Specifications

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Memory
ModelDDR4 ECC Unbuffered UDIMM Memory
Part NumberME21300-628K8
Capacity128GB (8 x 16GB)
Type288-Pin DDR4 ECC UDIMM
SpeedDDR4 2666 (PC4 21300)
CAS LatencyCL19
Voltage1.20V
ECCYes
Buffered/RegisteredUnbuffered
Rank2Rx8
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
FeaturesDDR4 ECC Unbuffered UDIMM Motherboard Compatible

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Questions about this item

Will the 288-pin DDR4 UDIMM modules fit my server motherboard?

These are standard 288-pin DDR4 ECC UDIMM modules; they install in any motherboard with DDR4 UDIMM slots that support ECC unbuffered memory.

What is the correct way to seat all eight modules during installation?

Align the notch on each module with the slot key, press down firmly until the retention clips click, and populate channels according to the motherboard manual for 128 GB capacity.

When should I consider replacing these DDR4 ECC modules?

Replace modules only if memory diagnostics report persistent correctable or uncorrectable ECC errors after reseating and firmware updates.

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