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Eight green DDR5 RDIMM modules in anti-static packaging

NEMIX RAM

NEMIX RAM DDR5 4800 ECC RDIMM 1TB 8x128GB CL40 1.1V 2Rx4 Supermicro H14DST-FL memory upgrade

SKU CH-2577-CPPR7

Eight-module kit adds 1 TB of DDR5 4800 ECC registered memory tuned for Supermicro H14DST-FL servers

  • Total capacity1 TB (8 × 128 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 1TB 8X128GB

Show 30 more
  • 1TB capacity with eight 128GB modules for maximum density
  • DDR5 4800 speed rated at PC5-38400 for high throughput
  • Registered ECC with 2Rx4 rank corrects errors and offloads controller
  • 1V operation at CL40 latency matches server specifications
  • Verified 288-pin RDIMM fitment for Supermicro H14DST-FL motherboard

1TB DDR5 ECC RDIMM kit for Supermicro H14DST-FL

This 1TB memory kit contains eight 128GB DDR5 4800 RDIMM modules built to the exact rank, voltage and timing the Supermicro H14DST-FL motherboard expects. Registered ECC architecture lets every slot run fully populated at rated speed while correcting single-bit errors on the fly. It is designed for administrators who need maximum capacity and data integrity in a supported server platform.

Verify motherboard population rules before ordering

The H14DST-FL has specific DIMM population order and maximum capacity limits that differ by BIOS revision and CPU configuration. Consult the system or motherboard manual for approved slot sequences, supported total memory per processor and any required firmware updates. The 288-pin RDIMM form factor is mandatory; UDIMM or SODIMM modules will not fit or function in this board.

Sustained enterprise workload stability

Registered buffering offloads the memory controller so all eight modules operate continuously at 4800 MT/s and 1.1V without signal degradation. ECC detection and correction runs on every transaction, preventing silent data corruption during long compute runs or virtualisation workloads. The CL40 latency and 2Rx4 organisation are tuned for throughput consistency rather than burst performance.

How it compares

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

Price $28,761.99
Pricier than about 93% of the 21,161 comparable items (median $397.99).
Total capacity 1 TB (8 × 128 GB)
Higher than about 93% of the 20,941 comparable items (median 32 GB).
Price per GB $28.76 per GB
Pricier than about 81% 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 numberMR38400-724K8
Total capacity1 TB (8 × 128 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 items1 TB 8 × 128 GB DDR5 4800 MHz PC5-38400 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

What comes in the 1TB kit and is any extra hardware needed?

The kit includes eight 128GB DDR5 4800 RDIMM modules; no additional parts are required for installation in the Supermicro H14DST-FL.

Why choose the 8x128GB 2Rx4 CL40 kit over other capacities?

This exact 2Rx4 registered ECC configuration matches the H14DST-FL memory-controller requirements so all slots run at full 4800 speed.

What does the 4800MHz rating mean once the modules are installed?

The server will recognise the full 1TB at DDR5-4800 with CL40 timing and 1.1V operation, delivering the rated bandwidth without down-clocking.

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