We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Twelve green DDR5 RDIMM modules in a row

NEMIX RAM

NEMIX RAM DDR5 6400 ECC Registered RDIMM 576GB 12x48GB CL52 1.1V 288-pin Supermicro H14DSH

SKU CH-99PH-5QAHY

576 GB DDR5 ECC registered RDIMM kit with twelve 48 GB modules at 6400 MHz CL52 1.1 V for Supermicro H14DSH motherboards

  • Total capacity576 GB (12 × 48 GB)
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered
  • 576 GB total capacity from twelve 48 GB modules
  • DDR5 6400 speed with CL52 latency at 1.1 V
  • ECC and registered design prevents data errors under load
  • 2Rx8 organisation matches Supermicro H14DSH population rules
  • 288-pin RDIMM form factor fits the motherboard slots

Capacity and purpose

This 576GB kit contains twelve 48GB DDR5 RDIMMs rated at 6400MHz with CL52 latency. It targets administrators upgrading a Supermicro H14DSH motherboard that requires registered ECC modules in a fully populated configuration.

Thermals and power

Each module operates at 1.1V without a heat spreader, relying on the server chassis airflow for cooling. Registered buffering reduces electrical load on the memory controller, keeping power draw consistent across all twelve slots during normal operation.

Sustained load behavior

ECC circuitry corrects single-bit errors in real time, preventing silent data corruption during extended compute runs. The 2Rx8 organisation maintains rated frequency across every channel when the board is fully populated, avoiding the downclocking that can occur with unbuffered layouts.

How it compares

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

Price $14,093.99
Pricier than about 90% of the 21,161 comparable items (median $397.99).
Total capacity 576 GB (12 × 48 GB)
Higher than about 90% of the 20,941 comparable items (median 32 GB).
Price per GB $24.47 per GB
Pricier than about 69% of the 20,941 comparable items (median $8.19 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Server Memory
Model nameDDR5 ECC RDIMM Registered Server Memory
Part numberMR51200-4828K12
Total capacity576 GB (12 × 48 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 6400 (PC5 51200)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL52
ECC supportYes
Buffer typeRegistered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items576 GB 12 × 48 GB DDR5 6400 MHz PC5-51200 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Questions about this item

How do I install the 12 DDR5 RDIMMs into the Supermicro H14DSH and which population rule do people most often miss?

Populate all 12 slots following the motherboard manual's exact DIMM population order for full 576GB capacity; the step most often missed is skipping the prescribed slot sequence, which prevents the memory controller from recognising every 48GB module at DDR5 6400.

What maintenance or replacement will the 2Rx8 registered ECC modules need during their service life?

No scheduled maintenance is required; the registered architecture and on-die ECC correct single-bit errors automatically, and a module is only replaced if it develops uncorrectable faults or fails to train at 6400 MT/s.

What limit appears first when the 576GB kit runs sustained workloads at 1.1V?

The memory controller's maximum supported capacity and rank-per-channel limit is reached first; with twelve 2Rx8 RDIMMs fully populated, the controller hits its electrical loading ceiling before thermal or voltage headroom becomes a constraint.

More in Model-Specific Memory Upgrades

Similar items