Lenovo ZhaoYangN4620Z

Type 20A0 Laptop, from 2022 2 hardware reports
Memory
Up to 8 GB
2 laptop-size slots
SSD
NVMe M.2
PCIe 3.0 x4
Battery
Check label
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Charger
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Only one machine has reported its memory so far, so this answer rests on a single example. Check the label or open the panel before you buy.

Upgradable

Yes. 2 slots, up to 8 GB seen working.

It takes DDR4-2666 laptop-size sticks (SO-DIMM).

Slots
2 SO-DIMM slots
Type
DDR4-2666 260-pin SO-DIMM
Most seen working
8 GB in the one machine reported
Firmware says
64 GB maximum (often wrong, so we show what machines run)
How sure
1 of 1 report show this layout
See 4 GB DDR4-2666 SO-DIMM on AmazonOpens an Amazon search for this exact spec.

Worked out from 1 hardware report of this laptop. Sources and method. Updated 10 Nov 2026.

2 laptop-size slots
Illustration
SSD

Yes. It takes an NVMe M.2 SSD.

The slot runs at PCIe 3.0 x4, up to about 3.9 GB/s. A faster PCIe 4.0 drive works too, at that speed. M.2 drives come in 2230, 2242 and 2280 lengths (30, 42 and 80 mm). Check the length printed on your current drive before you order.

Drive type
NVMe (PCIe)
Slot speed
PCIe 3.0 x4, from 1 machine
Length
Check your current drive
How sure
NVMe drive in 2 of 2 machines
See NVMe M.2 SSDs on AmazonOpens an Amazon search. Match the length to your current drive.

From 2 PCI device reports. Sources and method. Updated 10 Nov 2026.

Illustration
Battery

Match the label on your battery.

We don't have this model's battery capacity yet. The capacity (Wh) and the part number are printed on the battery itself. A replacement should match that part number.

Capacity
On the battery's label
Lenovo ZhaoYangN4620Z battery on AmazonMatch the part number to the label on your battery.

How to read a battery label. Sources and method. Updated 10 Nov 2026.

Illustration
Charger

Match the label on your charger.

We don't have this model's charger rating yet. The label on your charger shows it: the output line gives volts and amps, and volts times amps is the watts (19.5 V at 3.33 A is 65 W). Buy one with the same plug, the same voltage and at least as many watts.

Rated output
On your charger's label
Lenovo ZhaoYangN4620Z charger on AmazonCheck the plug and the watts against your old charger.

How to read a charger label. Sources and method. Updated 10 Nov 2026.

Illustration

Questions

Can I upgrade the RAM in the Lenovo ZhaoYangN4620Z?

Yes. 2 slots, up to 8 GB seen working. It takes DDR4-2666 laptop-size sticks (SO-DIMM).

What type of RAM does the Lenovo ZhaoYangN4620Z use?

DDR4-2666 laptop-size sticks (SO-DIMM, 260-pin).

How much RAM can the Lenovo ZhaoYangN4620Z take?

Machines in the reports run up to 8 GB. The firmware reports a maximum of 64 GB, a figure that is often wrong.

What SSD does the Lenovo ZhaoYangN4620Z take?

Yes. It takes an NVMe M.2 SSD. The slot runs at PCIe 3.0 x4, up to about 3.9 GB/s. A faster PCIe 4.0 drive works too, at that speed. M.2 drives come in 2230, 2242 and 2280 lengths (30, 42 and 80 mm). Check the length printed on your current drive before you order.

Is this my laptop?

Check the label on the bottom. It should say ZhaoYangN4620Z, and the type code starts with 20A0.