1GB Memory Upgrade DDR3 PC3-8500 Ram SODIMM for Mac

661-4838 SDRAM, 1GB, Memory, DDR3 1066, SODIMM - 15inch Macbook Pro Unibody Late 2008 A1286 NB-4004W
This is a 1GB Ram upgrade for various Mac models. THIS IS A SINGLE CHIP, NOT TWO CHIPS. Specs: 1GB DDR3 PC3-8500 SODIMM.
Apple part number: 661-4838

Compatible models: Unibody-Late 2008-A1286, Unibody-Late 2008-A1286, MB470LL/A, MB471LL/A,

Compatible Mac info. : 2.4GHz Core 2 Duo 15-inch 2.53GHz Core 2 Duo 15-inch Macbook Pro

661-4838 SDRAM, 1GB, Memory, DDR3 1066, SODIMM - 15inch Macbook Pro Unibody Late 2008 A1286