What RAM is compatible with the Apple iMac G5 20-inch?

The Apple iMac G5 20-inch supports up to 2GB of DDR PC3200 400MHz RAM across 2 slot(s). Compatible modules are listed above with live pricing.

Can I upgrade the RAM in my Apple iMac G5 20-inch?

Yes, the Apple iMac G5 20-inch supports RAM upgrades. The device has 2 RAM slot(s) and supports a maximum of 2GB.

RAM for Apple iMac G5 20-inch (M9250LL/A)

Name: RAM for Apple iMac G5 20-inch M9250LL/A
Brand: Apple

Model Years: 2004–2005

Max RAM: 2GBRAM Slots: 2RAM Type: DDR PC3200 400MHz

✓ RAM Upgradeable

Compatible RAM for the Apple iMac G5 20-inch

Kingston 1GB DDR-400 DIMM

KVR400X64C3A/1G

HIGH

DDR PC3200400MHz1GBDIMM

Kingston 1GB DDR-400 DIMM

9 listings

Crucial 1GB DDR-400 DIMM

CT12864Z40B

HIGH

DDR PC3200400MHz1GBDIMM

Crucial 1GB DDR-400 DIMM

9 listings

RAM Upgrade Guide for the Apple iMac G5 20-inch

This device uses DDR PC3200 at 400MHz. Maximum supported capacity is 2GB.

This model has 2 RAM slots. Installing matched pairs (dual-channel) gives the best performance — use identical capacity modules in both slots.

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