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Dell Latitude 3520 RAM & SSD Upgrade Guide (2026)

Dell Dell Latitude 3520 (2021) Specifications

The Dell Dell Latitude 3520 (2021) is a professional-grade business laptop for enterprise users. This guide covers RAM, SSD, charger compatibility, and upgrade paths for this model. For a comprehensive overview of all Dell upgradeable models, visit the Dell Laptop Upgrades hub.

ComponentSpecification
Processori5-1135G7 / i7-1165G7
RAMDDR4, 2 slots (upgradeable)
Max RAM32GB
StorageM.2 2280 NVMe PCIe Gen3, 1 slot
Charger65W Barrel
Ports1x USB-C 3.2, 2x USB 3.2, 1x HDMI, 1x RJ45
Display15.6″ FHD IPS
Weight1.79 kg (3.95 lbs)

Memory Upgrade Path

SO-DIMM laptop RAM module with gold contacts
SO-DIMM laptop RAM module with gold contacts

The Dell Latitude 3520 features 2 SO-DIMM slots for DDR4 RAM, allowing upgrades up to 32GB. Both slots are user-accessible, and the upgrade process is straightforward.

Recommended DDR4 RAM Upgrades:

  • Corsair Vengeance DDR4 SO-DIMM — Reliable DDR4 laptop memory with wide compatibility.
  • Kingston Fury Impact DDR4 SO-DIMM — Compact high-performance DDR4 for laptops.
  • Crucial DDR4 SO-DIMM — Affordable DDR4 with solid performance.

Storage Expansion

NVMe SSD installed on circuit board
NVMe SSD installed on circuit board

The Dell Latitude 3520 uses a standard M.2 2280 NVMe SSD with a NVMe PCIe Gen3 interface. The single M.2 slot supports drives up to 2TB.

Recommended M.2 2280 SSDs:

  • Samsung 990 Pro NVMe 2280 — Flagship NVMe SSD with exceptional speeds.
  • WD Black SN850X 2280 — High-performance NVMe with excellent sustained writes.
  • Crucial P5 Plus NVMe 2280 — Excellent value NVMe with strong real-world performance.

Power Delivery & Charging

The Dell Latitude 3520 uses a 65W Barrel charger. This uses a proprietary barrel connector. Use the original charger or a compatible replacement rated for the same wattage.


Port & Docking Capabilities

Connectivity: 1x USB-C 3.2, 2x USB 3.2, 1x HDMI, 1x RJ45

A USB-C docking station like the Anker 577 USB-C Hub provides additional ports including HDMI, Ethernet, and USB-A.


Upgrade Difficulty & Tools Required

The Dell Latitude 3520 has a difficulty rating of 4/5 for upgrades (5 = easiest). The upgrade process is straightforward — standard screws and easy component access.

Tools needed:

  • Phillips screwdriver (M2.5 or similar)
  • Plastic spudger or pry tool (for bottom panel clips)
  • ESD wrist strap (optional but recommended)

We recommend backing up your data and consulting the official service manual before opening the chassis.


Frequently Asked Questions

Can I upgrade the RAM in the Dell Dell Latitude 3520?

Yes, the Dell Latitude 3520 has 2 SO-DIMM slots for user-upgradeable DDR4 memory, supporting up to 32GB.

What is the maximum RAM for the Dell Latitude 3520?

The Dell Latitude 3520 supports up to 32GB of DDR4 memory.

Can I add a second SSD to the Dell Latitude 3520?

The Dell Latitude 3520 has 1 M.2 slot. You can replace the existing SSD with a larger drive.

What charger does the Dell Latitude 3520 need?

The Dell Latitude 3520 uses a 65W Barrel charger.

Is the Dell Latitude 3520 easy to upgrade?

The Dell Latitude 3520 has a difficulty rating of 4/5. Standard screws and clear access to components.


Recommended Products

These are the products we recommend based on this guide. All links go to Amazon UK where you can check current prices and availability.

ProductWhy We Recommend ItAmazon UK
Corsair Vengeance DDR4 SO-DIMMReliable DDR4 laptop memory with wide compatibility.View on Amazon UK
Kingston Fury Impact DDR4 SO-DIMMCompact high-performance DDR4 for laptops.View on Amazon UK
Crucial DDR4 SO-DIMMAffordable DDR4 with solid performance.View on Amazon UK
Samsung 990 Pro NVMe 2280Flagship NVMe SSD with exceptional speeds.View on Amazon UK
WD Black SN850X 2280High-performance NVMe with excellent sustained writes.View on Amazon UK
Crucial P5 Plus NVMe 2280Excellent value NVMe with strong real-world performance.View on Amazon UK

Prices and availability may vary. As an Amazon Associate, we earn from qualifying purchases.

Related Guides

💰 Compare PricesShop around for the best deal on Dell Latitude laptop upgrades
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