ASUS ROG Zephyrus G16 GU603VV
Laptop, from 2023 2 hardware reports
Memory

Up to 32 GB
2 slots
SSD and charger
Coming next
Checked from separate sources
Only 2 machines reported so far, so this answer rests on few examples. Check the label or open the panel before you buy.
Depends on the configuration
It depends on the configuration.
The reports show more than one memory layout for this laptop. Check the label or the system information before you buy.
- Slots
- 2 DIMM/SODIMM slots
- Type
- DDR4-3200 DIMM/SODIMM
- Most seen working
- 32 GB; one machine runs 32 GB
- Firmware says
- 64 GB maximum
- How sure
- 1 of 2 reports show this layout
See 16 GB DDR4-3200 DIMM/SODIMM on AmazonOpens an Amazon search for this exact spec.
Worked out from 2 hardware reports of this laptop. Sources and method. Updated 9 Nov 2026.

2 slots
Illustration Questions
Can I upgrade the RAM in the ASUS ROG Zephyrus G16 GU603VV?
It depends on the configuration: the reports show more than one memory layout for this laptop.
What type of RAM does the ASUS ROG Zephyrus G16 GU603VV use?
DDR4-3200 sticks (DIMM/SODIMM).
Is this my laptop?
Check the model name on the label underneath. It should read ROG Zephyrus G16 GU603VV.