RoHS stands for Restriction of Hazardous Substances. RoHS, also known as Directive 2002/95/EC, originated in the European Union and restricts the use of specific hazardous materials found in electrical and electronic products (known as EEE). All applicable products in the EU market after July 1, 2006 must pass RoHS compliance. The substances banned under RoHS are lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and four different phthalates (DEHP, BBP, BBP, DIBP). RoHS Samsung PM981, 512 GB, M.2, 3000 MB/s, 8 Gbit/s Samsung PM981. SSD capacity: 512 GB, SSD form factor: M.2, Read speed: 3000 MB/s, Write speed: 1800 MB/s, Data transfer rate: 8 Gbit/s, Component for: Laptop Samsung's retail NVMe SSDs, like the 960 PRO, are well-known as some of the fastest SSDs for consumers, but the release of these consumer drives is usually preceded by OEM drives based on similar technology. For example, the 960 Pro is almost identical to... The Samsung PM981 looks poised to sit as a potential base for a 980 Evo equivalent in 2018. It offers a healthy generational improvement to performance due to the combination of a new controller and Samsung's new 64-layer 3D TLC NAND. The previous generat... https://www.tomshardware.com/reviews/samsung-pm981-980-nvme-ssd,5323.html We found Samsung's PM981 SSD in Asia. This new OEM model is the early foundation for Samsung's next-gen enthusiast SSD that will likely be called the 980. This drive features Samsung's new 64-layer V-NAND and a high-performance controller that delivers up... Strong low queue depth performance, Classleading mixed workload performance, Exceptional balanced notebook power/performance Sustained write drop off, Availability A notebook with a factory-installed PM981 512GB will be great unless the system runs professional applications with heavy write workloads. This drive has a sharper sustained write dropoff that begins much sooner than the 1TB model. It still delivers v...