Samsung's 840 Evo repair tool available to download, but be careful of the caveats when you update - ExtremeTech
Samsung 840 Pro SSD 256GB Benchmarks and Review - ServeTheHome
Samsung SSD 840 Pro Review | StorageReview.com
New A+ Samsung SSD HDD 840 PRO 2.5" 7mm 128GB MZ-7PD128BW MZ7PD128HCFV-1BW00 0Z000 SATA 3.0 6.0Gb/s MLC Hard Disk Solid State Drive Laptop: Computers & Accessories - Amazon.com
GitHub - mrtcode/ssd: Breaking the SSD lock (2013)
SAMSUNG 840 Pro Series 2.5" 512GB SATA III MLC Internal Solid State Drive ( SSD) MZ-7PD512BW - Newegg.com
SAMSUNG 840 Pro Series 2.5" 256GB SATA III MLC Internal Solid State Drive ( SSD) MZ-7PD256BW - Newegg.com
Samsung Releases Second 840 EVO Performance Fix
SAMSUNG 840 EVO 2.5" 250GB SATA 6Gb/s 1x nm Samsung Toggle DDR 2.0 3-Bit MLC NAND Flash Memory (400Mbps) Internal Solid State Drive (SSD) MZ-7TE250BW - Newegg.com