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Sixteen green DDR5 RDIMM modules in a tray, each with black chips and gold contacts

NEMIX RAM

NEMIX RAM 512GB (16x32GB) DDR5 4800 ECC RDIMM THINKMATE 521C-NR memory upgrade

SKU CH-T9P2-59BBN

DDR5 4800 ECC registered server kit with sixteen 32 GB modules at CL40 and 1.1 V for THINKMATE SuperServer 521C-NR

  • 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 high throughput
  • ECC registered RDIMM design protects data integrity in servers
  • Low 1.10 V operating voltage reduces power draw
  • Validated for Thinkmate SuperServer 521C-NR compatibility

System-specific DDR5 ECC RDIMM kit

This 512GB kit contains sixteen 32GB DDR5 4800 registered DIMMs built for the Thinkmate Supermicro SuperServer 521C-NR. Each module runs at 1.1V with CL40 latency and 1Rx4 organisation. ECC and register buffering protect data integrity in continuous server workloads.

DDR5 4800 registered DIMM constraints

The PC5-38400 standard sets a 4800MT/s ceiling and requires a motherboard that supports registered ECC DDR5 at 1.1V. Bandwidth and latency are fixed by the JEDEC profile; no higher speed or lower latency is available without platform support for faster DDR5 grades. Mixed populations may force the system to run at a lower common speed.

Replaces smaller or slower DDR5 kits

Upgrading from a partial fill or lower-capacity DDR5 4800 kit adds 512GB in a single matched set, eliminating mixed-rank timing penalties. The jump is worth it when workloads exceed current memory capacity or when replacing mixed-vendor modules that cause instability. It does not help systems limited to fewer than sixteen slots or platforms that only accept unbuffered memory.

How it compares

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

Price $14,374.99
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 $28.08 per GB
Pricier than about 79% 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

Should I choose the 16 x 32 GB kit or a smaller capacity for my Thinkmate 521C-NR?

The 512 GB kit fills sixteen slots with 32 GB modules, giving the maximum supported density per DIMM for this platform.

What does the DDR5 4800 speed rating deliver once the modules are installed in the server?

The memory runs at 4800 MT/s with CL40 latency at 1.10 V, providing the standard JEDEC data rate for DDR5 registered DIMMs in this system.

How does the 288-pin DDR5 RDIMM interface limit performance in the Thinkmate 521C-NR?

The registered 288-pin DDR5 interface caps the kit at the native 4800 MT/s JEDEC speed and requires ECC registered memory support from the motherboard.

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