Skip to main content
Crucial 16GB DDR5 RAM, 4800MHz CL40 Laptop Memory, SODIMM 262-Pin Module, Compatible with 12th Gen Intel Core - CT16G48C40S5
Crucial

Crucial 16GB DDR5 RAM, 4800MHz CL40 Laptop Memory, SODIMM 262-Pin Module, Compatible with 12th Gen Intel Core - CT16G48C40S5

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

$249.99

As an Amazon Associate, SpecPicks earns from qualifying purchases.

*Price sourced from Amazon.com. Last updated 2026-08-18. Price and availability subject to change.

Bottom line: The Crucial 16GB DDR5 RAM, 4800MHz CL40 Laptop Memory, SODIMM 262-Pin Module, Compatible with 12th Gen Intel Core - CT16G48C40S5 is a niche pick — read recent reviews before buying in the memory (ram) category, priced around $249.99. Compare close alternatives before committing.

The Crucial 16GB DDR5 SODIMM (CT16G48C40S5) is a single 262-pin laptop memory module running at 4800MHz with CL40 timings, rated PC5-38400 and drawing just 1.1V. It is built for 12th Gen Intel Core and AMD Ryzen 7000 Series laptops, and it carries Intel XMP 3.0 and AMD EXPO support on the same module. If your notebook shipped with 8GB and you now juggle a browser full of tabs, a compiler, and a Discord call, this Crucial DDR5 upgrade is the cheapest way to stop hitting the swap file. The 1Rx8, non-ECC configuration is the standard single-rank layout most thin-and-light laptops expect, so…

SpecPicks Verdict

SpecPicks scored Crucial 16GB DDR5 RAM, 4800MHz CL40 Laptop Memory, SODIMM 262-Pin… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis 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. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

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 Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

  • ✓ Backed by Crucial's warranty and support channels
  • ✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

  • Boosts System Performance: 16GB DDR5 RAM laptop memory 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

BrandCrucial
Voltage1.1
RAM Size16 GB
Model NameCT16G56C46S5
Unit Count1 Count
Form FactorSO-DIMM
Memory Speed4800 MHz
Model NumberCT16G48C40S5
CompatibilityPC
Item Type NameDDR5 Laptop Memory
Number of Pins262
Mfr Part NumberCT16G48C40S5
Memory GenerationDDR5
Compatible DevicesLaptop
Data Transfer Rate4800 MHz
Memory Form FactorSODIMM
Additional FeaturesLightweight
Computer Memory Size16 GB
Warranty DescriptionLimited Lifetime Warranty
RAM Memory TechnologyDDR5

Ready to buy?

Crucial 16GB DDR5 RAM, 4800MHz CL40 Laptop Memory, SODIMM 262-Pin Module, Compatible with 12th Gen Intel Core - CT16G48C40S5 is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

View Current Price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-08-18. Price and availability subject to change.

Related Memory (RAM)

More guides & deep dives from the SpecPicks archive

Browse all articles & guides →

More reviews from the SpecPicks archive

Browse all reviews →

Earliest SpecPicks reviews

Browse full archive →