How much RAM does the Apple iMac 400 support?

The iMac 400 supports up to 1GB of memory across 2 slot(s), up to 0.5GB per slot.

What type of memory does the iMac 400 use?

It uses SDRAM DIMM memory modules.

Guaranteed-compatible SDRAM DIMM upgrades for the Apple iMac 400, in matched-kit options that fill your slots.

This option is out of stock.

Specifications reported for this system.

Good to know

Faster modules automatically run at your system's maximum supported speed.
Maximum capacity per slot is inferred from total capacity ÷ number of slots.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

Loading…

Guaranteed-compatible SDRAM DIMM upgrades for the Apple iMac 400, in matched-kit options that fill your slots.

This option is out of stock.

Specifications reported for this system.

Good to know

Faster modules automatically run at your system's maximum supported speed.
Maximum capacity per slot is inferred from total capacity ÷ number of slots.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.