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Two green DDR5 RDIMM modules in a matched 128GB kit

NEMIX RAM

NEMIX RAM 128GB (2 x 64GB) DDR5 4800 CL40 1.1V 2Rx4 ECC RDIMM Supermicro H13SVW-N

SKU CH-DC38-9STRN

128 GB DDR5 ECC registered DIMM kit (2 × 64 GB) running at 4800 MT/s with CL40 latency and 1.1 V, validated for the Supermicro H13SVW-N motherboard

  • Total capacity128 GB (2 × 64 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 128GB 2X64GB

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Speed 4800MHz

  • 128 GB total capacity with two 64 GB modules
  • DDR5 4800 MT/s speed rated at PC5-38400
  • CL40 CAS latency at 1.10 V operating voltage
  • 2Rx4 registered ECC RDIMM for multi-slot stability
  • 288-pin form factor validated for Supermicro H13SVW-N

Exact-match DDR5 upgrade for Supermicro H13SVW-N

This 128GB kit contains two 64GB DDR5 4800 RDIMM modules rated at CL40 and 1.10V. The 2Rx4 registered ECC design matches the motherboard's memory controller requirements so the system recognises the full capacity and runs at the rated speed. It is built for servers that need registered memory with error correction.

Thermals noise and power draw in normal use

Registered buffering reduces electrical load on the memory controller, helping stability when all slots are populated. The modules operate at the standard DDR5 voltage of 1.10V without a heat spreader, relying on chassis airflow for cooling. Power consumption follows the DDR5 4800 specification for 2Rx4 RDIMMs.

What the bundled kit changes for deployment

The two-module kit lets you fill a matched pair of slots in the approved population order without mixing ranks or capacities. ECC corrects single-bit errors on the fly, preventing silent data corruption and unplanned reboots in production workloads. Verify the motherboard manual for supported capacities and installation sequence before fitting.

How it compares

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

Price $3,229.99
Pricier than about 74% 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 $25.23 per GB
Pricier than about 70% 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 numberMR38400-924K2
Total capacity128 GB (2 × 64 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 4800 (PC5 38400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL40
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 4800 MHz PC5-38400 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

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Questions about this item

How do I install these 288-pin DDR5 RDIMMs in the Supermicro H13SVW-N, and which slot-population step is often missed?

Power down, open the chassis, and insert each 64 GB module into the DIMM slots specified by the Supermicro H13SVW-N manual for a 2 DIMM configuration; the step most often missed is following the exact population order so the memory controller recognises the full 128 GB at DDR5 4800.

What maintenance or replacement will this 128 GB DDR5 ECC RDIMM kit need during its service life?

No routine maintenance is required; the modules have no heat spreaders to clean, and ECC corrects single-bit errors automatically. Replacement is only needed if a module fails, which is covered by the lifetime replacement warranty.

What limit appears first when the Supermicro H13SVW-N runs this 2Rx4 DDR5 4800 CL40 kit at sustained load?

The registered ECC architecture offloads the memory controller, so the first limit under sustained use is the DDR5 4800 CL40 timing ceiling; the modules operate at 1.1 V and will not exceed their rated speed or latency.

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