The Samsung PM991 M.2 2230 1TB SSD is a black internal solid state drive with a storage capacity of 1TB. It has a read speed of 2350MB/s and a write speed of 1550MB/s, making it compatible with laptops, PCs, and Macs. This SSD features a dual-drive design, hybrid HDD/SSD capability, hot plug support, and hot swap functionality, and is part of the ThinkPad product line.
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