Test Your Flash Drives and Camera Cards

Test Your Flash Drives and Camera Cards 

ValiDrive –by grc.com

Fraudulent flash drives are flooding the market. For example a drive sold as two terabytes (2TB), which only contains 62 gigabytes (62GB) of flash storage

What does ValiDrive do?
ValiDrive performs a quick, random-sequence spot-check across the drive’s declared storage space. It verifies the successful storage and retrieval of random (unspoofable) test data at every location.

But wait! There’s more…
(Of course, there is!) While ValiDrive is poking around your USB drive, it notes the length of time required for each random read and write access. Once it’s finished, it analyzes and summarizes the drive’s access-time statistics in a final report:

 

Are Your Flash Drives Mostly Fake? (Worse Than You Think) – By ThioJoe YouTube