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Delhi
1 Level
109 Review
178 Karma

Review on Sandisk Ultra Flair 128 GB Silver USB Flash Drive: Reliable and High-Speed Storage by Jhalak Tamrakar ᠌

Revainrating 5 out of 5

Reliable purchase, guaranteed to be a good one.

The ability to quickly drive 5-30 GB apiece was less attractive to me than the high speed of writing little files, albeit in modest volumes, because I needed a flash drive to deal with papers. Unfortunately, at the time I was perplexed by this question, the original SanDisk Extreme 32 GB at a reasonable price had been discontinued. FAT32 preformatted 32GB flash disk. Using a Windows 10 Computer running USB 3.1 at speeds of up to 90 MB/s, I was able to create a 2.4 GB archive. Inadequate performance with Windows 7 with USB 3.0 (CrystalDiskMark test results are attached). 1.7 GB of actual data (4973 files ranging in size from 8 kB to 23 MB), 3 PCs (the first 2 running Windows 7 on a laptop starting at version 3.0), and hard disks are commonplace. To record for 5 minutes on USB 2.0, 4 on USB 3.0, and 3 on USB 3.1, in that order. My old flash drive, which is just 2.0 in terms of capacity, can only record for 16 minutes. It seems like an age when the workday finally ends. To transfer data from a flash drive to a computer takes three minutes, four (the laptop's hard drive failed otherwise), and one, respectively. In about 4 minutes, it's been cloned from an old flash drive. I've reached my goal.

Pros
  • Great USB drive for documents up to 2 GB in size. You'll have to shop around for alternatives that offer a comparable write speed for little files, and they'll probably be quite pricey (higher capacity). A non-small file's average speed is 55 MB/s if the first gigabyte is recorded at 90 and the second at 20; there are few alternatives for the same price, and they will almost likely be larger in size. I can attest to the quality of SanDisk's warranty by saying that I've used another flash drive with which it was on par.
Cons
  • If you rarely need to write more than 2 GB at once, this flash drive is still great. By increasing one-time data recording capacity, the speed improves to good, then normal, and finally "you can find better" (for 4 GB, the speed will be (90 + 20 + 20) / 4 = 37.5 MB / s, etc.). It seems to me that OS and USB version make a big difference in transfer rates (3.0 or 3.1). My copy's read speed tops out at 135 MB/s even when using USB 3.1 and Windows 10, despite the package claiming 150.