 "Samsung 850 PRO 512 GB Internal SSD" " Samsung SSD - MZ-7KE512BW Solid State Drives (SSDs) CDW.com
"Designed for high-end computing on client PCs, our 512GB 850 PRO Solid State Drive (SSD) is powered by Samsung's own 3D V-NAND technology which delivers higher density and faster write speed compared with traditional 20nm planar NAND flash." 
 "Samsung 850 Pro 512GB 2.5in SATA3 Solid State Drive (SSD)" PRO SATA III Internal - NCIX"
 Quick Specs: Buffer 512 MB Device Supported Notebook Desktop PC Storage Capacity 512 GB Limited Warranty 10 Year Weight (Approximate) 0.03 oz Drive Type Internal Height 2.8" Width 3.9" Depth 0.3" Wireless LAN No Maximum Read Transfer Rate 550 MB/s Maximum Write Transfer Rate 520 MB/s Drive Interface SATA Drive Width 2.5" Drive Interface Standard SATA/600 ProductId 1028034321