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Green circuit board with black memory chips and gold edge connectors

NEMIX RAM

NEMIX RAM 8GB DDR4 2666MHz CL19 260-pin SODIMM Hynix HMA81GS6DJR8N?VK memory upgrade

SKU CH-QSMX-2AP9R

8GB DDR4 2666MHz CL19 260-pin SODIMM laptop memory upgrade with 1.2V operation

  • Total capacity8 GB
  • Rated speedDDR4 2666 (PC4 21300)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL19
  • Buffer typeUnbuffered
  • Rated voltage1.2 V
  • 8GB capacity expands multitasking headroom for everyday workloads
  • DDR4 2666MHz speed delivers responsive data throughput
  • CL19 latency keeps timing tight for stable operation
  • 2V low voltage reduces power draw and heat
  • 260-pin SODIMM form factor fits compatible laptop slots

8GB DDR4 2666 SODIMM for laptops

This module provides 8GB of DDR4 memory at 2666MHz with CL19 latency for compatible laptops and all-in-one PCs. It uses a 260-pin SODIMM form factor and operates at 1.20V without ECC or buffering. The single-rank 1Rx8 design suits everyday multitasking and office workloads.

Check slot count and maximum supported speed

Verify that your system accepts DDR4 SODIMM modules and has a free 260-pin slot before ordering. Confirm the platform can run memory at 2666MHz (PC4-21300) and supports 1.20V operation. Ensure the BIOS does not require registered or ECC memory, as this stick is unbuffered and non-ECC.

Steady throughput under continuous load

All modules are stress tested under sustained load to ensure stability during extended sessions. The 1.20V rating helps maintain consistent power draw without thermal spikes. With no heat spreader, airflow around the slot aids long-term reliability during heavy memory usage.

How it compares

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

Price $42.99
Cheaper than about 79% of the 21,161 comparable items (median $397.99).
Total capacity 8 GB
Lower than about 80% of the 20,941 comparable items (median 32 GB).
Price per GB $5.37 per GB
Cheaper than about 72% of the 20,941 comparable items (median $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 lineHynix Laptop, AIO All-in-One PC Compatible Series Memory
Model nameHynix DDR4 2666 MHz Non-ECC Unbuffered SODIMM
Part numberMS21300-818K1
Total capacity8 GB
Product type260-Pin DDR4 SODIMM
Performance
Rated speedDDR4 2666 (PC4 21300)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL19
ECC supportNo
Buffer typeUnbuffered
Heat spreaderNo
Memory rank1Rx8
Power
Rated voltage1.2 V
Compatibility
Compatible systemsHynix
In the box
Included items8 GB (1 × 8 GB) DDR4 2666 MHz PC4-21300 1Rx8 1.2 V CL19 260-PIN Non-ECC Unbuffered SODIMM

Questions about this item

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

The package contains one 8 GB DDR4 2666 MHz SODIMM module; no additional components are required for installation.

Should I choose a different capacity or speed from this line?

This listing is for a single 8 GB 2666 MHz CL19 stick; other capacities or speeds would be separate part numbers.

What does the 2666 MHz rating mean once the module is in my laptop?

The module will run at 2666 MHz with CL19 latency at 1.2 V, delivering PC4-21300 bandwidth in compatible systems.

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