Apple MacBook Pro (13-inch, Mid 2009) User Manual download pdf (Page 44)

44 Chapter 3 Boost Your MacBook Pro

Installing Additional Memory

Your computer has two memory slots that you access by removing the bottom case.

Your MacBook Pro comes with a minimum of 2 gigabytes (GB) of 1066 MHz Double

Data Rate (DDR3) Synchronous Dynamic Random-Access Memory (SDRAM) installed.

Each memory slot can accept an SDRAM module that meets the following

specifications:

Â Double Data Rate Small Outline Dual Inline Memory Module (DDR3) format

Â 30 mm (1.18 inches)

Â 204-pin

Â 1 GB, 2 GB, or 4 GB

Â PC3-8500 DDR3 SO-DIMM 1066 MHz Type RAM

You can add two 4 GB memory modules for a maximum of 8 GB of memory. For best

performance, fill both memory slots and install an identical memory module in each

slot.

To install memory in your MacBook Pro:

1 Follow steps 1 through 3 beginning on page 37.

Important: When you remove the bottom case, you expose sensitive internal

components. Avoid touching anything other than the memory assembly when you

remove or add memory.

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Apple MacBook Pro (13-inch, Mid 2009) User Manual Page 44