 "Lenovo - solid state drive 180 GB M.2 Card" " Lenovo Card 4XB0H30209 Solid State Drives (SSDs) CDW.com
"The ThinkPad 180GB M.2 SATA OPAL Solid State Drive is for ThinkPad X1 Carbon, with M.2 (22mm*80mm*73mm) form factor, high speed with SATA 6.0Gbps interface, unique supports X1 carbon." 
 "Intel 540s 240GB M.2 SATA SSD/Solid State Drive with 256bit AES"@en AES LN71434 - SSDSCKKW240H6X1 | SCAN UK"@en
"240GB Intel 540s Series, M.2 (22x80) SSD, SATA III 6Gb/s, 16nm TLC NAND, Read 560MB/s, Write 480MB/s, 74k/85k IOPS, RET  "@en 