+1 to this and same experience.
On Tue, Apr 21, 2015 at 08:48:32PM -0500, Greg Sevart wrote:
> Unless the Pro is going to break the budget, go Pro. I still support the Evo
> generally, but the most recent read performance issue with the 840 Evo,
> which Samsung has ultimately decided to fix by having Magician refresh
> blocks periodically, leaves me a bit on the fence. There doesn't seem to be
> any durability impact, and most users aren't impacted, and Samsung says the
> 850 Evo doesn't have a similar issue...but I'm still a bit cautious.
>
> To be clear, I have 840 Evos in use in various systems, and I have no
> intention of replacing them. I've not personally experienced the read
> performance issue for old data.
>
> Greg
>
--
Bryan G. Seitz