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Dell XPS L421X Laptop Recommended RAM/Memory/SSDs

Dell XPS L421X
Wrong device? View all Dell Laptops, View the full XPS L Series or Find your Device

All the following Kingston RAM/Memory & SSDs are guaranteed compatible with your Dell XPS L421X Laptop. Free delivery & Free returns when you buy direct from KingstonMemoryShop.

Guaranteed Compatible - 100% Moneyback Guarantee
Filters
Device Specifications
Maximum Memory 8GB
Maximum Memory Per Slot 8GB
Number Of Memory Sockets 1
Device Specifications
Make & Model: Dell XPS L421X
Device Type: Laptop
Memory RAM Type SODIMM
Error Check Non-ECC
Memory Speed 1600MT/s (PC3-12800)
Number Of Memory Sockets 1
Maximum Memory 8GB
Maximum Memory Per Slot 8GB
Memory Form Factor DDR3
Memory Voltage 1.35v
SSD Form Factor 2.5" (SATA)
mSATA
SSD Interface SATA 3.0 (6Gb/s)

1600MT/s DDR3L Non-ECC RAM Memory

Capacity: 8GB DDR3 Non-ECC SODIMM 8GB Non ECC
Capacity: 8GB DDR3 Non-ECC SODIMM
Capacity: 8GB DDR3 Non-ECC SODIMM
KCP3L16SD8/8
Memory Speed: 1600MT/s
Read Reviews (31)
  • Capacity: 8GB DDR3 Non-ECC SODIMM
  • Module Type: SODIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR3 1.35v
  • Memory Speed: 1600MT/s (PC3-12800)
  • CAS Latency (CL): CL11
  • DRAM Specifics: , 2R (Dual Rank), x8
  • Brand: Kingston
  • Warranty: Lifetime
100% Moneyback Guarantee Compatible Dell XPS L421X Laptop Upgrade
£47.97 (inc. VAT) £39.98 (ex. VAT)
Includes Free Delivery To UK
In Stock
Free UK Delivery View Delivery Options & International Rates
Want it despatched tomorrow? Order within 1day 2hrs 36mins
Capacity: 4GB DDR3 Non-ECC SODIMM 4GB Non ECC
Capacity: 4GB DDR3 Non-ECC SODIMM
Capacity: 4GB DDR3 Non-ECC SODIMM
KCP3L16SS8/4
Memory Speed: 1600MT/s
Read Reviews (15)
  • Capacity: 4GB DDR3 Non-ECC SODIMM
  • Module Type: SODIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR3 1.35v
  • Memory Speed: 1600MT/s (PC3-12800)
  • CAS Latency (CL): CL11
  • DRAM Specifics: , 1R (Single Rank), x8
  • Brand: Kingston
  • Warranty: Lifetime
100% Moneyback Guarantee Compatible Dell XPS L421X Laptop Upgrade
£26.90 (inc. VAT) £22.42 (ex. VAT)
Includes Free Delivery To UK
In Stock For 2 Business Day Delivery*
Free UK Delivery View Delivery Options & International Rates

Compatible Kingston A400 2.5" SATA SSDs

960GB Kingston A400 2.5" (SATA) SATA 3.0 (6Gb/s) SSD 960GB - Inc Cloning Software
960GB Kingston A400 2.5" (SATA) SATA 3.0 (6Gb/s) SSD
SA400S37/960G
Read Reviews (7)
  • 960GB Kingston A400 2.5" (SATA) SATA 3.0 (6Gb/s) SSD
  • Capacity: 960GB
  • Read Speed: Up To 500MB/s
  • Write Speed: Up To 450MB/s
  • SSD Type: 2.5" (SATA)
  • Easy Installation
  • Warranty: 3 Years
100% Moneyback Guarantee Compatible Dell XPS L421X Laptop Upgrade
£59.31 (inc. VAT) £49.43 (ex. VAT)
Includes Free Delivery To UK
In Stock
Free UK Delivery View Delivery Options & International Rates
Want it despatched tomorrow? Order within 1day 2hrs 36mins
480GB Kingston A400 2.5" (SATA) SATA 3.0 (6Gb/s) SSD 480GB - Inc Cloning Software
480GB Kingston A400 2.5" (SATA) SATA 3.0 (6Gb/s) SSD
SA400S37/480G
Read Reviews (9)
  • 480GB Kingston A400 2.5" (SATA) SATA 3.0 (6Gb/s) SSD
  • Capacity: 480GB
  • Read Speed: Up To 500MB/s
  • Write Speed: Up To 450MB/s
  • SSD Type: 2.5" (SATA)
  • Easy Installation
  • Warranty: 3 Years
100% Moneyback Guarantee Compatible Dell XPS L421X Laptop Upgrade
£39.34 (inc. VAT) £32.78 (ex. VAT)
Includes Free Delivery To UK
In Stock
Free UK Delivery View Delivery Options & International Rates
Want it despatched tomorrow? Order within 1day 2hrs 36mins
240GB Kingston A400 2.5" (SATA) SATA 3.0 (6Gb/s) SSD 240GB - Inc Cloning Software
240GB Kingston A400 2.5" (SATA) SATA 3.0 (6Gb/s) SSD
SA400S37/240G
Read Reviews (9)
  • 240GB Kingston A400 2.5" (SATA) SATA 3.0 (6Gb/s) SSD
  • Capacity: 240GB
  • Read Speed: Up To 500MB/s
  • Write Speed: Up To 350MB/s
  • SSD Type: 2.5" (SATA)
  • Easy Installation
  • Warranty: 3 Years
100% Moneyback Guarantee Compatible Dell XPS L421X Laptop Upgrade
£29.18 (inc. VAT) £24.32 (ex. VAT)
Includes Free Delivery To UK
In Stock
Free UK Delivery View Delivery Options & International Rates
Want it despatched tomorrow? Order within 1day 2hrs 36mins

Compatible Kingston KC600 2.5" SATA SSDs

2.0TB (2000GB) Kingston KC600 2.5" (SATA) SATA 3.0 (6Gb/s) SSD 2TB Inc Cloning Software
2.0TB (2000GB) Kingston KC600 2.5" (SATA) SATA 3.0 (6Gb/s) SSD
SKC600/2048G
  • 2.0TB (2000GB) Kingston KC600 2.5" (SATA) SATA 3.0 (6Gb/s) SSD
  • Capacity: 2.0TB (2000GB)
  • Read Speed: Up To 550MB/s
  • Write Speed: Up To 520MB/s
  • SSD Type: 2.5" (SATA)
  • Easy Installation
  • Warranty: 5 Years
100% Moneyback Guarantee Compatible Dell XPS L421X Laptop Upgrade
£201.60 (inc. VAT) £168.00 (ex. VAT)
Includes Free Delivery To UK
In Stock For Next Business Day Delivery - Order By 4.30pm*
Free UK Delivery View Delivery Options & International Rates
Want it despatched tomorrow? Order within 1day 2hrs 36mins
1.0TB (1000GB) Kingston KC600 2.5" (SATA) SATA 3.0 (6Gb/s) SSD 1TB - Inc Cloning Software
1.0TB (1000GB) Kingston KC600 2.5" (SATA) SATA 3.0 (6Gb/s) SSD
SKC600/1024G
Read Review (1)
  • 1.0TB (1000GB) Kingston KC600 2.5" (SATA) SATA 3.0 (6Gb/s) SSD
  • Capacity: 1.0TB (1000GB)
  • Read Speed: Up To 550MB/s
  • Write Speed: Up To 520MB/s
  • SSD Type: 2.5" (SATA)
  • Easy Installation
  • Warranty: 5 Years
100% Moneyback Guarantee Compatible Dell XPS L421X Laptop Upgrade
£109.90 (inc. VAT) £91.58 (ex. VAT)
Includes Free Delivery To UK
In Stock
Free UK Delivery View Delivery Options & International Rates
Want it despatched tomorrow? Order within 1day 2hrs 36mins
512GB Kingston KC600 2.5" (SATA) SATA 3.0 (6Gb/s) SSD 512GB - Inc Cloning Software
512GB Kingston KC600 2.5" (SATA) SATA 3.0 (6Gb/s) SSD
SKC600/512G
Read Reviews (2)
  • 512GB Kingston KC600 2.5" (SATA) SATA 3.0 (6Gb/s) SSD
  • Capacity: 512GB
  • Read Speed: Up To 550MB/s
  • Write Speed: Up To 520MB/s
  • SSD Type: 2.5" (SATA)
  • Easy Installation
  • Warranty: 5 Years
100% Moneyback Guarantee Compatible Dell XPS L421X Laptop Upgrade
£64.07 (inc. VAT) £53.39 (ex. VAT)
Includes Free Delivery To UK
In Stock
Free UK Delivery View Delivery Options & International Rates
Want it despatched tomorrow? Order within 1day 2hrs 36mins
256GB Kingston KC600 2.5" (SATA) SATA 3.0 (6Gb/s) SSD 256GB - Inc Cloning Software
256GB Kingston KC600 2.5" (SATA) SATA 3.0 (6Gb/s) SSD
SKC600/256G
Read Reviews (2)
  • 256GB Kingston KC600 2.5" (SATA) SATA 3.0 (6Gb/s) SSD
  • Capacity: 256GB
  • Read Speed: Up To 550MB/s
  • Write Speed: Up To 500MB/s
  • SSD Type: 2.5" (SATA)
  • Easy Installation
  • Warranty: 5 Years
100% Moneyback Guarantee Compatible Dell XPS L421X Laptop Upgrade
£35.44 (inc. VAT) £29.53 (ex. VAT)
Includes Free Delivery To UK
In Stock
Free UK Delivery View Delivery Options & International Rates
Want it despatched tomorrow? Order within 1day 2hrs 36mins

Compatible Kingston KC600 mSATA SSDs

1.0TB (1000GB) Kingston KC600 mSATA SATA 3.0 (6Gb/s) SSD 1TB - Inc Cloning Software
1.0TB (1000GB) Kingston KC600 mSATA SATA 3.0 (6Gb/s) SSD
SKC600MS/1024G
Read Reviews (2)
  • 1.0TB (1000GB) Kingston KC600 mSATA SATA 3.0 (6Gb/s) SSD
  • Capacity: 1.0TB (1000GB)
  • Read Speed: Up To 550MB/s
  • Write Speed: Up To 520MB/s
  • SSD Type: mSATA
  • Easy Installation
  • Warranty: 5 Years
100% Moneyback Guarantee Compatible Dell XPS L421X Laptop Upgrade
£109.90 (inc. VAT) £91.58 (ex. VAT)
Includes Free Delivery To UK
In Stock For Next Business Day Delivery - Order By 4.30pm*
Free UK Delivery View Delivery Options & International Rates
Want it despatched tomorrow? Order within 1day 2hrs 36mins
512GB Kingston KC600 mSATA SATA 3.0 (6Gb/s) SSD 512GB - Inc Cloning Software
512GB Kingston KC600 mSATA SATA 3.0 (6Gb/s) SSD
SKC600MS/512G
  • 512GB Kingston KC600 mSATA SATA 3.0 (6Gb/s) SSD
  • Capacity: 512GB
  • Read Speed: Up To 550MB/s
  • Write Speed: Up To 520MB/s
  • SSD Type: mSATA
  • Easy Installation
  • Warranty: 5 Years
100% Moneyback Guarantee Compatible Dell XPS L421X Laptop Upgrade
£64.07 (inc. VAT) £53.39 (ex. VAT)
Includes Free Delivery To UK
In Stock For 2 Business Day Delivery*
Free UK Delivery View Delivery Options & International Rates
256GB Kingston KC600 mSATA SATA 3.0 (6Gb/s) SSD 256GB - Inc Cloning Software
256GB Kingston KC600 mSATA SATA 3.0 (6Gb/s) SSD
SKC600MS/256G
Read Reviews (2)
  • 256GB Kingston KC600 mSATA SATA 3.0 (6Gb/s) SSD
  • Capacity: 256GB
  • Read Speed: Up To 550MB/s
  • Write Speed: Up To 500MB/s
  • SSD Type: mSATA
  • Easy Installation
  • Warranty: 5 Years
100% Moneyback Guarantee Compatible Dell XPS L421X Laptop Upgrade
£35.44 (inc. VAT) £29.53 (ex. VAT)
Includes Free Delivery To UK
In Stock For 2 Business Day Delivery*
Free UK Delivery View Delivery Options & International Rates
Dell XPS L421X

Kingston recommended & compatible Dell XPS L421X RAM/Memory upgrades.

Upgrade your Dell XPS L421X Laptop memory with Kingston. Backed by a lifetime warranty Kingston memory is an excellent choice if you are looking to upgrade, add more memory or build a system from the ground up. Kingston test and qualify all their matched upgrades (listed on this page) extensively meaning guaranteed compatibility when matched with your Dell XPS L421X Laptop.

Your Dell XPS L421X is compatible with 4GB and 8GB modules per slot. The choice is yours, but adding in the highest capacity module per slot will give you the best performance. Your system can accept memory frequencies of 1600MT/s (PC3-12800) to 1600MT/s (PC3-12800) but please note faster memory will clock down dependent on your Dell XPS L421X's CPU model.

Your Dell XPS L421X uses DDR3 SODIMM's only.

DRAM Upgrade/Installation Notes.

- This system is compatible with more than one memory frequency 1600MT/s (PC3-12800).

- Higher frequency memory (measured in MT/s) will clock down to run at optimal speed within your Dell XPS L421X Laptop depending on processor model and number of modules installed.

- Install identical modules for best performance.

Kingston compatible SSDs for the Dell XPS L421X Laptop.

Replace or upgrade your current SSD/HDD on your Dell XPS L421X Laptop with a Kingston 2.5" (SATA) or mSATA SSD. Get the speed you need and the reliability you need with a Kingston SSD [Solid State Drive].

SSD types for the Dell XPS L421X Laptop.

Please note that your Dell XPS L421X Laptop uses more than one SSD type so please check before ordering which it is that you need to upgrade. Your Dell XPS L421X Laptop uses 2.5" (SATA) and mSATA which have different storage interfaces of SATA 3.0 (6Gb/s).

What are the benefits of upgrading your Dell XPS L421X Laptop with a Kingston SSD.

- Warranty: Lifetime to 3 Years.
- SSD types available: 2.5" (SATA) and mSATA.
- Storage interfaces available: SATA 3.0 (6Gb/s) 
- Capacities available: Maximum 2.0TB (2000GB) to 240GB.
- Models available: Kingston A400, KC600 and KCP.
- Boost performance. This will include; quicker boot times, quicker program load times, quicker power down times and much more! Overall a better Dell XPS L421X computing experience.

Dell XPS L421X compatibility.

If you have any questions regards compatibility / upgrade of Kingston memory and storage products with the Dell XPS L421X Laptop please contact us.

About KingstonMemoryShop.

KingstonMemoryShop is a UK based, independent reseller of Kingston memory and storage products offering an unrivalled knowledgable service of the sale of Kingston products. We ship all products from the UK.

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Delivery Costs

 

KingstonMemoryShop 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
Easy ordering, quick delivery  
ekomi customer feedback
on 2022-12-09
Great service, would use again  
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on 2022-12-06
Tried to find the guide to identifying the type of RAM I required for my PC. Couldn't find it, but used the "Chat" facility, and it was very helpful in providing the part no I required. I ordered it and fitted the other day. All is well.  
ekomi customer feedback
on 2022-12-05
Works perfectly in the J10. Thank you Kingston.  
ekomi customer feedback
on 2022-12-02
Very good communication love the way they check for compatibility with the device the memory is going in to reduce returnees and gives me price of mind that I have ordered the right one  
ekomi customer feedback
on 2022-11-30
Fast, efficient service. I raised a query about pricing and this was dealt with quickly. Happy buyer!  
ekomi customer feedback
on 2022-11-29
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