Sony VGN-TZ3RXN B
Laptop, from 2007 6 hardware reports
Memory

2 GB
In every report, slot unconfirmed
SSD and charger
Coming next
Checked from separate sources
Check before you buy
Check before you buy.
Every machine in the reports has exactly 2 GB. Some laptops report soldered memory as a slot, so we can't confirm a free slot on this one. Open the bottom panel or check the maker's manual first.
- Slots listed
- 2 SO-DIMM slots
- Type
- DDR SO-DIMM
- Most seen working
- 2 GB in two or more machines
- How sure
- 6 of 6 reports show this layout
Worked out from 6 hardware reports of this laptop. Sources and method. Updated 9 Nov 2026.
2 laptop-size slots listed by the firmware
Illustration Questions
Can I upgrade the RAM in the Sony VGN-TZ3RXN B?
Check before you buy. Every machine in the reports has exactly 2 GB. Some laptops report soldered memory as a slot, so we can't confirm a free slot on this one. Open the bottom panel or check the maker's manual first.
What type of RAM does the Sony VGN-TZ3RXN B use?
DDR laptop-size sticks (SO-DIMM).
How much RAM can the Sony VGN-TZ3RXN B take?
Machines in the reports run up to 2 GB.
Is this my laptop?
Check the model name on the label underneath. It should read VGN-TZ3RXN B.