The 840 Pro exceeded 2.4PB of writes before failing in Anandtech's tests over 18 months: http://techreport.com/review/27909/the-ssd-endurance-experiment-theyre-

The 840 Pro exceeded 2.4PB of writes before failing in Anandtech's tests over 18 months: http://techreport.com/review/27909/the-ssd-endurance-experiment-theyre-all-dead/ http://techreport.com/review/27909/the-ssd-endurance-experim... Even if Samsung has some systemic problems, it's more subtle than just schlocky marketing, or targeted benchmarking.