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Six green DDR5 RDIMM modules in a row, no heat spreaders

NEMIX RAM

NEMIX RAM 384GB (6x64GB) DDR5 6400MHz CL52 ECC RDIMM SuperMicro AS-2116GT-HNTF memory upgrade

SKU CH-CX8Y-W8KDP

384GB DDR5 ECC RDIMM kit in six 64GB modules running at 6400MHz CL52 for the SuperMicro AS-2116GT-HNTF server

  • Total capacity384 GB (6 × 64 GB)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • Memory rank2Rx4
  • 384 GB total capacity scales memory-intensive workloads across six 64 GB modules
  • DDR5 6400 MHz CL52 timing delivers high-throughput data rates for server applications
  • ECC registered RDIMM architecture protects data integrity in mission-critical environments
  • 1 V operating voltage reduces power draw per module in dense configurations
  • Validated for SuperMicro GrandTwin A+ AS-2116GT-HNTF ensures drop-in compatibility

Server memory kit for Supermicro GrandTwin

This 384 GB kit contains six 64 GB DDR5 ECC RDIMM modules built for the Supermicro GrandTwin A+ Server AS-2116GT-HNTF. Registered buffering and on-die ECC protect data integrity in multi-socket workloads. The kit targets administrators who need maximum registered capacity in that specific platform.

Thermals and power profile

Modules run at 1.10 V with no heat spreader, relying on chassis airflow for cooling. Power draw scales with the 6400 MHz data rate and 2Rx4 organisation across all six slots. Acoustic contribution is limited to the server fans already required for CPU and VRM thermal management.

What the kit changes

Populating all channels with matched 64 GB RDIMMs lets the GrandTwin reach its full registered memory ceiling in a single step. The CL52 latency and PC5-51200 rating are factory validated for that platform. Builders who need fewer than six modules or non-registered DIMMs should select a different kit.

How it compares

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

Price $13,224.99
Pricier than about 90% of the 21,161 comparable items (median $397.99).
Total capacity 384 GB (6 × 64 GB)
Higher than about 85% of the 20,941 comparable items (median 32 GB).
Price per GB $34.44 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 numberMR51200-924K6
Total capacity384 GB (6 × 64 GB)
Product type288-Pin DDR5 RDIMM
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL52
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Memory rank2Rx4
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items384 GB (6 × 64 GB) DDR5 6400 MHz PC5-51200 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

How do I install the 6400MHz CL52 DDR5 RDIMM modules into the SuperMicro AS-2116GT-HNTF, and which step is often missed?

Power down the server, open the chassis, and seat each 288-pin module until the latches click. The step often missed is confirming the BIOS recognises all six 64GB modules at 6400MHz before closing the case.

What maintenance or replacement will the 384GB DDR5 ECC RDIMM kit need over its service life?

No scheduled maintenance is required for the registered DDR5 modules; if a DIMM fails the ECC logging will flag it and the individual 64GB stick can be replaced without disturbing the other five.

What limit appears first when the 2Rx4 1.1V DDR5 RDIMMs run sustained workloads in the GrandTwin chassis?

The thermal ceiling of the 1.1V registered modules is reached before any electrical throttle point, so adequate airflow through the 288-pin slots becomes the limiting factor under continuous load.

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