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This guide covers everything you need to know about upgrading the RAM and storage on the Lenovo Legion Y520 (2017). Whether you want faster performance, more memory, or additional storage space, we have the compatibility details and recommended upgrades below.
Lenovo Legion Y520 — Quick Specs
| Specification | Details |
|---|---|
| Model | Lenovo Legion Y520 |
| Year | 2017 |
| Type | Gaming |
| Processor | Intel Core i5-7300HQ / i7-7700HQ |
| RAM Type | DDR4 |
| RAM Form Factor | SODIMM |
| Max RAM | 32GB |
| RAM Slots | 2 slots (user-accessible) |
| Storage Type | SATA III + M.2 NVMe |
| Storage Slots | 1x 2.5" SATA + 1x M.2 2280 |
Lenovo Legion Y520 Memory (RAM) Upgrade
The Lenovo Legion Y520 supports DDR4 SODIMM memory modules at DDR4-2400 (the DDR4-3200 modules below also work but run at 2400MHz), with a maximum of 32GB across both slots, for example 2 x 16GB. It has 2 slots (user-accessible).
Recommended RAM Upgrades
| Recommended RAM | Buy |
|---|---|
| Kingston Fury Impact DDR4 16GB (2x8GB) 3200MHz SODIMM | Check Price |
| Crucial DDR4 8GB 3200MHz SODIMM | Check Price |
| Samsung DDR4 16GB 3200MHz SODIMM | Check Price |
Lenovo Legion Y520 Storage (SSD/HDD) Upgrade
The Lenovo Legion Y520 supports SATA III + M.2 NVMe storage with 1x 2.5" SATA + 1x M.2 2280.
Recommended SSD Upgrades
| Recommended SSD | Buy |
|---|---|
| Samsung 970 EVO Plus 1TB NVMe M.2 | Check Price |
| WD Black SN770 1TB NVMe M.2 | Check Price |
| Crucial P3 Plus 500GB NVMe M.2 | Check Price |
| Samsung 870 EVO 1TB 2.5" SATA | Check Price |
| Crucial MX500 500GB 2.5" SATA | Check Price |
Upgrade Difficulty
The Lenovo Legion Y520 has an upgrade difficulty rating of Moderate. Most users can upgrade the RAM and SSD with basic tools (Phillips screwdriver). Always disconnect the battery before performing any internal upgrades.
Upgrade Tips for the Lenovo Legion Y520
- Back up all data before replacing or adding storage drives.
- Use an anti-static wrist strap to prevent damage to components.
- Match RAM speed and type (DDR4 SODIMM) for best compatibility.
- Check your current configuration in the BIOS before ordering parts.
- Consider cloning your existing drive to a new SSD for a seamless transition.
Related Guides
Frequently Asked Questions
What is the maximum RAM for the Lenovo Legion Y520?
The Lenovo Legion Y520 supports a maximum of 32GB of DDR4 SODIMM memory across 2 slots (user-accessible).
What type of SSD does the Lenovo Legion Y520 use?
The Lenovo Legion Y520 uses SATA III + M.2 NVMe storage with 1x 2.5" SATA + 1x M.2 2280.
Can I upgrade the RAM in the Lenovo Legion Y520?
Yes, the Lenovo Legion Y520 has 2 slots (user-accessible) supporting DDR4 SODIMM modules up to 32GB total.
Is the Lenovo Legion Y520 worth upgrading?
Upgrading the RAM and SSD in the Lenovo Legion Y520 can significantly improve performance, especially if you are running out of memory or storage space.
Related Lenovo Upgrade Guides
- Lenovo Battery Replacement: ThinkPad, IdeaPad & Legion Step-by-Step
- Best RAM for Lenovo ThinkPad in 2026
- Lenovo ThinkSystem SR665 V3 RAM & SSD Upgrade Guide (2023)
- Lenovo ThinkSystem SR665 RAM & SSD Upgrade Guide (2020)
- Lenovo ThinkSystem SR645 RAM & SSD Upgrade Guide (2020)
- Lenovo Upgrade Guide
Not sure what fits? Use our free Compatibility Checker covering 3,195+ models.
Helpful Guides
Upgrades that fit the Lenovo Legion Y520 / Y520-15IKBN
What fits: Memory: DDR4-2400 SO-DIMM, 2 user slots, up to 32GB · Storage: M.2 (length unconfirmed) NVMe PCIe 3.0; 2.5in SATA drive supported
Spec source: psref.lenovo.com (checked 26 Sep 2026).
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DDR4-2400 SO-DIMM memory that fits
2.5in SATA SSDs for the drive bay
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