Lexar 128GB Professional 633x SDHC / SDXC UHS-I Memory Card

MX63218 128GB Professional 633x SDHC / SDXC UHS-I Memory Card
MX63218 128GB Professional 633x SDHC / SDXC UHS-I Memory Card MX63218 128GB Professional 633x SDHC / SDXC UHS-I Memory Card

Product Info

Shoot High-quality Images and 1080p Full HD, 3D, and 4K Videos

featureWhether you're using a mid-range DSLR, HD camcorder, or 3D camera, you'll be able to leverage the latest photo and video features available for shooting high-quality images and stunning 1080p full-HD, 3D, and 4K video.

High Speed Performance You Can Trust

Whether you're a professional photographer, videographer, or enthusiast, Lexar® Professional 633x SDHC™ / SDXC™ UHS-I cards provide performance you can trust. These high-speed, Class 10 cards leverage UHS-I technology (U1 or U3, depending on capacity) to provide a read transfer speed up to 633x (95MB/s).

Capture extended lengths of video with high-capacity options

With growing video capabilities, you need high-performance cards you can rely on, and high-capacity options to keep you shooting longer without changing cards. Lexar Professional 633x SDXC UHS-I cards makes that easy, providing you with large capacity options up to 512GB.

Save time with dramatically accelerated workflow

The high-speed performance of Lexar Professional 633x SDHC/SDXC UHS-I cards dramatically accelerate your workflow from start to finish, so you can save time and get back to the business of photography.

Recover files with Image Rescue® software

Professional 633x SDHC/SDXC UHS-I cards include a lifetime copy of Image Rescue® software. Image Rescue recovers most photo and select video files, even if they've been erased or the card has been corrupted. The software is available for free download with purchase of the card.

Warranty and support

All Lexar Professional line memory cards come with a limited lifetime warranty and are backed by expert technical support.

Rigorously tested

All Lexar product designs undergo extensive testing in the Lexar Quality Labs, facilities with more than 1,100 digital devices, to ensure performance, quality, compatibility, and reliability.


  • SDXC UHS-I (U1), Class 10 Device: up to 95MB/s reads, up to 20MB/s writes
  • Leverages UHS-I technology for blazing-fast performance, with 633x (95MB/s) minimum guaranteed read transfer speed1
  • Excellent for sustained, rapid-fire shooting and capturing extended lengths of 1080p HD video with any SDXC-compatible camera
  • High-speed, Class 10 card addresses the workflow needs of professional photographers and videographers
  • Includes free downloadable Image Rescue® 4 software to recover lost or deleted photo and video files2
  • Free, dedicated professional technical support

When memory matters, the choice is Lexar

With a long history in the industry, we know memory. We move quickly with technology to design the solutions you need, and work with device manufacturers to make sure our products are compatible. Then we stand behind them with outstanding warranties and helpful customer service. We're dedicated to performance, reliability, and expert support, so when it comes to storing the memories that matter, trust Lexar.

For more than 15 years, Lexar has been trusted as a leading global brand of memory solutions. Our award-winning lineup includes memory cards, USB flash drives, readers, and storage drives. With so many options, it's easy to find the right Lexar solution to fit your needs.


Media Type SDHC / SDXC UHS-I Class 10
Capacity 128GB
Speed Class Rating UHS-I Class 10
Read Speed1 Up to 95MB/sec
Write Speed1 Up to 20MB/sec
Dimensions 24 x 32 x 2.1mm (0.9 x 1.3 x 0.1")
Weight N/A
  1. Up to 95MB/s read transfer, write speeds lower. Speeds based on internal testing. Actual performance may vary. x=150KB/s.
  2. Image or other data recovery is not 100% guaranteed.