The 8GB (2 x 4GB) 204-pin SODIMM DDR3 PC3-8500 Memory Module Kit for Mac from Crucial Technology helps increase the speed of notebook computers and other small form factor computing platforms by providing two modules of 4GB each with DDR3 memory. Increasing your computer's RAM enables you to run more applications simultaneously without system glitches.
Synchronous Dynamic RAM (SDRAM) delivers superior performance
204-pin SODIMM, unbuffered signal processing
1066 MHz clockspeed
Easy installation
Compatible with Mac