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Twelve green DDR5 RDIMM modules in a tray

NEMIX RAM

NEMIX RAM 384GB (12x32GB) DDR5 4800 CL40 1Rx4 1.1V ECC RDIMM Cisco UCS X210c M7 memory upgrade

SKU CH-7SJK-6HR71

384 GB DDR5 ECC registered server memory kit with twelve 32 GB modules at 4800 MT/s, CL40, 1.1 V for Cisco UCS X210c M7

  • 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 12 modules of 32 GB each
  • DDR5 4800 speed with CL40 latency for server workloads
  • ECC registered design protects data integrity in critical systems
  • 1 V operation reduces power draw per module
  • Validated for Cisco UCS X210c M7 compute nodes

Cisco UCS X210c M7 memory kit

This 384GB kit contains twelve 32GB DDR5 registered DIMMs built for the Cisco UCS X210c M7 compute node. Each module runs at 4800 MT/s with CL40 latency and ECC protection for data integrity. The 1Rx4 organisation and 1.1V operation match the server’s qualified memory list. IT teams can populate all twelve slots in a single upgrade.

Thermals noise and power draw

Registered DDR5 modules operate at 1.10V, reducing per-DIMM power compared with previous DDR generations. The kit has no heat spreaders, relying on the chassis airflow designed for the X210c M7. Under typical enterprise workloads the memory subsystem stays within the node’s thermal envelope without additional cooling.

Upgrade path and value

The kit replaces any smaller-capacity DDR5 RDIMM population in the X210c M7, taking the node to its maximum supported memory in one step. The jump is worth it when virtualisation density, in-memory databases or large-scale container clusters demand the full 384GB. Buyers who need fewer than twelve modules or a lower total capacity should select a smaller kit.

How it compares

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

Price $10,328.99
Pricier than about 88% 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 $26.90 per GB
Pricier than about 75% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineCisco Server Compatible Series Memory
Model nameCisco DDR5 4800 MHz ECC RDIMM Registered Server Memory
Part numberMR38400-314K12
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 rank1Rx4
Power
Rated voltage1.1 V
Compatibility
Compatible systemsCisco
In the box
Included items384 GB (12 × 32 GB) DDR5 4800 MHz PC5-38400 1Rx4 1.1 V CL40 288-PIN ECC RDIMM Registered Server Memory KIT

Questions about this item

How do I install the 12 32GB DDR5 RDIMMs in the Cisco UCS X210c M7 and which step is often missed?

Power down the node, open the chassis, align each 288-pin module with the keyed slot and press firmly until both retention clips click; the step often missed is seating all twelve modules before closing the cover so the memory controller trains the full 384GB kit at 4800 MT/s.

What maintenance or replacement will the 1Rx4 ECC registered DDR5 kit need over its service life?

The modules have no heat spreaders and run at 1.1V, so the only routine care is keeping server airflow paths clean; if a module fails the lifetime replacement warranty covers a direct swap of the faulty 32GB stick.

What limit appears first when the 384GB kit runs sustained workloads at CL40?

The CAS latency of CL40 at DDR5 4800 sets the timing ceiling, so sustained throughput is bounded by the 4800 MT/s data rate and the registered buffer latency before thermal or power limits are reached.

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