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Two green 288-pin DDR5 RDIMM modules without heat spreaders

NEMIX RAM

NEMIX RAM DDR5 4800 128GB 2x64GB ECC Registered RDIMM Supermicro H14DST-FL memory upgrade

SKU CH-TDS5-TFSFK

128GB DDR5-4800 ECC Registered RDIMM kit in two 64GB modules at 1.1V CL40, validated for the Supermicro H14DST-FL motherboard

  • Capacity128GB (2 x 64GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 4800 (PC5 38400)
  • CAS LatencyCL40
  • Voltage1.10V
  • ECCYes

Size 128GB 2X64GB

Show 30 more configurations
  • 128 GB total capacity from two 64 GB modules
  • DDR5-4800 speed with CL40 latency at 1.1 V
  • Registered ECC design prevents data corruption under load
  • 2Rx4 dual-rank layout matches controller expectations
  • 288-pin RDIMM form factor fits Supermicro H14DST-FL

Exact-Match Server Upgrade

This NEMIX RAM kit delivers 128GB of DDR5 memory as two 64GB Registered ECC RDIMMs built for the Supermicro H14DST-FL motherboard. The modules run at DDR5 4800 (PC5-38400) with CL40 timing at 1.1V, matching the board's memory controller requirements for full-capacity recognition and rated-speed operation.

Thermals and Power Profile

Operating at 1.1V, the Registered RDIMMs draw minimal power while the buffered architecture reduces electrical load on the memory controller when all slots are populated. Without heat spreaders, airflow across the bare PCB handles thermal dissipation in standard server chassis environments designed for high-density memory configurations.

ECC and Registration Benefits

The 2Rx4 Registered ECC design corrects single-bit errors on the fly to prevent silent data corruption and unplanned reboots in production workloads. Registered buffering offloads the memory controller so every populated slot runs at full capacity, while the lifetime replacement warranty and US-based technical support provide long-term deployment confidence.

Highlights

  • 128 GB total capacity from two 64 GB modules
  • DDR5-4800 speed with CL40 latency at 1.1 V
  • Registered ECC design prevents data corruption under load
  • 2Rx4 dual-rank layout matches controller expectations
  • 288-pin RDIMM form factor fits Supermicro H14DST-FL

Specifications

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR38400-924K2
Capacity128GB (2 x 64GB)
Type288-Pin DDR5 RDIMM
SpeedDDR5 4800 (PC5 38400)
CAS LatencyCL40
Voltage1.10V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx4
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
Compatible SystemSupermicro
FeaturesDDR5 ECC RDIMM Motherboard Compatible
Package Content128GB 2X64GB DDR5 4800MHz PC5-38400 2Rx4 1.1V 288-PIN ECC RDIMM KIT

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Questions about this item

How do I install the 2Rx4 DDR5 4800 RDIMM kit in the Supermicro H14DST-FL and which slot order is the common mistake?

Power down, open the chassis, and follow the motherboard manual’s population sequence — typically fill the farthest slot from the CPU on each channel first — because skipping that order leaves the 128 GB kit unrecognised or running at reduced speed.

What maintenance or replacement will the 1.10 V registered ECC modules need over their service life?

No scheduled maintenance is required; the modules have no heat spreader or moving parts, so only a failed DIMM would need replacement under the lifetime warranty.

What limit appears first when the 128 GB kit runs sustained workloads on the H14DST-FL?

The memory controller’s maximum supported capacity and population rules cap usable memory before thermal or voltage limits become a factor.

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