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Crucial 32GB DDR5 RAM Kit (2x16GB), 4800MHz CL40 Laptop Memory - Compatible with Intel 12th Gen and AMD Processors - CT2K16G48C40S5
Crucial

Crucial 32GB DDR5 RAM Kit (2x16GB) (CT2K16G48C40S5)

Bottom line: The Crucial 32GB DDR5 RAM Kit ($490.32 on Amazon as of 2026-10-06): 32GB total across 2x16GB SODIMMs fills both slots in most laptops; main trade-off: 4800MHz CL40 is DDR5 base speed, not enthusiast-tier frequency.

$490.32

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Buy on Amazon — $490.32 Compare to similar memory (ram)

By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For desktop and laptop memory upgrades, synthesises manufacturer specs and independent reviews rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ 32GB total across 2x16GB SODIMMs fills both slots in most laptops
  • ✓ 1.1V operating voltage cuts memory power draw versus DDR4 laptop kits
  • ✓ Intel XMP 3.0 and AMD EXPO profiles supported on the same module
  • ✓ Micron-built and tested at both component and module level

Cons

  • ✗ 4800MHz CL40 is DDR5 base speed, not enthusiast-tier frequency
  • ✗ CL40 latency is high in absolute terms compared to mature DDR5 bins
  • ✗ 1Rx8 single-rank config trails dual-rank kits in some bandwidth tests
  • ✗ 262-pin SODIMM only, so it will not fit desktop DIMM slots

Manufacturer description

Boosts System Performance: 32GB DDR5 RAM laptop memory kit (2x16GB) that operates at 4800MHz to improve multitasking and system responsiveness for smoother performance Accelerated gaming performance: Every millisecond gained in fast-paced gameplay counts—power through heavy workloads and benefit from versatile downclocking and higher frame rates Optimized DDR5 compatibility: Best for 12th Gen Intel Core and AMD Ryzen 7000 Series processors — Intel XMP 3.0 and AMD EXPO also supported on the same RAM module

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SpecPicks Verdict

SpecPicks scored Crucial 32GB DDR5 RAM Kit using a rating × review-volume × price-fit model applied to published specs and reviews across the memory (ram) category. Crucial's memory (ram) lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for memory (ram) of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Frequently Asked Questions

Will this Crucial 32GB kit work in my laptop?

It fits 262-pin DDR5 SODIMM slots and is optimized for 12th Gen Intel Core and AMD Ryzen 7000 Series systems. Confirm your laptop uses socketed SODIMM memory rather than soldered RAM, and check the manufacturer's supported capacity.

Is 4800MHz CL40 fast enough for gaming?

4800MHz is the DDR5 JEDEC baseline and is what most 12th Gen Intel laptops run natively. The kit supports downclocking for compatibility, and moving from 16GB to 32GB usually helps frame consistency more than a higher clock does.

Does this kit include two sticks or one?

It is a 2x16GB kit, so you receive two 16GB SODIMM modules for 32GB total. Installing both enables dual-channel operation, which is where DDR5's PC5-38400 bandwidth actually shows up.

Does it support XMP or EXPO overclocking profiles?

Yes. Intel XMP 3.0 and AMD EXPO are both supported on the same module, so one part covers either platform. Whether profiles are selectable depends on your laptop's BIOS, which often locks memory settings.

Is this ECC memory, and what warranty does it carry?

This is non-ECC memory in a 1Rx8 single-rank configuration, so it is not intended for ECC-required workstations or servers. Check the product listing for current warranty terms from Crucial.

Key Features

  • Boosts System Performance: 32GB DDR5 RAM laptop memory kit (2x16GB) that operates at 4800MHz to improve multitasking and system responsiveness for smoother performance
  • Accelerated gaming performance: Every millisecond gained in fast-paced gameplay counts—power through heavy workloads and benefit from versatile downclocking and higher frame rates
  • Optimized DDR5 compatibility: Best for 12th Gen Intel Core and AMD Ryzen 7000 Series processors — Intel XMP 3.0 and AMD EXPO also supported on the same RAM module
  • Trusted Micron Quality: Backed by 42 years of memory expertise, this DDR5 RAM is rigorously tested at both component and module levels, ensuring top performance and reliability
  • ECC type = non-ECC, form factor = SODIMM, pin count = 262-pin, PC speed = PC5-38400, voltage = 1.1V, rank and configuration = 1Rx8

Full Specifications

Size32GB Kit (2x16GB)
BrandCrucial
ColorBlack
ModelCT2K16G48C40S5
WarrantyLimited Lifetime Warranty
UnitCount2
ReleaseDate2022-02-22T00:00:01Z
ManufacturerCrucial
ItemPartNumberCT2K16G48C40S5
Full listing titleCrucial 32GB DDR5 RAM Kit (2x16GB), 4800MHz CL40 Laptop Memory - Compatible with Intel 12th Gen and AMD Processors - CT2K16G48C40S5

Ready to buy?

Crucial 32GB DDR5 RAM Kit (2x16GB), 4800MHz CL40 Laptop Memory - Compatible with Intel 12th Gen and AMD Processors - CT2K16G48C40S5 is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $490.32

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

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Crucial 32GB DDR5 RAM Kit (2x16GB), 4800MHz CL40 Laptop Memory - Compatible with Intel 12th Gen and AMD Processors - CT2K16G48C40S5
$490.32
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