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Green circuit board with black memory chips, 262 gold pins, no heat spreader

A-Tech

A-Tech 8GB DDR5 5600MHz CL40 262-Pin SODIMM Laptop RAM

SKU CH-ZVRM-NKTVC

8GB DDR5 5600MHz laptop SODIMM module, CL40 latency and 1.1V operation, built as a compatible replacement for Hynix HMCG66AGBSA, HMCG66AGBSA092N and HMCG66AGBSA095N

  • Total capacity8 GB
  • Rated speedDDR5 5600 (PC5 44800)
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeUnbuffered
  • Recommended forCompatible Replacement for Hynix HMCG66AGBSA, HMCG66AGBSA092
  • 8 GB DDR5 capacity handles heavier multitasking workloads
  • 5600 MHz speed accelerates data transfer for snappier response
  • CL40 latency keeps timing tight at high frequency
  • 262-pin SO-DIMM form factor fits standard laptop slots
  • 10 V operation matches DDR5 baseline for broad compatibility

A-Tech 8GB DDR5 5600 SODIMM

This 8GB DDR5 module runs at 5600MHz with CL40 latency and 1.10V operation. It is an unbuffered, non-ECC 262-pin SO-DIMM built as a direct replacement for Hynix HMCG66AGBSA, HMCG66AGBSA092N and HMCG66AGBSA095N. The stick targets laptop, notebook and all-in-one owners who need a single-slot capacity boost.

Thermals noise and power

DDR5 at 1.10V draws less power per gigabyte than previous generations, helping battery life in mobile systems. Without a heat spreader the module relies on the laptop's internal airflow, so temperatures stay tied to the chassis design. Silent operation is assured because there are no moving parts on the memory itself.

Build quality and daily use

The bare green PCB fits standard 262-pin SO-DIMM slots with no extra height clearance needed. A single 8GB rank (1Rx16) keeps the electrical load light for the memory controller. Buyers who need more than 8GB total capacity or dual-channel bandwidth from a pair of modules should look elsewhere.

How it compares

Measured against everything we stock in Laptop RAM, at today’s prices. Recalculated every night.

Price $99.99
Pricier than about 61% of the 2,079 comparable items (median $70.99).
Total capacity 8 GB
Lower than about 60% of the 1,886 comparable items (median 16 GB).
Price per GB $12.50 per GB
Pricier than about 90% of the 1,886 comparable items (median $5.94 per GB).

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Specifications

Product
Brand nameA-Tech
Product lineCompatible Replacement for Hynix
Model nameHMCG66AGBSA, HMCG66AGBSA092N, HMCG66AGBSA095N
Total capacity8 GB
Product type262-Pin DDR5 SO-DIMM
Performance
Rated speedDDR5 5600 (PC5 44800)
Memory
CAS latencyCL40
ECC supportNo
Buffer typeUnbuffered
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Recommended forCompatible Replacement for Hynix HMCG66AGBSA, HMCG66AGBSA092N, HMCG66AGBSA095N

Questions about this item

How do I install the 262-Pin DDR5 SODIMM, and what step do people often miss?

Align the notch on the module with the slot key, press firmly until the side clips click, and verify the laptop recognises the full 8GB in BIOS before closing the case.

Will this 1.1V DDR5 module need any firmware update or component replacement later?

No firmware or component replacement is required; the module runs at standard 1.10V and is validated for the lifetime of the laptop.

What limit appears first during sustained loads on this CL40 5600MHz stick?

The CL40 latency at 5600MHz sets the bandwidth ceiling before thermal throttling becomes a factor on this unbuffered SODIMM.

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