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Green rectangular DDR5 RDIMM circuit board with gold contacts and black memory chips, no heat spreader

NEMIX RAM

NEMIX RAM DDR5 64GB 6400 CL52 2Rx4 ECC RDIMM memory upgrade

SKU CH-7PPN-6SB36

64 GB DDR5 6400 CL52 2Rx4 ECC Registered RDIMM for ASRock Rack TURIN2D16-2T/ROT motherboards

  • Total capacity64 GB
  • Rated speedDDR5 6400 (PC5 51200)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL52
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 64GB

Show 4 more
  • 64 GB capacity enables large workloads without swapping
  • DDR5 6400 speed transfers data at PC5-51200 bandwidth
  • CL52 latency keeps response tight under load
  • 2Rx4 registered ECC architecture corrects errors and scales to full population
  • 10 V operation matches server power envelope

Exact-match DDR5 RDIMM for ASRock Rack TURIN2D16-2T

This 64 GB DDR5 6400 module is a registered ECC RDIMM built to the precise rank, voltage and timing the motherboard expects. It installs as a single 288-pin DIMM so the server recognises the full capacity at rated speed. The 2Rx4 organisation and CL52 latency match the board's memory-population rules without further tuning. Builders who need a second DIMM or a different capacity should verify the manual before purchase.

Thermals noise and power in normal use

Operating at 1.1 V the module draws minimal power and runs without a heat spreader in typical server airflow. Registered buffering reduces electrical load on the memory controller, helping keep system thermals stable when all slots are populated. No active cooling is required beyond standard chassis fans. The design targets quiet, continuous operation in rack environments.

Build quality and day-to-day connectors

Major OEM DRAM from Samsung, Micron or Hynix underpins enterprise-grade reliability and on-die ECC correction. The 288-pin RDIMM keying prevents mis-installation in UDIMM or SODIMM slots. Registered architecture allows full-capacity population across every supported slot without signal degradation. Consult the motherboard manual for approved population order and installation steps.

How it compares

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

Price $2,084.99
Pricier than about 69% of the 21,161 comparable items (median $397.99).
Total capacity 64 GB
Higher than about 60% of the 20,941 comparable items (median 32 GB).
Price per GB $32.58 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 numberMR51200-924K1
Total capacity64 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 rank2Rx4
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsASRock Rack
In the box
Included items64 GB DDR5 6400 MHz PC5-51200 2Rx4 1.1 V 288-PIN ECC RDIMM KIT

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Questions about this item

How do I install the 288-pin RDIMM in the ASRock Rack TURIN2D16-2T/ROT and which slot order does the manual require?

Power down the server, open the chassis, locate the DDR5 DIMM slots on the motherboard, and insert the module following the population sequence listed in the ASRock Rack TURIN2D16-2T/ROT manual; the registered design only fits one way, so align the notch before pressing firmly until the latches click.

Will the ECC RDIMM need any firmware updates or periodic re-seating during its service life?

No firmware updates are required for the memory itself; the module operates at 1.10 V with CL52 timings and ECC correction runs automatically, so apart from keeping the server firmware current for platform stability, the DIMM is maintenance-free.

What thermal or electrical limit appears first when the 64 GB kit runs at 6400 MT/s continuously under full load?

The JEDEC-rated 1.10 V operating voltage and CL52 latency define the electrical envelope; sustained full-speed operation stays within that spec, so the first practical limit is the server chassis airflow keeping the unbuffered DRAM temperature within the manufacturer's rated range.

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