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

SAMSUNG

SAMSUNG M471A1K43CB1-CTD_UB accessory

SKU CH-A0YB-YECMF MPN M471A1K43CB1-CTD_UB

DDR4 SO-DIMM laptop memory module adds 8 GB at 2666 MHz with CL19 latency

  • 8 GB DDR4 capacity for smoother multitasking
  • 2666 MHz speed for responsive system performance
  • 2 V operation reduces laptop power draw
  • 260-pin SO-DIMM fits standard laptop slots
  • CL19 latency supports stable data access

Samsung 8 GB DDR4 SO-DIMM 2666 MHz

This Samsung laptop memory module delivers 8 GB of DDR4 capacity in a 260-pin SO-DIMM form factor. It operates at 2666 MHz with a PC4-21300 bus rating and a CL19 latency. The single-rank 1Rx8 design runs at 1.2 V and is non-ECC.

Suits laptops with a free DDR4 SO-DIMM slot

Builders upgrading a compatible notebook that accepts 2666 MHz DDR4 modules can use this stick to add 8 GB of system memory. Buyers whose machines require ECC memory or a different pin count should look at other options.

2666 MHz DDR4 speed rating

The module’s 2666 MHz rating determines whether it matches the memory controller specification of the target laptop. Verify the platform’s supported speed before purchase.

How it compares

Measured against everything we stock in Cable Locks & Laptop Extras, at today’s prices. Recalculated every night.

Price $48.99
Pricier than about 82% of the 8,808 comparable items (median $16.99).

Specifications

No published specifications for this item yet.

Questions about this item

Will this 260-pin DDR4 SO-DIMM fit my laptop's memory slot?

This module uses the standard 260-pin SO-DIMM form factor for DDR4 laptop memory. It fits any laptop slot designed for DDR4 SO-DIMMs running at 1.2V.

What is the correct way to seat this 2666MHz module so it locks in place?

Align the notch on the module's gold edge with the key in the slot, insert at a slight angle, then press down firmly until both side clips click and hold the 260-pin stick flat.

When should I replace this 8GB 1Rx8 CL19 stick?

Replace it if your system fails memory diagnostics, shows repeated blue screens linked to RAM, or if you need more capacity than this single 8GB rank provides.

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