Kioxia Launches Mass Production of First QLC UFS 4.0 Embedded Flash Memory


October 29, 2024 by our News Team

KIOXIA America, Inc. has announced the mass production of the industry's first Universal Flash Storage (UFS) Ver. 4.0 devices using 4-bit-per-cell, or quadruple-level cell (QLC) technology, offering higher bit density, faster speeds, improved security, and potential for future innovations in storage technology.

  • Higher bit density allows for more data storage in the same physical space
  • Significantly faster read and write speeds compared to traditional storage technology
  • Advanced security features, such as RPMB, to protect sensitive data


Kioxia America, Inc. has just dropped some exciting news that could change the game for mobile storage: they’ve kicked off mass production of the industry’s first Universal Flash Storage (UFS) Ver. 4.0 devices using 4-bit-per-cell, or quadruple-level cell (QLC) technology. Now, before your eyes glaze over at the technical jargon, let’s break this down a bit.

Imagine you’re trying to cram your entire digital life into your smartphone. With the rise of apps, photos, and videos that seem to multiply overnight, storage capacity is more crucial than ever. Traditional storage tech, like triple-level cell (TLC), has served us well, but it’s a bit like squeezing into last year’s jeans—tight and not very comfortable. Enter KIOXIA’s QLC UFS, which offers a higher bit density, meaning you can store more data in the same physical space. Think of it as a magic trick for your device: more storage without needing a bigger hard drive.

What’s more, KIOXIA’s new 512 Gigabyte (GB) QLC UFS is no slouch in the speed department, boasting sequential read speeds of up to 4,200 megabytes per second (MB/s) and write speeds of 3,200 MB/s. For context, that’s like downloading a full-length HD movie in mere seconds. If you’ve ever been stuck waiting for a file to transfer, you know how game-changing this could be, especially for smartphones, Tablets, and even PCs. It’s a speed boost that could make your devices feel brand new.

But let’s dig a little deeper. One of the standout features of this new tech is its High Speed Link Startup Sequence (HS-LSS). In layman’s terms, this means that when you connect your device, it can get up and running about 70% faster than with older methods. If you’ve ever tapped your phone and had to wait for it to recognize your storage, you’ll appreciate this improvement.

Security is another area where KIOXIA is making strides. They’ve introduced advanced features like Replay Protected Memory Block (RPMB), which enhances the security of your data. It’s like putting a lock on your digital diary—ensuring your credentials and sensitive information are better protected.

And what about the future? KIOXIA isn’t just resting on its laurels. They were the pioneers of UFS technology and are continuing to innovate with their BiCS FLASH 3D memory. This new QLC UFS Ver. 4.0 device is designed to handle the demands of next-gen applications, from augmented and virtual reality to the Internet of Things (IoT) and artificial intelligence (AI).

Maitry Dholakia, vice president of KIOXIA’s Memory Business Unit, summed it up nicely: “By leveraging QLC technology, we are able to deliver higher densities and cost efficiencies.” It’s all about meeting the insatiable demand for storage in our increasingly data-driven world, without sacrificing performance.

As we continue to push the boundaries of what our devices can do, innovations like KIOXIA’s QLC UFS Ver. 4.0 remind us that there’s always room for improvement. It’s an exciting time for tech, and I can’t help but wonder what the next big leap in storage will look like. Will our devices finally keep up with our ever-growing digital lives? Only time will tell.

Kioxia Launches Mass Production of First QLC UFS 4.0 Embedded Flash Memory

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About Gigabyte:

Gigabyte Technology, a important player in the computer hardware industry, has established itself as a leading provider of innovative solutions and products catering to the ever-evolving needs of modern computing. With a strong emphasis on quality, performance, and technology, Gigabyte has gained recognition for its wide array of computer products. These encompass motherboards, graphics cards, laptops, desktop PCs, monitors, and other components that are integral to building high-performance systems. for their reliability and advanced features, Gigabyte's motherboards and graphics cards have become staples in the gaming and enthusiast communities, delivering the power and capabilities required for immersive gaming experiences and resource-intensive applications

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About Kioxia:

Kioxia is a global leader in flash memory and solid-state drive (SSD) technology, originating from Toshiba Memory Corporation, which rebranded as Kioxia in 2019. Headquartered in Tokyo, Japan, Kioxia develops high-quality memory solutions, serving various markets including consumer electronics, data centers, and industrial applications. The company is known for pioneering NAND flash memory technology, focusing on innovation, data storage solutions, and sustainability.

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