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Twelve green DDR5 RDIMM sticks in a row, bare chips, no heat spreaders

NEMIX RAM

NEMIX RAM 384GB (12x32GB) DDR5 4800MHz CL40 ECC RDIMM memory upgrade

SKU CH-SG33-54BQF

Adds 384 GB of DDR5 ECC registered memory in a 12-module kit rated at 4800 MHz CL40 for ThinkMate tower servers

  • Total capacity384 GB (12 × 32 GB)
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • 384 GB total capacity from twelve 32 GB modules
  • DDR5 4800 MT/s speed with PC5-38400 bandwidth rating
  • ECC registered design detects and corrects data errors
  • 1 V operating voltage reduces server power draw
  • Validated for ThinkMate TWX-QS8-14E4 and TWX-QS8-24E4 tower servers

384GB DDR5 ECC RDIMM kit for Thinkmate servers

This 384GB kit contains twelve 32GB DDR5 4800MHz registered DIMMs built for Thinkmate TWX-QS8 tower servers. Each module operates at 1.1V with CL40 latency and 2Rx8 organisation. The ECC registered design targets IT teams running virtualisation, databases or large-scale analytics on compatible platforms.

Sustained load behaviour with registered ECC

Registered buffering reduces electrical load on the memory controller during continuous operation, helping maintain signal integrity across all twelve slots. ECC corrects single-bit errors on the fly, preventing silent data corruption during long compute jobs. The 1.1V operating voltage keeps power draw predictable under heavy utilisation.

DDR5 4800 interface limits

The PC5-38400 standard caps transfer rate at 4800 MT/s per pin, so total bandwidth scales with the number of populated channels on the host board. CL40 timing sets the minimum access latency at this speed grade. Twelve 288-pin RDIMMs fill the maximum supported slots on the target Thinkmate models, leaving no room for further expansion within the same chassis.

How it compares

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

Price $11,439.99
Pricier than about 89% of the 21,161 comparable items (median $397.99).
Total capacity 384 GB (12 × 32 GB)
Higher than about 85% of the 20,941 comparable items (median 32 GB).
Price per GB $29.79 per GB
Pricier than about 85% 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 numberMR38400-328K12
Total capacity384 GB (12 × 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 rank2Rx8
Power
Rated voltage1.1 V
Compatibility
Compatible systemsTHINKMATE
In the box
Included items384 GB (12 × 32 GB) DDR5 4800 MHz PC5-38400 2Rx8 1.1 V CL40 288-PIN ECC RDIMM Registered Server Memory KIT

Questions about this item

How much power does the 1.1V DDR5 kit draw when the ThinkMate server runs continuously?

Each module operates at 1.10V, the standard DDR5 voltage, so total draw scales with the 12 installed DIMMs and the server's own memory-controller efficiency.

What must the ThinkMate TWX-QS8-14E4 or TWX-QS8-24E4 already have to accept this 384GB registered ECC kit?

The server needs a DDR5 RDIMM-compatible motherboard with twelve free 288-pin slots and a BIOS that supports 2Rx8 registered ECC modules at 4800 MT/s.

Can the CL40 4800MHz registered modules run reliably alongside any older DDR5 DIMMs still installed in the same ThinkMate server?

Mixing ranks, latencies or voltages is not recommended; the kit is validated as a matched 12-module set for stable operation at the rated 4800 MT/s CL40 1.10V profile.

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