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Sixteen green DDR5 RDIMM modules in anti-static tray

NEMIX RAM

NEMIX RAM 512GB (16x32GB) DDR5 4800 ECC RDIMM THINKMATE 681E-TR memory upgrade

SKU CH-203C-V78JC

512 GB kit of sixteen 32 GB DDR5 4800 ECC registered DIMMs for ThinkMate 681E-TR servers

  • Total capacity512 GB (16 × 32 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • 512 GB total capacity from 16 modules of 32 GB each
  • DDR5 4800 speed rated at PC5-38400 for server workloads
  • ECC registered RDIMM design protects data integrity under load
  • 1 V operation at CL40 latency with 1Rx4 organisation
  • 288-pin form factor validated for ThinkMate 681E-TR systems

512GB DDR5 ECC RDIMM kit for Thinkmate 681E-TR

This 16-module kit delivers 512GB of DDR5 4800 registered ECC memory. It is built for the Thinkmate Supermicro SuperServer 681E-TR and suits workloads that demand high capacity with error correction. Each module is a 32GB 1Rx4 288-pin RDIMM running at 1.1V with CL40 latency. The kit targets server and workstation environments where data integrity and density matter.

Check DDR5 RDIMM slot count

Verify that your 681E-TR has at least 16 available DDR5 RDIMM slots and that the platform supports 512GB total memory at 4800MT/s. Confirm the motherboard accepts 1Rx4 registered modules at 1.10V. Consult the system manual for population rules, maximum per-channel limits and any required BIOS version before ordering.

Runs at standard 1.1V with no heat spreaders

Modules operate at the JEDEC 1.10V DDR5 voltage and ship without heat spreaders. In a properly cooled server chassis the registered design and low voltage keep thermals and noise within typical enterprise expectations. Power draw scales with the 16-module population; ensure your chassis airflow meets the platform's thermal guidelines for full population.

How it compares

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

Price $14,215.99
Pricier than about 90% of the 21,161 comparable items (median $397.99).
Total capacity 512 GB (16 × 32 GB)
Higher than about 90% of the 20,941 comparable items (median 32 GB).
Price per GB $27.77 per GB
Pricier than about 78% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineTHINKMATE Server/Workstation Compatible Series Memory
Model nameTHINKMATE DDR5 4800 MHz ECC RDIMM Registered Server Memory
Part numberMR38400-314K16
Total capacity512 GB (16 × 32 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
Heat spreaderNo
Memory rank1Rx4
Power
Rated voltage1.1 V
Compatibility
Compatible systemsTHINKMATE
In the box
Included items512 GB (16 × 32 GB) DDR5 4800 MHz PC5-38400 1Rx4 1.1 V CL40 288-PIN ECC RDIMM Registered Server Memory

Questions about this item

Does the 512GB kit ship as sixteen 32GB sticks or do I need to buy additional modules?

The kit contains sixteen 32GB modules for a total of 512GB; no extra sticks are required.

Should I choose the 1Rx4 CL40 1.10V version or is another rank or latency offered for this server?

This kit is only offered as 1Rx4 CL40 at 1.10V; no alternative rank or latency options are listed for the THINKMATE 681E-TR.

What does the DDR5 4800 CL40 rating mean for actual throughput in the 681E-TR?

The modules run at 4800 MT/s with CL40 latency, delivering the standard DDR5 4800 data rate for this server platform.

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