The SSD was installed in an Apple Macbook Pro in October 2011, which went smoothly and the expected performance improvement brought: According to the "Black Magic Bench Mark Test" 215 MB / s were achieved when writing and 450 MB / s when reading. Unfortunately, the SSD came with an outdated firmware version R112 and could not be brought to the current version R204 (special feature of the Macbook Pro) with the help of questions on the manufacturer's Web site update files. The Trim Enabler Although I have installed and it obviously works well, but I could not determine beyond reasonable doubt of a controversial debate in various forums whether it is really necessary to turn on the trim function, or if the garbage contained in the firmware allows. For the time being I have turned Trim left and follow occasionally whether deteriorate the test values. That was after 1 month of intensive use and occupancy of 80% of the SSD is not the case.