Upgrade your Mac's memory with these two 16 GB DDR4-2666 SODIMM modules from Crucial. Boost your system's performance and multitasking capabilities with a total capacity of 32 GB. These modules are compatible with Mac laptops and desktops, and have 260 pins and a bus speed of PC4-21300. The memory is manufactured in China and is ideal for heavy usage such as video editing, graphic design, and gaming. Get the most out of your Mac with Crucial 32GB DDR4-2666 SODIMM Memory.