Synchronous Dynamic RAM (SDRAM) delivers superior performance</br>204-pin SODIMM, unbuffered signal processing</br>1066 MHz clockspeed</br>Easy installation</br>Compatible with select Mac systems</br></br>Product Description</br></br>8GB kit DDR3 1066 SODIMM.Synchronous Dynamic RAM (SDRAM) delivers superior performance.204-pin SODIMM, unbuffered signal processing.1066 MHz clockspeed.Easy installation.Compatible with select Mac systems</br><br/>http://www.amazon.com/gp/product/B008LTBJFM