Samsung today releases the new 970 EVO and PRO models M.2. SSDs, these offer even faster perf than the 960 series and come with increased TBW values as well. The new M.2 EVO units will be the most popular ones, now with 5-years warranty for the desktop end-users and can be purchased in volume sizes up-to 2TB.
Slow computer got you down? Maybe a hardware upgrade should be in your cards, if so this guide to the Fundamentals of Upgrading a PC is an invaluable read. PCSTATS Tips