Samsung ram memory 4GB -1 x 4GB- DDR3 PC3-12800-1600MHz- 204 PIN SODIMM for laptops

Compatible to all Windows laptops supporting speed DDR3 1600Mhz and also to all 2012 Mac's. Compatible Apple Mac's models: MacBook Pro 2.3GHz Intel Core i7 (15-inch DDR3) Mid-2012 MacBook Pro 2.5GHz Intel Core i5 (13-inch DDR3) Mid-2012 MacBook Pro 2.6GHz Intel Core i7 (15-inch DDR3) Mid-2012 MacBook Pro 2.7GHz Intel Core i7 (15-inch DDR3) Mid-2012 MacBook Pro 2.9GHz Intel Core i7 (13-inch DDR3) Mid-2012 iMac 2.9GHz Quad-Core Intel Core i5 (27-inch, Late 2012) iMac 3.2GHz Quad-Core Intel Core i5 (27-inch, Late 2012) iMac 3.4GHz Quad-Core Intel Core i7 (27-inch, Late 2012) Mac Mini 2.3GHz Quad-Core Intel Core i7 - Late 2012 Mac Mini 2.5GHz Dual-Core Intel Core i5 - Late 2012 Mac Mini 2.6GHz Quad-Core Intel Core i7 - Late 2012 Mac mini (Intel Core i5 2.3Ghz) DDR3 - Mid 2011 Mac mini (Intel Core i5 2.5Ghz) DDR3 - Mid 2011 Mac mini (Intel Core i7 2.0Ghz) DDR3 - Mid 2011 Server Mac mini (Intel Core i7 2.7Ghz) DDR3 - Mid 2011 Features Energy Efficient and Eco-Friendly Reap the benefits and savings of the best performance-to-power efficiency ratio on the market. By applying industry-leading 30nm technology, Samsung DDR3 uses up to 47% less power than 60nm memory. Samsung DDR3 is also lead-free, halogen-free and Energy Star compliant. High Performance Samsung DDR3 brings new levels of performance to notebooks, PCs and servers. Enjoy consistent delivery of 1600Mpbs data rate and clock frequencies of 400 to 800Mhz. #1 in the World Take comfort in knowing that Samsung is the #1 memory manufacturer in the world for over 15 years straight. PCs and servers use more Samsung memory than any other brand. It is the most reliable memory solution for your computer.