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Four green DDR5 RDIMM modules with black chips, no heat spreaders

NEMIX RAM

NEMIX RAM DDR5 4800 ECC Registered RDIMM 512GB (4x128GB) CL40 1.1V 2Rx4 Supermicro H14DSG-OD memory upgrade

SKU CH-BZN3-HRNSK

512 GB DDR5 4800 ECC registered RDIMM kit in four 128 GB modules at CL40 and 1.1 V, validated for the Supermicro H14DSG-OD motherboard

  • Capacity512GB (4 x 128GB)
  • Type288-Pin DDR5 RDIMM
  • SpeedDDR5 4800 (PC5 38400)
  • CAS LatencyCL40
  • Voltage1.10V
  • ECCYes

Size 512GB 4X128GB

Nog 30 configuraties tonen
  • 512 GB total capacity from four 128 GB modules
  • DDR5-4800 speed with CL40 latency at 1.1 V
  • Registered ECC RDIMM architecture for full-slot stability
  • 288-pin 2Rx4 form factor matched to Supermicro H14DSG-OD
  • Lifetime replacement warranty with US-based technical support

Target server upgrade

This 512GB kit delivers four 128GB DDR5 4800 Registered ECC RDIMMs built for the Supermicro H14DSG-OD motherboard. Each module runs at 1.1V with CL40 timing and a 2Rx4 organisation, matching the board's memory-controller requirements exactly. It is intended for administrators who need maximum supported capacity in every slot. Buyers who want unbuffered UDIMMs or non-ECC memory will not be able to use this kit.

Sustained-load behaviour

Registered buffering reduces electrical load on the memory controller so all four slots operate at the rated 4800 MT/s when fully populated. ECC corrects single-bit errors on the fly, preventing silent data corruption during long compute runs. The 1.1V operating voltage keeps power draw stable under continuous utilisation. Systems that require higher frequencies or lower latencies than CL40 will not reach those targets with this memory.

Replaces smaller RDIMM sets

The kit supersedes lower-capacity Registered DDR5 kits that leave DIMM slots empty or force mixed-rank populations. Moving to four 128GB modules fills the board's validated configuration and unlocks the full 512GB ceiling without population compromises. The jump is worth it when workloads demand the maximum addressable memory the platform supports. Servers limited to smaller DIMM densities or different form factors cannot accept this upgrade.

Pluspunten

  • 512 GB total capacity from four 128 GB modules
  • DDR5-4800 speed with CL40 latency at 1.1 V
  • Registered ECC RDIMM architecture for full-slot stability
  • 288-pin 2Rx4 form factor matched to Supermicro H14DSG-OD
  • Lifetime replacement warranty with US-based technical support

Specificaties

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR38400-724K4
Capacity512GB (4 x 128GB)
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 Content512GB 4X128GB DDR5 4800MHz PC5-38400 2Rx4 1.1V 288-PIN ECC RDIMM KIT

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Vragen over dit artikel

Does the 1.10V DDR5 kit run hotter than standard voltage modules when the Supermicro H14DSG-OD is fully loaded 24/7?

Operating at the standard DDR5 voltage of 1.10V, these registered DIMMs draw no more power than the JEDEC baseline, so thermal output stays within normal server specifications even with all four slots populated continuously.

Will the Supermicro H14DSG-OD motherboard recognise the full 512GB capacity without a BIOS update?

The kit is validated for the H14DSG-OD and matches the board's required 288-pin RDIMM form factor, 2Rx4 rank structure and CL40 timing, allowing the memory controller to initialise all 512GB at the rated 4800 MT/s speed.

Can I mix these 128GB 2Rx4 RDIMMs with smaller DDR5 modules already installed in the H14DSG-OD?

Registered ECC DIMMs of different capacities or ranks cannot be mixed in the same channel; the Supermicro population rules require identical modules per channel, so the existing memory would need to be replaced by this matched 4x128GB kit.

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