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Your MacBook computer has two memory slots that you access by removing the memory door in the battery bay. Your MacBook comes with at least 512 megabytes (MB) of 667 MHz Double Data Rate (DDR2) Synchronous Dynamic Random-Access Memory (SDRAM) installed.

Both memory slots can accept an SDRAM module that meets the following specifications:

Double Data Rate Small Outline Dual Inline Memory Module (DDR SO-DIMM) format
1.25 inch or smaller
512 MB or 1 gigabyte (GB)
200-pin
PC2-5300 DDR2 667 MHz Type RAM

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