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Green printed circuit board DDR4 memory module with black chips and gold edge connectors

NEMIX RAM

NEMIX RAM 16GB DDR4 3200 CL22 ECC RDIMM ThinkEdge SE450 memory upgrade

SKU CH-47EW-8878N

16GB DDR4 3200MHz ECC registered DIMM for Lenovo ThinkEdge SE450 server

  • Total capacity16 GB
  • Rated speedDDR4 3200 (PC4 25600)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL22
  • Buffer typeRegistered
  • Rated voltage1.2 V
  • 16GB DDR4 3200MHz ECC RDIMM expands ThinkEdge SE450 capacity
  • CL22 registered timing keeps data integrity on edge AI workloads
  • 2V operation reduces power draw in 24/7 server environments
  • 2Rx4 288-pin layout fits single-slot upgrades without extra hardware
  • Major OEM Samsung Micron Hynix chips deliver enterprise-grade reliability

System-specific upgrade for ThinkEdge SE450

This 16 GB DDR4 module is built for the Lenovo ThinkEdge SE450 Edge AI Server. It adds registered ECC capacity to workloads that require error correction and stable operation in edge environments. The single-stick configuration suits deployments that populate slots one at a time.

Straightforward DIMM installation

The 288-pin RDIMM seats in the server's standard DDR4 slots without tools. Registered signalling and ECC demand correct population order; skipping the manual often leaves the new capacity unseen or triggers a POST halt. A cold boot after seating confirms detection.

DDR4 3200 registered ECC ceiling

The PC4-25600 interface tops out at 3200 MT/s with CL22 latency at 1.2 V. Registered buffering adds a cycle of command delay, so throughput scales with channel count rather than raw frequency. Mixed-rank or mixed-speed populations will force the slowest common timing across the channel.

How it compares

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

Price $122.99
Cheaper than about 65% of the 21,161 comparable items (median $397.99).
Total capacity 16 GB
Lower than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $7.69 per GB
Typical for this category: the median of 20,941 items is $8.19 per GB.

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Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Server Memory
Model nameDDR4 ECC RDIMM Registered Server Memory
Part numberMR25600-624K1
Total capacity16 GB
Product type288-Pin DDR4 RDIMM
Performance
Rated speedDDR4 3200 (PC4 25600)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL22
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Memory rank2Rx4
Power
Rated voltage1.2 V
Compatibility
Compatible systemsLenovo
In the box
Included items16 GB (1 × 16 GB) DDR4 3200 MHz PC4-25600 2Rx4 1.2 V 288-PIN ECC RDIMM

Questions about this item

How do I confirm the module is running at 3200MHz with ECC after installing it in the ThinkEdge SE450?

Enter the system BIOS on boot and check the memory information screen; it should report the installed capacity, speed and ECC status for the registered DIMM.

What comes in the package and do I need any extra parts to install it?

The box contains one 16GB 288-pin DDR4 RDIMM; no additional components are required for installation in a compatible slot.

Which version should I choose if I want a single 16GB registered ECC module for the ThinkEdge SE450?

Select the 16GB DDR4 3200 CL22 1.2V 2Rx4 RDIMM (part number MR25600-624K1) as it matches the server's supported specification.

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