4GB OWC DDR3 SO-DIMM PC3-8500 1066MHz CL7 Dual Channel Kit (2x 2GB) by OWC

OWC memory is specifically engineered for compatibility with your Mac. We start with the highest-quality components, and then create memory to the exacting speed, capacity, and programming specifications of nearly every upgradeable Apple computer. The result is JEDEC-compliant memory that’s a perfect fit for a faster Mac.

Compatible with Late 2008-Mid 2010 MacBook Models:

MacBook (Mid 2010)(May, 2010)Model ID: MacBook7,1(2.4GHz)
MacBook (Late 2009)(October, 2009)Model ID: MacBook6,1(2.26Ghz)
MacBook (Late 2008)(October, 2008)Model ID: MacBook5,1(2.0GHz, 2.4GHz)

Compatible with Late 2008-Mid 2010 MacBook Pro Models:

MacBook Pro (17-inch Mid 2010)(April, 2010)Model ID: MacBookPro6,1(2.53GHz, 2.66GHz, 2.8GHz)
MacBook Pro (17-inch Mid 2009)(June, 2009)Model ID: MacBookPro5,2(2.8GHz, 3.06GHz)
MacBook Pro (17-inch Early 2009)(January, 2009)Model ID: MacBookPro5,2(2.66GHz, 2.93GHz)
MacBook Pro (15-inch Mid 2010)(April, 2010)Model ID: MacBookPro6,2(2.4GHz, 2.53GHz, 2.66GHz, 2.8GHz)
MacBook Pro (15-inch Mid 2009)(June, 2009)Model ID: MacBookPro5,4(2.53GHz)
MacBook Pro (15-inch Mid 2009)(June, 2009)Model ID: MacBookPro5,3(2.66GHz, 2.8GHz, 3.06GHz)
MacBook Pro (15-inch Early 2009)(March, 2009)Model ID:MacBookPro5,1(2.66GHz 2.93GHz)
MacBook Pro (15-inch Late 2008)(October, 2008)Model ID: MacBookPro5,1(2.4GHz, 2.53GHz, 2.66GHz 2.8GHz)
MacBook Pro (13-inch Mid 2010)(April, 2010)Model ID: MacBookPro7,1(2.4GHz, 2.66GHz)
MacBook Pro (13-inch Mid 2009)(June, 2009)Model ID: MacBookPro5,5(2.26GHz, 2.53GHz)

Compatible with 2009 iMac Models:

iMac (27-inch Late 2009)(October, 2009)Model ID: iMac10,1; iMac11,1(2.66GHz, 2.8GHz, 3.06GHz, 3.33GHz)
iMac (24-inch Early 2009)(March, 2009)Model ID: iMac9,1(2.66GHz, 2.93GHz, 3.06GHz)
iMac (21.5-inch Late 2009)(October, 2009)Model ID: iMac10,1(3.06GHz, 3.33GHz)
iMac (20-inch Early 2009)(March, 2009)Model ID: iMac9,1(2.66GHz)


Compatible with 2009 -201 Mac mini Models:

Mac mini (Mid 2010)(June, 2010)Model ID: Macmini4,1(2.4GHz, 2.66GHz)
Mac mini (Mid 2010 Server)(June, 2010)Model ID: Macmini4,1(2.66GHz)
Mac mini (Late 2009)(October, 2009)Model ID: Macmini3,1(2.26GHz, 2.53GHz, 2.66GHz)
Mac mini (Late 2009 Server)(October, 2009)Model ID: Macmini3,1(2.53GHz)
Mac mini (Early 2009)(March, 2009)Model ID: Macmini3,1(2.0GHz, 2.26GHz)
 
Compatible with:

PC Laptops: Compatible with Intel / AMD Process based PCs capable with the specifications listed above.