The Extreme Portable SSD can read and write data at over 1,000 Megabytes per second. You can backup hundreds of gigabytes of files in a fraction of the time it would have taken you to only a few years ago.

Save 33% on this external SanDisk SSD that's small enough to carry around with you anywhere. It can fit on a keychain.

The best Black Friday deals drop prices on SSDs and HDDs from reliable brands. A good discount starts around 15 to 20 percent—and a great deal will be 30 percent or more. Typically, the bigger bargains are higher-capacity SSDs (4TB or higher).