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

NEMIX RAM

NEMIX RAM 16GB DDR5 5600 CL46 1Rx8 ECC RDIMM memory upgrade for Lenovo ThinkEdge SE455i V3

SKU CH-WA7J-30PTC

16 GB DDR5 ECC registered server memory at 5600 MHz CL46 for Lenovo ThinkEdge SE455i V3

  • Capacity16GB
  • SpeedDDR5 5600 (PC5 44800)
  • ECCYes
  • Buffered/RegisteredRegistered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.10V
  • 16GB DDR5 5600 speed accelerates inferencing workloads on ThinkEdge SE455i V3
  • ECC RDIMM registered design protects data integrity for server-grade reliability
  • 1Rx8 single-rank layout at CL46 latency optimises memory controller efficiency
  • 1V low-voltage operation reduces power draw in dense edge deployments
  • 288-pin DDR5 RDIMM form factor ensures direct compatibility with Lenovo ThinkEdge SE455i V3

Server Memory Upgrade for ThinkEdge SE455i V3

This 16GB DDR5 ECC RDIMM module is built for the Lenovo ThinkEdge SE455i V3 inferencing server. Registered buffering and on-die ECC protect data integrity in always-on workloads. The single 1Rx8 rank keeps the memory controller load low while adding capacity. It ships as a single 288-pin DIMM ready for immediate installation.

Replacing Slower or Non-ECC DIMMs

Swap out lower-speed DDR5 modules or non-ECC memory when the platform requires registered error correction at 5600 MT/s. The jump is worth it when inference jobs demand consistent throughput and the server firmware expects CL46 registered timings. Systems already running at this speed and latency will not see a measurable change.

Tool-Free DIMM Installation

Open the chassis, align the notch on the 288-pin edge connector, and press until the retention clips engage. No heat spreader means the module sits flush in tight server slots. The most common issue is mixing registered and unbuffered DIMMs in the same channel, which prevents the system from posting. Verify the memory population rules in the Lenovo service guide before adding this stick.

Highlights

  • 16GB DDR5 5600 speed accelerates inferencing workloads on ThinkEdge SE455i V3
  • ECC RDIMM registered design protects data integrity for server-grade reliability
  • 1Rx8 single-rank layout at CL46 latency optimises memory controller efficiency
  • 1V low-voltage operation reduces power draw in dense edge deployments
  • 288-pin DDR5 RDIMM form factor ensures direct compatibility with Lenovo ThinkEdge SE455i V3

Specifications

BrandNEMIX RAM
SeriesNEMIX RAM Original Series Server Memory
ModelDDR5 ECC RDIMM Registered Server Memory
Part NumberMR44800-618K1
Capacity16GB
SpeedDDR5 5600 (PC5 44800)
ECCYes
Buffered/RegisteredRegistered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.10V
Compatible SystemLenovo
CAS LatencyCL46
Heat SpreaderNo
Type288-Pin DDR5 RDIMM
Rank1Rx8
FeaturesDDR5 ECC RDIMM Motherboard Compatible
Package Content16GB (1 x 16GB) DDR5 5600MHz PC5-44800 1Rx8 1.1V 288-PIN ECC RDIMM

Questions about this item

Does the 288-pin DDR5 RDIMM fit the ThinkEdge SE455i V3 memory slots?

Yes, the 288-pin DDR5 RDIMM form factor matches the Lenovo ThinkEdge SE455i V3 DIMM sockets exactly.

What is the correct orientation step when seating this 1Rx8 registered module?

Align the off-centre notch on the 288-pin edge connector with the key in the slot, press straight down until both retention clips click, and verify the 1.10 V module registers at 5600 MT/s in BIOS.

When should the 16 GB ECC RDIMM be replaced?

Replace the module if the system logs uncorrectable ECC errors, fails memory diagnostics, or no longer posts at the rated 5600 CL46 speed.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.