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Six green DDR5 RDIMM modules with gold contacts and black chips, no heat spreaders

NEMIX RAM

NEMIX RAM DDR5 5600 ECC RDIMM 768GB 6x128GB CL46 1.1V Supermicro H14DSH memory upgrade

SKU CH-XG9Z-6ABEB

A 768 GB DDR5 kit of six 128 GB registered ECC modules running at 5600 MHz with CL46 latency and 1.1 V, built for the Supermicro H14DSH motherboard

  • Capacity768GB (6 x 128GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 5600 (PC5 44800)
  • CAS LatencyCL46
  • Voltage1.10V
  • ECCYes

Size 768GB 6X128GB

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  • 768 GB total capacity from six 128 GB modules for dense server workloads
  • DDR5-5600 PC5-44800 speed delivers rated bandwidth without down-clocking
  • CL46 CAS latency at 1.1 V matches the memory controller timing table
  • Registered ECC RDIMM architecture corrects single-bit errors and supports full population
  • 288-pin 2Rx4 form factor verified for Supermicro H14DSH motherboard compatibility

Exact-match upgrade kit

This 768 GB kit contains six 128 GB DDR5-5600 RDIMMs built to the CL46 1.1 V specification that the Supermicro H14DSH memory controller expects. Registered ECC architecture allows every slot to be populated at full rated speed without signal degradation. Modules arrive without heat spreaders for standard server airflow.

Sustained-load behaviour

Registered buffering offloads the memory controller so all six channels remain stable during continuous database or virtualization workloads. ECC corrects single-bit errors on the fly, preventing silent data corruption that would otherwise force unplanned reboots. The 2Rx4 organisation maintains bandwidth across the full 768 GB capacity.

Thermals and power

Operating at 1.1 V keeps per-module power draw low inside dense chassis configurations. Bare DRAM packages rely on directed server airflow rather than onboard spreaders, so noise stays at the level of the system fans. The DDR5 voltage regulator on each module manages local conversion without adding audible components.

Highlights

  • 768 GB total capacity from six 128 GB modules for dense server workloads
  • DDR5-5600 PC5-44800 speed delivers rated bandwidth without down-clocking
  • CL46 CAS latency at 1.1 V matches the memory controller timing table
  • Registered ECC RDIMM architecture corrects single-bit errors and supports full population
  • 288-pin 2Rx4 form factor verified for Supermicro H14DSH motherboard compatibility

Specifications

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR44800-724K6
Capacity768GB (6 x 128GB)
Type288-Pin DDR5 RDIMM
SpeedDDR5 5600 (PC5 44800)
CAS LatencyCL46
Voltage1.10V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx4
ChipsetMajor OEM Samsung, Micron, Hynix
Heat SpreaderNo
Compatible SystemSupermicro
FeaturesDDR5 ECC RDIMM Motherboard Compatible
Package Content768GB 6X128GB DDR5 5600MHz PC5-44800 2Rx4 1.1V 288-PIN ECC RDIMM KIT

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Questions about this item

How much heat and power should I expect from the six 128 GB DDR5 5600 RDIMMs running at 1.10 V all day?

Each module operates at the standard DDR5 voltage of 1.10 V with no heat spreader; the registered design reduces electrical load on the memory controller, so total power draw scales with the 768 GB capacity at 5600 MT/s but exact wattage depends on your server's workload and airflow.

What must my Supermicro H14DSH motherboard already provide for this 6 x 128 GB kit to be recognised at full speed?

The board needs six free 288-pin DDR5 RDIMM slots wired for 2Rx4 registered ECC modules, a BIOS that supports 768 GB total capacity at 5600 MT/s (PC5-44800), and the correct population order specified in the Supermicro manual.

Will these CL46 2Rx4 RDIMMs work alongside any older DDR5 DIMMs I keep in the same H14DSH system?

Mixing ranks, latencies or capacities can force the memory controller to down-clock or disable ECC; for stable operation populate all six channels with this matched 2Rx4 CL46 kit and remove any dissimilar modules.

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