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Green bare DDR5 RDIMM module with gold edge connectors and black chips

NEMIX RAM

NEMIX RAM 128GB DDR5 5600 CL46 4Rx4 1.1V ECC RDIMM memory upgrade

SKU CH-HD2S-V0G2G

128GB DDR5-5600 ECC registered RDIMM with CL46 latency, 1.1V operation and 4Rx4 rank for Supermicro X14SDW-36C-SP9F servers

  • Total capacity128 GB
  • Rated speedDDR5 5600 (PC5 44800)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL46
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 128GB

  • 128GB capacity for high-density server workloads
  • DDR5 5600 speed with PC5-44800 bandwidth for fast data throughput
  • CL46 latency and 1.1V operation for efficient timing at rated voltage
  • 4Rx4 Registered ECC design corrects single-bit errors and supports full-slot populations
  • 288-pin RDIMM form factor matches Supermicro X14SDW-36C-SP9F motherboard requirements

Exact-match server upgrade

This 128GB DDR5 5600 CL46 ECC RDIMM is built for the Supermicro X14SDW-36C-SP9F motherboard. Its 4Rx4 registered architecture and 1.1V operation match the board's memory controller requirements so the full capacity is recognised at rated speed. It targets administrators who need maximum density in every slot of this specific platform.

Replaces lower-density RDIMMs

The jump is worth it when the workload demands more capacity per channel than smaller registered modules can provide. Population rules on the X14SDW-36C-SP9F limit how many ranks the controller can address so a single 128GB 4Rx4 DIMM delivers the density that multiple lower-rank sticks cannot. It is not for systems that only accept UDIMM or SODIMM form factors.

Slot-in installation with manual checks

The 288-pin RDIMM seats like any registered module but the motherboard manual dictates exact population order and supported capacities per slot. Mis-ordered DIMMs are the usual cause of POST failures or reduced speed. Verify the approved configuration before fitting and ensure the board firmware is current for DDR5 5600 operation.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $4,466.99
Pricier than about 78% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $34.90 per GB
Pricier than about 90% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Server Memory
Model nameDDR5 ECC RDIMM Registered Server Memory
Part numberMR44800-744K1
Total capacity128 GB
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 5600 (PC5 44800)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL46
ECC supportYes
Buffer typeRegistered
Memory rank4Rx4
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items128 GB DDR5 5600 MHz PC5-44800 4Rx4 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

Will this 288-pin DDR5 RDIMM fit the Supermicro X14SDW-36C-SP9F motherboard slots?

Yes, the 288-pin RDIMM form factor matches the DDR5 slots on the Supermicro X14SDW-36C-SP9F motherboard. It is not a UDIMM or SODIMM, so it aligns with the board's physical requirements.

What installation step is often missed when populating all slots with these 4Rx4 registered modules?

Follow the motherboard manual's DIMM population order exactly. Registered ECC modules must be installed in the approved sequence so the memory controller recognizes the full 128GB capacity at 5600MHz.

Does the 1.1V DDR5 RDIMM require any ongoing maintenance or component replacement after installation?

No scheduled maintenance is needed. The module has no heat spreader or moving parts. ECC error correction runs automatically. Replace only if diagnostics report uncorrectable errors or the module fails.

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