256GB OWC Atlas Pro CFExpress 2.0 Memory Card


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OWC Atlas Pro CFexpress

Cost-effective, highest quality memory card for the most demanding needs of professional photographers and the most common use cases of professional filmmakers

Awesome Professional Performance Made Affordable

When you want a CFexpress Type B memory card that checks all the boxes for all the most common professional workflow needs, Atlas Pro CFexpress is your cost-effective choice. You’ll enjoy awesome performance for the most demanding photo projects including intermediate action sports and wildlife photos. Capture up to 6K high bitrate video. Whether you’re a photographer using a firmware updated XQD camera and only need modest storage or are a filmmaker using the latest camera, there’s an Atlas Pro CFexpress card in the optimal capacity for your specific need.


  • (1) 256GB OWC Atlas Pro CFexpress 4.0 Type B Memory Card
  • (1) Jewel Case
  • 3 Year OWC Limited Warranty

Quality In = Quality Output

Thanks to an extremely thorough quality control process, you can work fearlessly knowing that your Atlas Pro CFexpress card will flawlessly deliver the speed and data integrity you need when you only have one chance to capture the moment. Quality in, quality output. The Atlas Pro CFexpress is the difference-maker for your high-end workflows and maximum camera setting uses.

Pro Speed

Up to 1700MB/s write and 1850MB/s read real-world speeds for the most advanced use cases including fast burst RAW image sequences and high bitrate video recording up to 6K


Fully meets CFexpress Type B 1.0 and 2.0 specifications


Impact, bend, shock, ESD, UV ray, and x-ray resistant



Fully compatible with a wide variety of DSLR and mirrorless cameras


128GB and 256GB capacities for XQD format cameras that have been updated to support CFexpress

Shoot, Store, and Swap… Anywhere

Atlas Pro CFexpress cards can shrug off the toughest environmental challenges, including x-rays, UV rays, shocks, drops, and extreme temperatures. Go ahead…shoot, store, and swap with total peace of mind. Atlas Pro CFexpress cards have your work – and your back – well protected.

Who is it for?

  • Intermediate action sports photographers
  • Intermediate outdoor/wildlife photographers
  • Individual pro photo / video creatives with advanced capabilities
  • Film production companies

          What is it for?

  • Capturing the winning play of the game in clear detail
  • Creating a freeze-frame sequence of a cheetah running down prey
  • Branded, huge following influencers needing to create enhanced, professional-looking content for their channels
  • Product photo shoots

Truth in Numbers

Up To


Write Speed

Up To


Read Speed

Up To


Sustained Write Speed

Big theoretical performance numbers are certainly eye-catchers, but they are misleading when your workflow requires real-world speed. That’s why we take the extra time to run OWC flash storage solutions through intensive performance testing, and we share our test setup and parameters. Truthfully listing Atlas Pro CFexpress cards for reliable peak performance up to 1700MB/s write, 1850MB/s read, and up to 800MB/s sustained write speed defines our commitment to the “OWC Difference,” which ensures these CFexpress Type B cards will deliver the performance you are counting on.