With the Transcend 480GB JetDrive 820 PCIe Gen3 x2 SSD TS480GJDM820 from Transcend you can supercharge your MacBook Pro, MacBook Air, Mac mini, or Mac Pro with ultra-fast memory that not only increases your computers storage capacity, it also helps to enhance overall system performance. This drive features the PCIe Gen3 x2 interface designed for enhanced performance with data read and write speeds of up to 950 MB/s so you can access files quickly. Included with this JetDrive SSD is the JetDrive Toolbox which helps keep your SSD up to date, prevents functional degradation, and can even help predict problems before they happen.