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60,456 reviews

Lenovo ThinkPad W520 [Quad-Core 4 Slots] Compatible Memory / RAM Upgrades

100% Lenovo Compatible Upgrades from the UK's Leading Supplier of Memory & SSDs

Not your exact model? See all Lenovo ThinkPad or W Series models, or identify your model with our ScanMyPC App
Model Specifications 63,503 Lenovo Upgrades Supplied
Lenovo ThinkPad W520 [Quad-Core 4 Slots]
Make & Model: Lenovo ThinkPad W520 [Quad-Core 4 Slots]
: Please check this is correct.
Total Memory Slots:
4

This is the total number of Memory / RAM slots in your computer.

The number of "available" slots will depend on what is already installed.

To locate and check the number of empty slots please follow the installation guides and videos from the Support menu above.

The example below shows 4 empty desktop memory slots.


Where are the slots in my Laptop?
Maximum Memory:
32GB

This is the maximum total amount of Memory you can install in your computer.

This amount is usually divided by the number of slots to give the maximum per slot.

Below are two examples, they may not apply to your particular model.


Example 1

128GB Maximum with 4 Slots
Upgrade using 4 x 32GB modules

Example 2

32GB Maximum with 2 Slots
Upgrade using 2 x 16GB modules
Installed Memory: Instantly check how much Memory you currently have installed
Important Notes:

Mr Memory recommends you install modules in pairs for Dual-channel performance - View Dual-channel Memory Video.

The maximum supported Memory capacity depends on the CPU installed. Please check your computer manual and your CPU's Memory specifications.

Please note, some of the slots in this laptop maybe located under the keyboard making them harder to access. Please consult your manual for further information.

To get the best performance and speed from your ThinkPad, upgrade to the maximum memory.

We always send brand new matched modules, when you order 2 or more.

Help Me Choose
x2 -> Dual Channel Install modules in pairs for the best performance - Learn More
Laptop Memory Upgrades
Upgrading your Laptop's Memory with Mr Memory is so easy! Save time & money.
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FREE RETURNS

Up to 30-Day
Any Reason Returns
DDR3 PC3-10600 1333MHz 204-pin SODIMM
Product Specifications

Upgrade your computer with brand new DDR3 1333MHz memory - the quickest, easiest way to boost PC performance and speed! Adding extra memory is the most cost-effective way to make your operating system and applications run faster and smoother for peak performance.

Size Stock Price (Inc VAT) Quantity

Price shown is for a single memory module only, unless stated as a kit.

If not a kit, please change the quantity to order multiple matched branded modules.
8GB
 1 DAY
£25.20 each
£26.40
Save £1.20 Today
ADD TO BASKET
4GB
 IN STOCK
£18.00 each
£19.20
Save £1.20 Today
ADD TO BASKET
Benefits of Upgrading Installation Guides Returns & Refunds Delivery Options

Order by 4.30pm (UK time) for same day processing
(subject to stock, order verification and chosen delivery option)

Next Day Delivery Available - See all delivery options on the basket page.

Micron
Kingston
Samsung
Klevv
Integral
SK Hynix

Play our educational HD videos

WATCH 30+ VIDEOS
ScanMyPC - Mr Memory
Short video showing you how our Free Memory Scanner Tool will scan your Windows Computer.
Customer Care & Support
Short video explaining our Customer Care & Support practices at Mr Memory.
Our Expert Knowledge
Our Memory Experts know everything there is to know about Memory/RAM. Here is a bytesize look into our knowledge.
Memory Upgrade Benefits
Short video about why you should upgrade your Computer's Memory and some of the main benefits.
ECC Memory Explained
This short video will explain simply what ECC memory is and its main functions.
What Are SSDs?
This simple video will explain what SSDs are and the difference with them and Hard Disk Drives. It will also look at the benefits of using them.
How To Seat Memory Correctly
In this video we show you in a little more detail how to correctly seat the Memory (RAM) in your desktop or laptop computer.
How We Test Memory
This video shows our RAM Tester machine in action. All our memory is fully tested prior to Dispatch.
How To Install Memory In Your Desktop
See how easy it is to upgrade the Memory (RAM) in your Desktop Computer with our simple 2 minute guide.
How To Install Memory In Your Laptop
See how easy it is to upgrade the Memory (RAM) in your Laptop Computer with our simple 2 minute guide.
2.5" SSD Installation Guide - Desktop / Server
Learn how to install a new 2.5
2.5" SSD Installation Guide - Laptop / All-in-One
Learn how to install a new 2.5
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