How much RAM does the Apple MacBook (13.3 in, Early 2009) support?

The MacBook (13.3 in, Early 2009) supports up to 4GB of memory across 2 slot(s), up to 2GB per slot.

What type of memory does the MacBook (13.3 in, Early 2009) use?

It uses DDR2 SODIMM memory modules.

Guaranteed-compatible DDR2 SODIMM upgrades for the Apple MacBook (13.3 in, Early 2009), 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.

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Guaranteed-compatible DDR2 SODIMM upgrades for the Apple MacBook (13.3 in, Early 2009), 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.