Built & tested for Apple’s Mac platform, Patriot Memory’s Signature Apple Line DDR3 Non-ECC Unbuffered SODIMM Kit delivers the quality, reliability & performance expected for today’s computer needs. These 8GB (2 x 4GB) kits are designed to run at PC3-12800 (1600 Hz) at CAS 11 latency timings. Built using specific bill-of-materials (BOMs), we ensure that every module meets & exceeds industry standards: offering you a hassle free upgrade. We certify every component that goes into our modules, including the modules themselves, which must pass strict standards to ensure compatibility, quality & reliability. With free customer service & a lifetime warranty, Patriot Memory’s Signature memory modules are a perfect system upgrade option. • Compatible with Apple i Mac, Mac Book Pro, & Mac Mini (2012 models) • DDR3 1600 M Hz (PC3-12800) Non-ECC Unbuffered SODIMM • 100% Tested at 1600 M Hz 1.35V/1.5V (programmed at 1.35 backwards compatible to 1.5v) • 7.8US Refresh Interval (8192 CYCLES/64MS)