Western Digital is engaged on 900MB/s and 2TB SD playing cards for launch this summer season


Something to stay up for: Memory card makers have solely not too long ago begun unveiling merchandise that meet the SD Express efficiency customary, regardless of the specification having been out there for a very long time. These new playing cards characteristic unprecedented speeds, aiding content material creators and broadcasters in shortly encoding high-resolution, high-refresh-rate video. Additionally, Western Digital plans to introduce customary SD playing cards with multi-terabyte capacities.

Western Digital unveiled a number of new reminiscence playing cards this week on the 2024 NAB Show in Las Vegas, pushing pace and capability to new ranges. With this announcement, Western Digital joins Samsung in introducing commercially out there ultra-portable SD Express storage in 2024.

The best choice for high-speed microSD playing cards in our SD card purchaser’s information – the SanDisk Extreme UHS-I U3/V30 A2 – incorporates a learn pace of roughly 200MB/s, however the newly introduced SanDisk SD and microSD Express variants can obtain practically 4 and a half instances that pace. Western Digital’s testing means that they may attain 900MB/s.

The firm does not point out write speeds, however the listed efficiency targets might practically double that of a typical SATA SSD. The merchandise are slated for normal availability beginning this summer season, however pricing stays unclear.

Western Digital plans to supply the Express playing cards in 128GB and 265GB capacities, however the firm can also be introducing the largest-ever UHS-I merchandise. The highest-capacity playing cards presently out there prime out at 1TB or 1.5TB, however WD plans to interrupt the 2TB barrier for SD and microSD playing cards in the summertime, with 4TB fashions coming in 2025.

Although the corporate hasn’t mentioned value tags, 1TB playing cards can hover round $100 or $200, so merchandise doubling or quadrupling that space for storing might value a whole lot of {dollars}.

Also learn: microSD and SD Card Buying Guide – Classes, Performance, What to Buy

Samsung introduced its first SD Express playing cards final month, boasting 800MB/s learn speeds and 1GB/s write speeds, with a launch deliberate for later this yr. The firm additionally unveiled its first 1TB microSD playing cards, albeit trailing behind the competitors.

The SD Express customary has existed for a while, and the SD Association launched the SD Express 9.1 specification late final yr, which might harness PCIe 4.0 and NVMe {hardware} to attain speeds of 2GB/s. However, producers have been gradual to undertake the usual as a result of present merchandise can already deal with 4K video.

Use circumstances and supporting {hardware} for higher-performance reminiscence playing cards stay considerably restricted. However, SD Express might show helpful for duties corresponding to 8K video and 120Hz video, or probably AI functions.



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