Samsung 850 EVO | Consumer SSD | Specs & Features | Samsung Semiconductor Global
Simon Blue on Twitter: "If you own a Samsung 980 or 990 PRO SSD you need to update the firmware NOW. These SSDs are seeing a 50% performance drop causing massive problems.
New firmware Samsung 850 PRO | TechPowerUp Forums
How to Update Samsung SSD Firmware - Samsung Magician Software Tutorial - YouTube
Samsung SSD 850 EVO SSD Review - StorageReview.com