SanDisk's Extreme Pro Portable SSD and a SanDisk 4 TB USB C-Stick prototype were presented by Western Digital (WD) at CES 2019, among others. The company also launched the WD My Passport Go SSD portable drive and a cloud-based backup service called SanDisk Flashback. The Extreme Pro Portable SSD will be on sale in the spring, while the My Passport Go SSD is already for sale. The company has determined that the SanDisk Flashback backup service is initially available only in the US.


  • SanDisk Extreme Pro Portable SSD supports transfer rates of 1 GBps.
  • The 4 TB USB C-Stick is currently in the prototype stage.
  • SanDisk Flashback can synchronize your USB drive data with the cloud.

SanDisk Extreme Pro Portable SSD

According to WD, the new SanDisk Extreme Pro SSDs offer transfer speeds of up to 1 GB / s and IP55 durability. The SSD comes with a USB 3.1 Gen 2 Type-C interface and includes a Type-A adapter. The company plans to release it in three storage sizes - 500GB, 1TB and 2TB, which, according to the AnandTech report, is $ 199 (approximately $ 13,900), $ 349 (approximately $ 24,400) and $ 599 (approximately $ 41,900) ) will carry) price tags. The SanDisk Extreme Pro Portable SSD will be released worldwide in the second quarter of 2019.

SanDisk Introduces the World's Smallest 1 TB Type C and 256 GB USB Flash Drives

In terms of specifications, this SanDisk brand portable SSD weighs only 79 grams for a 112 x 58 x 11.5 mm dimension. It's also shock and vibration resistant like most portable SSDs from professionals.

SanDisk 4TB USB-C prototype stick

Currently, Western Digital's 4TB USB-C prototype thumb drive is the world's only portable USB drive. It is unclear when it will be for the mass market, but hopefully, it will not take too long. Do not expect a reasonable price so fast. The peculiarities of the device are a mystery at this point, but AnandTech speculates that the USB drive may use 1.33 TB QLC 96L NAND, which began sampling in July last year.

SanDisk Flashback

It's the company's new cloud-based backup service for USB sticks. It is bundled with SanDisk Ultra and SanDisk Ultra Fit Flash (1-year free trial). The service remains for the time being only in the US. The Flashback service basically makes a copy of the contents of your USB flash drive in the cloud, so you can access the content even if you do not have the flash drive with you. You can also share the uploaded content with other people. After the first free trial period of one year, no word about the service price is included.

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