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Two green DDR5 RDIMM sticks, no heat spreaders, 288 pins each

NEMIX RAM

NEMIX RAM DDR5 128GB (2x64GB) 5600MHz CL46 ECC RDIMM Supermicro H13DSG-O-CPU

SKU CH-T70Q-261HS

128 GB DDR5 ECC registered server memory kit in two 64 GB modules at 5600 MHz CL46 for Supermicro H13DSG-O-CPU

  • Total capacity128 GB (2 × 64 GB)
  • Rated speedDDR5 5600 (PC5 44800)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL46
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • 128 GB capacity with two 64 GB modules for maximum density
  • DDR5 5600 MT/s speed rated at PC5-44800 for high throughput
  • CL46 latency at 1.1 V for efficient operation
  • ECC and registered design corrects errors and stabilises full loads
  • 288-pin RDIMM form factor matches Supermicro H13DSG-O-CPU requirements

Exact-match upgrade for Supermicro H13DSG-O-CPU

This 128 GB kit contains two 64 GB DDR5 RDIMMs rated at 5600 MHz with CL46 latency and 1.1 V operation. The modules are registered and carry ECC so the memory controller sees the correct rank and voltage profile for full-capacity recognition on the target motherboard.

Thermals noise and power draw

Registered ECC RDIMMs run without heat spreaders and draw only 1.1 V at the rated speed. The buffered architecture keeps electrical loading low even when every slot is populated, so the modules add minimal heat and no audible noise inside a server chassis.

Specification that decides fitment

The kit uses 288-pin DDR5 RDIMMs in a 2Rx4 organisation, which is the only form factor and rank the Supermicro H13DSG-O-CPU board accepts. Builders who need UDIMM, SODIMM or a different rank configuration cannot use this memory.

How it compares

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

Price $4,075.99
Pricier than about 77% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB (2 × 64 GB)
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $31.84 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 numberMR44800-924K2
Total capacity128 GB (2 × 64 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 rank2Rx4
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items128 GB 2 × 64 GB DDR5 5600 MHz PC5-44800 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

How do I install the 288-pin DDR5 RDIMM modules in the Supermicro H13DSG-O-CPU and which slot order does the manual require?

Power down the server, open the chassis, and insert each 64 GB module into the 288-pin DDR5 RDIMM slots following the exact population sequence shown in the Supermicro H13DSG-O-CPU manual; the registered design means every populated slot must match the board's approved order for the 128 GB kit to be recognised at 5600 MHz.

What maintenance or replacement will the 2Rx4 ECC registered RDIMMs need during their service life?

The modules have no moving parts or heat spreaders, so routine maintenance is limited to keeping the server's air filters clean and verifying ECC corrected-error counts in the BMC logs; if a DIMM begins reporting uncorrectable errors the lifetime replacement warranty covers a direct swap of the affected 64 GB stick.

What is the first limit that appears when the 128 GB kit runs sustained workloads at 5600 MHz CL46?

The registered DDR5 5600 CL46 timing at 1.10 V is the primary constraint; under continuous heavy load the memory controller will hold to the rated 5600 MT/s and CL46 latency rather than downclocking, so the bandwidth ceiling defined by PC5-44800 is the first hard limit encountered.

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