Crucial RAM CT4G4SFS824A 4GB DDR4 2400MHz CL17 Laptop Memory

£61.49 (as of 04/23/2026 15:51 PST - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

The Crucial RAM CT4G4SFS824A is a 4GB DDR4 2400MHz CL17 laptop memory module for compatible systems, helping improve responsiveness, app performance, and everyday multitasking with a simple SODIMM upgrade.

SKU: B019FRDKWI Category:

Quick Verdict

The Crucial RAM CT4G4SFS824A 4GB DDR4 Laptop Memory is a practical upgrade for compatible laptops that need better responsiveness, easier multitasking, and faster app performance.

What This Product Is Used For

The Crucial RAM CT4G4SFS824A 4GB DDR4 2400MHz CL17 Laptop Memory is a SODIMM memory module for compatible laptops. It is used to improve system responsiveness, help apps run faster, and make multitasking feel smoother during everyday computer use.

Compared with leaving an older laptop on a lower memory setup, adding compatible RAM can give the system more working space for apps and tasks. This module is a laptop SODIMM rather than desktop UDIMM memory, so it is made for compatible notebook systems.

Users choose it over simpler options because Crucial provides compatibility assurance when using the Crucial System Scanner or Crucial Advisor Tool.

Who This Product Is Best Suited To

This laptop memory is best suited to users who want to refresh a compatible laptop rather than replace the whole machine. It suits anyone who wants a straightforward memory upgrade for working, browsing, studying, running apps, and moving between everyday tasks with fewer slowdowns.

Key Benefits at a Glance

• 4GB capacity gives compatible laptops extra memory for everyday use

• DDR4 2400MHz performance supports better system responsiveness

• SODIMM form factor is designed for compatible laptop memory slots

• 260 pin design gives clear compatibility guidance

• Non ECC memory suits standard compatible laptop systems

• 1.2V operation supports modern DDR4 laptop memory requirements

• Easy installation helps reduce upgrade worry

• Crucial compatibility tools make the buying decision simpler and safer

Pros and Cons

Pros

• Helps compatible laptops feel more responsive during everyday tasks

• SODIMM laptop format avoids the mistake of choosing desktop memory

• Crucial component and module level testing adds useful reliability reassurance

Cons

• 4GB capacity is modest for heavier modern workloads

• Compatibility should be checked before purchase using the appropriate Crucial tool or system guidance

Real World Performance and Day to Day Use

In real world use, the Crucial RAM CT4G4SFS824A 4GB DDR4 Laptop Memory is designed to help improve system responsiveness, run apps faster, and make multitasking easier on compatible laptops. The 2400MHz DDR4 speed and CL17 rating give buyers clear performance details before upgrading.

The SODIMM form factor, 260 pin design, 1.2V voltage, and Non ECC specification help remove the main compatibility concerns. Installation is described as easy, with no computer skills required, which helps reduce hesitation for users who have never fitted laptop memory before.

Crucial also highlights compatibility assurance when using the Crucial System Scanner or Crucial Advisor Tool, which helps buyers avoid the regret of ordering the wrong module.

Choose this if your compatible laptop needs a simple DDR4 SODIMM memory upgrade.

Skip this if your laptop does not support DDR4 260 pin SODIMM memory or if you need a larger capacity upgrade for demanding workloads.

Why We Like This Product

The YPC.co.uk Team likes this because it offers a straightforward way to improve a compatible laptop without replacing the whole computer. It helps buyers avoid the common mistake of choosing desktop RAM for a laptop, while also reducing regret by giving clear details such as SODIMM, 260 pin, Non ECC, 1.2V, and PC4 19200.

Comparisons With Similar Systems

Compared with desktop DDR4 RAM

Better when

You are upgrading a compatible laptop that requires SODIMM memory

Alternative better when

You are upgrading a desktop PC that uses UDIMM memory

Compared with 8GB laptop DDR4 RAM

Better when

You only need a basic compatible upgrade for lighter everyday tasks

Alternative better when

You want stronger multitasking headroom for heavier app use

Alternatives Worth Considering

8GB DDR4 laptop SODIMM memory

16GB DDR4 laptop SODIMM memory

DDR4 desktop UDIMM memory

DDR5 laptop memory

Higher speed DDR4 laptop memory

Tips for Getting the Best Performance

Use the Crucial System Scanner or Crucial Advisor Tool before buying to confirm compatibility.

Check that your laptop supports DDR4 SODIMM memory.

Confirm the required pin count and voltage before installation.

Power off the laptop fully before fitting the memory module.

Handle the module carefully by the edges during installation.

Make sure the module is seated firmly in the laptop memory slot.

Full Technical Specification

Brand

Crucial

Model

CT4G4SFS824A

Product type

Laptop memory

Capacity

4GB

Memory type

DDR4

Speed

2400MHz

CAS latency

CL17

ECC type

Non ECC

Form factor

SODIMM

Pin count

260 pin

PC speed

PC4 19200

Voltage

1.2V

Rank and configuration

1Rx8

Compatibility support

Crucial System Scanner or Crucial Advisor Tool

Quality support

Micron component and module level testing

Use case

System responsiveness, faster app performance, and multitasking

Buyer’s Guide

Buy this if you want easier laptop multitasking from a compatible DDR4 SODIMM upgrade

Do not buy this if you need stronger capacity for heavier workloads or simpler desktop memory

Frequently Asked Questions

Is the Crucial RAM CT4G4SFS824A for laptops?

Crucial RAM CT4G4SFS824A is laptop memory using the SODIMM form factor.

What capacity does this Crucial laptop memory provide?

Crucial RAM CT4G4SFS824A provides 4GB of DDR4 laptop memory.

What speed is this memory module?

This Crucial laptop memory runs at 2400MHz.

What is the CAS latency of this RAM?

Crucial RAM CT4G4SFS824A has a CL17 CAS latency rating.

Is this memory Non ECC?

This laptop memory is listed as Non ECC.

How many pins does this Crucial memory module have?

This Crucial DDR4 laptop memory has a 260 pin SODIMM design.

What voltage does this laptop RAM use?

Crucial RAM CT4G4SFS824A uses 1.2V.

Can this RAM improve laptop responsiveness?

This laptop memory is designed to improve system responsiveness, help apps run faster, and support easier multitasking on compatible systems.

How should I check compatibility before buying?

Crucial recommends using the Crucial System Scanner or Crucial Advisor Tool for compatibility assurance.

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