Lexar Tout’s World’s Largest A2 microSDXC Card: Lexar High-Performance 633x

Lexar Tout’s World’s Largest A2 microSDXC Card: Lexar High-Performance 633x


San Jose, CA—Lexar is marketing its new 512GB Lexar High-Performance 633x microSDXC UHS-I card as the “largest capacity A2 microSD card on the market. The card meets the Application Performance Class 2 (A2) requirements from the latest SD Association’s 6.0 specifications. Lexar is a global flash memory solutions provider.

The A2 spec allows app-intensive users to experience higher minimum random write speed of 2000 IOPS as well as minimum read speed of 4000 IOPS. This ensures blazing speed to run and store apps directly on A2 memory cards using Android Adoptable storage enabled devices. Moreover, all A2 cards will be identified with the App Performance Class symbol, making it easy to recognize and maximize the devices potential.

Lexar High-Performance 633x microSDXC

“As smartphones integrate more and more into our busy lives, we’re relying on them to do more than ever. Having the world’s largest A2 microSD card will aptly meet the demands of even the most intense power user with its high-performance as well as high-storage capacities. We’re proud to be part of the digital revolution in continuing to advance the trusted format,” said Joel Boquiren, director of Global Marketing, Lexar.

Additional Lexar High-Performance 633x microSDXC Specs

In addition, the new card’s 512GB capacity provides ample room to store continuous memories. The High-Performance 633x microSD cards have a speed rating of Class 10; they also leverage UHS-I technology to deliver a transfer speed up to 100MB/s (633x). The high-capacity cards offer the speed and space needed to capture, transfer and share adventures, Boquiren added.

The 512GB Lexar High-Performance 633x microSDXC™ UHS-I card retails for $299.99 USD.


For more than 20 years, Lexar has been a global brand of memory solutions. Its lineup includes memory cards, USB flash drives, card readers and solid-state drives.

Moreover, all Lexar product designs undergo extensive testing in the Lexar Quality Labs. They are tested with more than 1,100 digital devices, to ensure performance, quality, compatibility and reliability. Longsys, Lexar’s parent company, is a provider of consumer NAND flash applications.