2GB Memory Upgrade DDR3 PC3-8500 Ram SODIMM for Mac

661-5469 SDRAM, SO-DIMM, 2 GB, 1066 DDR3 - 17inch i5-i7 Macbook Pro Mid 2010 A1297 NB-3820W
This is a 2GB Ram upgrade for various Mac models. THIS IS A SINGLE CHIP, NOT TWO CHIPS. Specs: 2GB DDR3 PC3-8500 SODIMM.
Apple part number: 661-5469

Compatible models: Unibody-Mid 2010-A1297, Unibody-Mid 2010-A1297, MC024LL/A,

Compatible Mac info. : 2.53GHz Intel Core i5 17-inch Macbook Pro , 2.66GHz Intel Core i7 17-inch Macbook Pro

661-5469 SDRAM, SO-DIMM, 2 GB, 1066 DDR3 - 17inch i5-i7 Macbook Pro Mid 2010 A1297