We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Four green DDR4 RDIMM modules in a row

NEMIX RAM

NEMIX RAM 64GB (4x16GB) DDR4 3200MHz CL22 2Rx4 1.2V 288-Pin ECC RDIMM Kit for Lenovo ThinkEdge SE450

SKU CH-QCW1-AQMSR

A 64 GB DDR4 ECC registered kit of four 16 GB modules running at 3200 MHz with CL22 latency, built for the Lenovo ThinkEdge SE450 server

  • Total capacity64 GB (4 × 16 GB)
  • Rated speedDDR4 3200 (PC4 25600)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL22
  • Buffer typeRegistered
  • Rated voltage1.2 V
  • 64GB total capacity from four 16GB modules
  • ECC RDIMM registered design protects data integrity
  • DDR4 3200MHz CL22 speed for responsive performance
  • 20V low voltage reduces power consumption
  • 288-pin DDR4 form factor fits Lenovo ThinkEdge SE450

Compatibility & Capacity

This 64GB kit is built specifically for the Lenovo ThinkEdge SE450 Edge AI Server. It provides four 16GB DDR4 registered DIMMs that match the platform's ECC and buffering requirements. The modules install directly into the server's 288-pin slots without configuration changes.

Who it suits and who it does not

It fits administrators expanding memory in a ThinkEdge SE450 that accepts DDR4 3200 ECC RDIMMs. Buyers needing unbuffered UDIMMs, non-ECC memory, or a different pin count should look elsewhere. The kit does not support systems limited to lower densities or incompatible DDR generations.

Deciding specification

The registered ECC RDIMM format with a 2Rx4 organisation is the single detail that determines fit. Only motherboards designed for DDR4 288-pin registered ECC modules at 1.2V can use this kit. Verify the server manual before ordering.

How it compares

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

Price $536.99
Typical for this category: the median of 21,161 items is $397.99.
Total capacity 64 GB (4 × 16 GB)
Higher than about 60% of the 20,941 comparable items (median 32 GB).
Price per GB $8.39 per GB
Typical for this category: the median of 20,941 items is $8.19 per GB.

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Server Memory
Model nameDDR4 ECC RDIMM Registered Server Memory
Part numberMR25600-624K4
Total capacity64 GB (4 × 16 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 items64 GB (4 × 16 GB) DDR4 3200 MHz PC4-25600 2Rx4 1.2 V 288-PIN ECC RDIMM KIT

Questions about this item

Should I choose the 64GB kit or buy single 16GB modules?

The 64GB kit provides four matched 16GB modules in one package, ensuring identical timings and rank configuration for the ThinkEdge SE450. Buying singles risks mixing different production batches.

What does 3200MHz mean for my ThinkEdge SE450 workload?

The DDR4 3200 speed delivers 25600 MB/s peak bandwidth per module, so the four-module kit feeds the Edge AI server's memory controller with high throughput for inference tasks.

Is this ECC RDIMM compatible with standard DDR4 slots?

No, the 288-pin registered ECC RDIMM form factor requires a server motherboard that supports registered memory; it will not work in consumer desktop DDR4 slots.

More in Model-Specific Memory Upgrades

Similar items