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Green rectangular SO-DIMM memory module with gold edge connector and black chips

Ascendtech

Ascendtech HMCG66AGBSA092N 8GB DDR5 4800MHz SO-DIMM accessory

SKU CH-NTPW-753XB MPN HMCG66AGBSA092N

A DDR5 laptop module compatible with SK Hynix HMCG66AGBSA092N BA featuring 8 GB capacity, 4800 MHz speed, 262-pin SO-DIMM form factor, CL40 latency and 1.1 V operation

  • 8 GB DDR5 capacity for responsive multitasking
  • 4800 MHz DDR5 speed for fast data transfer
  • 1 V DDR5 voltage for efficient laptop power use
  • 262-pin SO-DIMM form factor fits compatible laptop slots
  • Non-ECC unbuffered DDR5 design for standard consumer systems

Ascendtech 8GB DDR5 4800MHz SO-DIMM

This 8GB DDR5 SO-DIMM module operates at 4800MHz with a PC5-38400 bus speed. It is built for laptops that require a 262-pin non-ECC unbuffered stick. The part number HMCG66AGBSA092N matches the SK Hynix reference for direct replacement.

Low-voltage 1.1V operation and CL40 latency

Running at 1.1V, the module draws minimal power and generates little heat inside a compact chassis. The CL40 timing and 1Rx16 rank configuration keep signal integrity stable during typical workloads without active cooling.

Replaces an 8GB DDR5 4800MHz stick

This unit restores original capacity and speed when the factory module fails or is missing. It does not increase total memory beyond 8GB, so buyers who want more storage should look elsewhere.

How it compares

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

Price $75.99
Pricier than about 88% of the 8,808 comparable items (median $16.99).

Specifications

No published specifications for this item yet.

Questions about this item

How do I install the 262-pin SO-DIMM into my laptop?

Power off the laptop and disconnect the battery. Open the memory compartment, align the notch on the module with the slot key, insert at an angle, then press down firmly until the side clips click into place. The step people miss is fully seating both clips.

What maintenance or replacement will this 8GB DDR5 module need later?

No routine maintenance is required for the memory itself. Keep the slot contacts clean and ensure the laptop cooling system works so the 1.1V module stays within thermal limits. Replacement is only needed if capacity becomes insufficient or a fault develops.

What limit appears first when the 4800MHz module runs under sustained load?

The primary limit is the laptop's thermal design. The module operates at 1.1V with CL40 latency, but prolonged heavy workloads can raise temperatures until the system throttles memory speed to protect components.

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