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Two green 260-pin DDR4 SO-DIMM sticks with black chips

Micron

Micron 64GB (2x32GB) DDR4 2666MHz PC4-21300 laptop RAM

SKU CH-R6TD-NGVTB

Two 32 GB DDR4 SO-DIMM modules running at 2666 MHz deliver 64 GB total capacity for faster application loading and multitasking at 1.2 V

  • Capacity64GB (2 x 32GB)
  • Type260-Pin DDR4 SO-DIMM
  • 64 GB capacity lets you run heavy workloads and multitask without swapping
  • DDR4 at 2666 MHz delivers faster application loading and responsive performance
  • Dual 32 GB modules enable dual-channel bandwidth for smoother multitasking
  • 2 V operation cuts power draw by up to 40 % for cooler, efficient running
  • 260-pin SO-DIMM form factor fits compatible laptop memory slots

64 GB DDR4 laptop memory kit

This Micron kit supplies 64 GB as two 32 GB DDR4 SO-DIMM modules rated at 2666 MHz PC4-21300. It is built for notebooks that accept 260-pin registered DDR4 memory and need a high-capacity upgrade.

Best for compatible Predator Helios 300 models

The kit is validated for PH317-53-77HB, PH317-53-77X3, PH317-53-71D6, PH317-53-79KB and PH317-53-7777. Buyers with laptops that only support unbuffered SODIMMs or a different DDR generation should look elsewhere.

Registered 260-pin DDR4 form factor

These modules use a registered RDIMM design rather than the unbuffered SODIMMs found in most consumer notebooks. Confirm the motherboard accepts registered memory before purchasing.

Highlights

  • 64 GB capacity lets you run heavy workloads and multitask without swapping
  • DDR4 at 2666 MHz delivers faster application loading and responsive performance
  • Dual 32 GB modules enable dual-channel bandwidth for smoother multitasking
  • 2 V operation cuts power draw by up to 40 % for cooler, efficient running
  • 260-pin SO-DIMM form factor fits compatible laptop memory slots

Specifications

Capacity64GB (2 x 32GB)
Type260-Pin DDR4 SO-DIMM

Questions about this item

How do I install these 260-pin DDR4 SO-DIMM modules in my Predator Helios 300, and which step causes the most issues?

Power off, unplug the battery, open the memory door, align the notch on each 260-pin stick with the slot key, press firmly until both side clips click — the step most often missed is fully seating both ends so the clips engage automatically.

What maintenance or replacement will this 64GB DDR4 kit need over time?

No scheduled maintenance is required; the modules are solid-state. Replace only if a stick fails or if a future platform change demands a different form factor or speed.

What limit appears first when this registered DDR4 2666MHz kit runs sustained workloads?

The 2666MHz data rate and registered architecture set the bandwidth ceiling; sustained heavy loads will hit that throughput limit before thermal or voltage constraints become significant.

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