LaptopCompat

RAM Upgrade

Dell Precision 3480 Max RAM & Upgrade

The short answer

The maximum supported RAM for the Precision 3480 is 64 GB. Yes — the Precision 3480 has 2 user-accessible DDR4-3200 or DDR5-4800/5200 slots.

Last verified 9/28/2026 · Sources: Dell Technologies, Dell

Specifications

Memory type
DDR4-3200 or DDR5-4800/5200
Form factor
SO-DIMM
Total slots
2
User-accessible slots
2
Soldered memory
0 GB
Maximum supported
64 GB
Max per slot
32 GB

What to buy

Buy DDR4-3200 or DDR5-4800/5200 SO-DIMM modules; the laptop has 2 user-accessible slots.

To reach the documented maximum of 64 GB: 2 × 32 GB.

The manufacturer's manual for this model is linked below. We have not recorded its opening or replacement steps, so follow the manual for the procedure.

Details

This maximum reflects 2 user-accessible DDR4-3200 or DDR5-4800/5200 slots, per manufacturer documentation.

Conditions

  • Modules must match this laptop's DDR4-3200 or DDR5-4800/5200 form factor and generation.

Worth knowing before you buy

  • A faster-rated module than this platform supports will still work, but will run at the laptop's supported speed rather than its advertised maximum.
  • This is the manufacturer-documented maximum — some platforms have been community-tested beyond the officially configured maximum, but that isn't treated as verified here.

Also upgrading storage?

Check SSD compatibility →

Frequently asked questions

Can you upgrade the RAM in the Dell Precision 3480?

The maximum supported RAM for the Precision 3480 is 64 GB. Yes — the Precision 3480 has 2 user-accessible DDR4-3200 or DDR5-4800/5200 slots.

How much RAM does the Dell Precision 3480 support?

This maximum reflects 2 user-accessible DDR4-3200 or DDR5-4800/5200 slots, per manufacturer documentation.

Sources

Found an incorrect spec? Report it.

How we know this