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Four green DDR4 UDIMM sticks in anti-static tray

NEMIX RAM

NEMIX RAM 32GB (4x8GB) DDR4 2666 ECC UDIMM Dell 3930 Rack

SKU CH-AWDR-QNE1F

32 GB kit of four 8 GB DDR4 2666 ECC UDIMMs at 1.2 V, CL19, validated for Dell Precision 3930 Rack

  • Capacity32GB (4 x 8GB)
  • SpeedDDR4 2666 (PC4 21300)
  • ECCYes
  • Buffered/RegisteredUnbuffered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.20V
  • 32 GB kit expands Dell Precision 3930 Rack capacity
  • ECC UDIMM protects data integrity in workloads
  • DDR4 2666 speed matches system specification
  • 2 V operation keeps power draw low
  • Four 8 GB modules fill four DIMM slots

Dell Precision 3930 Rack kit

This 32 GB kit contains four 8 GB DDR4 2666 ECC unbuffered UDIMMs built for the Dell Precision 3930 Rack workstation. It targets IT professionals who need validated, error-correcting memory for mission-critical workloads on that specific platform.

DDR4 2666 practical limits

The modules run at 2666 MT/s with CL19 latency and 1.2 V, matching the PC4-21300 standard the workstation’s memory controller expects. ECC adds single-bit correction and multi-bit detection, which reduces usable bandwidth slightly compared with non-ECC modules at the same data rate.

Installation notes

Four 288-pin UDIMMs install in minutes by seating each module until the retention clips click; the workstation’s service manual shows the correct slot population order. Common issues include mixing these sticks with registered or different-rank DIMMs, which prevents the system from posting.

Highlights

  • 32 GB kit expands Dell Precision 3930 Rack capacity
  • ECC UDIMM protects data integrity in workloads
  • DDR4 2666 speed matches system specification
  • 2 V operation keeps power draw low
  • Four 8 GB modules fill four DIMM slots

Specifications

BrandNEMIX RAM
SeriesDell Server/Workstation Compatible Series Memory
ModelDell DDR4 2666MHZ ECC Unbuffered UDIMM
Part NumberME21300-818K4
Capacity32GB (4 x 8GB)
SpeedDDR4 2666 (PC4 21300)
ECCYes
Buffered/RegisteredUnbuffered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.20V
Compatible SystemDell
CAS LatencyCL19
Heat SpreaderNo
Type288-Pin DDR4 ECC UDIMM
Rank1Rx8
FeaturesDDR4 ECC Unbuffered UDIMM Motherboard Compatible
Package Content32GB (4X8GB) DDR4 2666MHZ PC4-21300 1Rx8 1.2V CL19 288-PIN ECC Unbuffered UDIMM KIT

Questions about this item

Should I buy the 32GB kit as four 8GB sticks or look for a different capacity?

The kit ships as four 8GB modules for a total of 32GB, filling four DIMM slots on the Dell Precision 3930 Rack.

What does the 2666MHz rating actually deliver in the workstation?

The modules run at DDR4 2666 (PC4-21300) with CL19 latency at 1.2V, giving the rated throughput when the platform supports that speed.

Is the 288-pin ECC UDIMM interface the limiting factor for speed?

The 288-pin DDR4 ECC unbuffered UDIMM form factor carries the 2666MHz signal; the platform's memory controller ultimately caps the operating frequency.

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