What RAM is compatible with the Dell Precision 3660 Tower?

The Dell Precision 3660 Tower supports up to 128GB of DDR5 ECC 4400MHz RAM across 4 slot(s). Compatible modules are listed above with live pricing.

Can I upgrade the RAM in my Dell Precision 3660 Tower?

Yes, the Dell Precision 3660 Tower supports RAM upgrades. The device has 4 RAM slot(s) and supports a maximum of 128GB.

RAM for Dell Precision 3660 Tower (3660)

Name: RAM for Dell Precision 3660 Tower 3660
Brand: Dell

Model Years: 2022–2023

Max RAM: 128GBRAM Slots: 4RAM Type: DDR5 ECC 4400MHz

✓ RAM Upgradeable

Compatible RAM for the Dell Precision 3660 Tower

Kingston 64GB Kit (2x32GB) DDR5-4800 ECC

KSM48E40BD8KM-32HM

HIGH

DDR54400MHz64GBDIMMECC

Kingston 64GB Kit (2x32GB) DDR5-4800 ECC

7 listings

Kingston 64GB DDR5-4800 ECC DIMM

KSM48E40BD8KM-64HM

HIGH

DDR54800MHz64GBDIMMECC

Kingston 32GB DDR5-4400 ECC DIMM

KSM44E46BS8KM-32HA

HIGH

DDR54400MHz32GBDIMMECC

Crucial 32GB DDR5-4800 DIMM

CT32G48C40U5

HIGH

DDR54800MHz32GBDIMM

Crucial 32GB DDR5-4800 DIMM

6 listings

Kingston 16GB DDR5-4800 ECC DIMM

KSM48E40BS8KM-16HA

HIGH

DDR54800MHz16GBDIMMECC

Kingston 16GB DDR5-4400 ECC DIMM

KSM44E46BS8KM-16HA

HIGH

DDR54400MHz16GBDIMMECC

Crucial 16GB DDR5-4800 DIMM

CT16G48C40U5

HIGH

DDR54800MHz16GBDIMM

Crucial 16GB DDR5-4800 DIMM

8 listings

$149.00Excellent - Refurbished

RAM Upgrade Guide for the Dell Precision 3660 Tower

This device uses DDR5 ECC at 4400MHz. Maximum supported capacity is 128GB.

Always power off and unplug your device before installing RAM. Ground yourself to avoid static discharge.