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Page Ref Code: D136950

Lenovo ThinkPad E490s Laptop Compatible RAM/Memory

Lenovo ThinkPad E490s
Wrong device? View all Lenovo Laptops, View the full ThinkPad E Series or Find your Device
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Device Specifications
Maximum Memory 32GB
Maximum Memory Per Slot 16GB
Number Of Memory Sockets 2
Device Specifications
Make & Model: Lenovo ThinkPad E490s
Device Type: Laptop
Memory RAM Type SODIMM
Error Check Non-ECC
Memory Speed 2666MT/s (PC4-21300)
2400MT/s (PC4-19200)
Number Of Memory Sockets 2
Maximum Memory 32GB
Maximum Memory Per Slot 16GB
Memory Form Factor DDR4
Memory Voltage 1.2v
Lenovo Support: http://support.lenovo.com/en_GB/

2666MT/s DDR4 Non-ECC Memory

16GB Non ECC
Capacity: 16GB DDR4 Non-ECC SODIMM
Memory Speed: 2666MT/s
Capacity: 16GB DDR4 Non-ECC SODIMM
Capacity: 16GB DDR4 Non-ECC SODIMM
Capacity: 16GB DDR4 Non-ECC SODIMM
Capacity: 16GB DDR4 Non-ECC SODIMM
Memory Speed: 2666MT/s
5 Read Reviews (30)
  • Capacity: 16GB DDR4 Non-ECC SODIMM
  • Module Type: SODIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MT/s (PC4-21300)
  • CAS Latency (CL): CL19
  • DRAM Specifics: 8Gbit, 2R (Dual Rank), x8
  • Brand: OEM / Originals
  • Warranty: Lifetime
£35.71 (inc. VAT) £29.76 (ex. VAT)
Includes Free Delivery To UK
Want it despatched Friday 27th? Order within 3days 19hrs 37mins
Add to Basket
In Stock
Free UK Delivery View Delivery Options & International Rates
Want it despatched Friday 27th? Order within 3days 19hrs 37mins
8GB Non ECC
Capacity: 8GB DDR4 Non-ECC SODIMM
Memory Speed: 2666MT/s
Capacity: 8GB DDR4 Non-ECC SODIMM
Capacity: 8GB DDR4 Non-ECC SODIMM
Capacity: 8GB DDR4 Non-ECC SODIMM
Capacity: 8GB DDR4 Non-ECC SODIMM
Memory Speed: 2666MT/s
5 Read Reviews (67)
  • Capacity: 8GB DDR4 Non-ECC SODIMM
  • Module Type: SODIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MT/s (PC4-21300)
  • CAS Latency (CL): CL19
  • DRAM Specifics: 8Gbit, 1R (Single Rank), x8
  • Brand: OEM / Originals
  • Warranty: Lifetime
£22.73 (inc. VAT) £18.94 (ex. VAT)
Includes Free Delivery To UK
Want it despatched Friday 27th? Order within 3days 19hrs 37mins
Add to Basket
In Stock
Free UK Delivery View Delivery Options & International Rates
Want it despatched Friday 27th? Order within 3days 19hrs 37mins
4GB Non ECC
Capacity: 4GB DDR4 Non-ECC SODIMM
Memory Speed: 2666MT/s
Capacity: 4GB DDR4 Non-ECC SODIMM
Capacity: 4GB DDR4 Non-ECC SODIMM
Capacity: 4GB DDR4 Non-ECC SODIMM
Capacity: 4GB DDR4 Non-ECC SODIMM
Memory Speed: 2666MT/s
5 Read Reviews (4)
  • Capacity: 4GB DDR4 Non-ECC SODIMM
  • Module Type: SODIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MT/s (PC4-21300)
  • CAS Latency (CL): CL19
  • DRAM Specifics: 8Gbit, 1R (Single Rank), x16
  • Brand: OEM / Originals
  • Warranty: Lifetime
£20.98 (inc. VAT) £17.48 (ex. VAT)
Includes Free Delivery To UK
Want it despatched Friday 27th? Order within 3days 19hrs 37mins
Add to Basket
In Stock
Free UK Delivery View Delivery Options & International Rates
Want it despatched Friday 27th? Order within 3days 19hrs 37mins

2400MT/s DDR4 Non-ECC RAM Memory

16GB Non ECC (2Rx8)
Capacity: 16GB DDR4 Non-ECC SODIMM
Memory Speed: 2400MT/s
Capacity: 16GB DDR4 Non-ECC SODIMM
Capacity: 16GB DDR4 Non-ECC SODIMM
Capacity: 16GB DDR4 Non-ECC SODIMM
Capacity: 16GB DDR4 Non-ECC SODIMM
Memory Speed: 2400MT/s
5 Read Reviews (26)
  • Capacity: 16GB DDR4 Non-ECC SODIMM
  • Module Type: SODIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2400MT/s (PC4-19200)
  • CAS Latency (CL): CL17
  • DRAM Specifics: 8Gbit, 2R (Dual Rank), x8
  • Brand: OEM / Originals
  • Warranty: Lifetime
£35.71 (inc. VAT) £29.76 (ex. VAT)
Includes Free Delivery To UK
View Details
Available To Order (Est. 3-5 Day Delivery To UK)
Free UK Delivery View Delivery Options & International Rates
8GB Non ECC (1Rx8)
Capacity: 8GB DDR4 Non-ECC SODIMM
Memory Speed: 2400MT/s
Capacity: 8GB DDR4 Non-ECC SODIMM
Capacity: 8GB DDR4 Non-ECC SODIMM
Capacity: 8GB DDR4 Non-ECC SODIMM
Capacity: 8GB DDR4 Non-ECC SODIMM
Memory Speed: 2400MT/s
5 Read Reviews (84)
  • Capacity: 8GB DDR4 Non-ECC SODIMM
  • Module Type: SODIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2400MT/s (PC4-19200)
  • CAS Latency (CL): CL17
  • DRAM Specifics: 8Gbit, 1R (Single Rank), x8
  • Brand: OEM / Originals
  • Warranty: Lifetime
£22.73 (inc. VAT) £18.94 (ex. VAT)
Includes Free Delivery To UK
Available To Order (Est. 3-5 Day Delivery To UK)
Add to Basket
Available To Order (Est. 3-5 Day Delivery To UK)
Free UK Delivery View Delivery Options & International Rates
4GB Non ECC (1Rx16)
Capacity: 4GB DDR4 Non-ECC SODIMM
Memory Speed: 2400MT/s
Capacity: 4GB DDR4 Non-ECC SODIMM
Capacity: 4GB DDR4 Non-ECC SODIMM
Capacity: 4GB DDR4 Non-ECC SODIMM
Capacity: 4GB DDR4 Non-ECC SODIMM
Memory Speed: 2400MT/s
5 Read Reviews (14)
  • Capacity: 4GB DDR4 Non-ECC SODIMM
  • Module Type: SODIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2400MT/s (PC4-19200)
  • CAS Latency (CL): CL17
  • DRAM Specifics: 8Gbit, 1R (Single Rank), x16
  • Brand: OEM / Originals
  • Warranty: Lifetime
£20.98 (inc. VAT) £17.48 (ex. VAT)
Includes Free Delivery To UK
Want it despatched Friday 27th? Order within 3days 19hrs 37mins
Add to Basket
In Stock
Free UK Delivery View Delivery Options & International Rates
Want it despatched Friday 27th? Order within 3days 19hrs 37mins
Lenovo ThinkPad E490s

Compatible RAM/Memory upgrades for the Lenovo ThinkPad E490s Laptop.

Your Lenovo ThinkPad E490s uses DDR4 SODIMM memory modules and is compatible with memory capacities of 4GB to 16GB per slot.

We supply Memory & RAM for your Lenovo ThinkPad E490s from some of the worlds leading chip brands and manufacturers that include; Samsung, SK-hynix, Micron, Crucial, Kingston + more!

Your Lenovo ThinkPad E490s is compatible with all the memory speeds and frequencies listed on this page which include 2666MT/s (PC4-21300) and 2400MT/s (PC4-19200). Higher frequency memory will clock down in speed depedent on your CPU model.

RAM/Memory Upgrade & Installation Notes.

- Higher frequency memory (measured in MT/s) will clock down to run at optimal speed within your Lenovo ThinkPad E490s Laptop depending on processor model and number of modules installed.

- Please note Mhz is always half of MT/s. MT/s is the abbreviation for megatransfers / million transfers per second and is the more effective way to measure DDR4 memory frequency.

- Install identical modules for best performance. For example if your model has 2 slots, purchase 2 modules for best performance and Dual-Channel mode.

- Can i mix the memory capacity per slot in my Lenovo ThinkPad E490s Laptop? Yes. This is a commonly asked question and you can mix capacities but best performance comes from installing indentical DDR4 modules.

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Delivery Costs

 

MemoryCow despatch times:

 

Day/Time Of Order Same Day Despatch Expected Despatch Date
Monday-Friday (Up to 4pm) Yes. Same day.
Monday-Friday (After 4pm) No Next working day. If ordered after 4pm on a Friday the despatch date will be the following Monday (excluding public holidays).
Saturday-Sunday N/A The following Monday excluding public holidays.

United Kingdom (Inc Channel Islands);

Next Working Day By 1pm (Royal Mail Guaranteed Next Working) - £7.99.

Tracked24 (Royal Mail Estimated Next Working Day) - £4.99.

Economy (Royal Mail Estimated 3-5 working days) - £FREE.

Express Courier (DPD/DHL/TNT/UPS) - £7.99.

Our Customer Reviews
It works well, cheap for such high capacity. Thanks  
ekomi customer feedback
on 2022-12-08
Great service and great product. I will definitely use you again and tell my friends.  
ekomi customer feedback
on 2022-12-07
Great service and my order came earlier than was expected. The best part was when I went to the checkout it gave me the option to type in what my device was then they did a check to make sure it was compatible with my order! Nice Touch!!  
ekomi customer feedback
on 2022-12-06
I was very satisfied from start to finish. You kept me updated regarding my order all the way through the process  
ekomi customer feedback
on 2022-12-05
Excellent service  
ekomi customer feedback
on 2022-12-04
Good product at the right price.  
ekomi customer feedback
on 2022-12-02
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