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

Up to


Write Speed

Compatible with



Up to


High-Bitrate Video



Photo Shoots


Only $94.99 Dual pack savings available


Only $134.99 Dual pack savings available


Only $169.99 Dual pack savings available


Only $349.99 Dual pack savings available


Only $649.99 Dual pack savings available

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.

Compatibility You Can Count On

compatible, but not at highest resolution settings
128GB OWC Atlas Pro CFexpress Memory Card
256GB OWC Atlas Pro CFexpress Memory Card
2TB OWC Atlas Pro CFexpress Memory Card
560GB OWC Atlas Ultra CFexpress Memory Card

Atlas Pro CFx

Atlas Pro CFx

Atlas Pro CFx

Atlas Ultra CFx




512GB - 2.0TB

165GB - 650GB

Max sequential read





Max sequential write





Min sustained write





Canon C300 Mark III

Canon C500 Mark II

Canon 1DX Mark III

Canon EOS R3

Canon EOS R5

Canon EOS R5C

DJI Ronin 4D Cinema 6K (325GB, 625GB cards)

Fujifilm X-H2

Fujifilm X-H2S

Nikon Z9

Nikon Z6 / Z7

Nikon Z6 II / Z7 II

Nikon D500

Nikon D850

Nikon D5

Nikon D6

Panasonic GH6

Panasonic S1 / S1R

PhaseOne XF IQ4

RED V-Raptor (325GB, 625GB cards)

RED V-Raptor XL (325GB, 625GB cards)

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 1500MB/s write and 1700MB/s read real-world speeds for the most advanced uses cases including fast burst RAW image sequences and high bitrate video recording up to 6K1,2


Fully compatible with a wide variety of DSLR and mirrorless cameras


Fully meets CFexpress Type B 1.0 and 2.0 specifications


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


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


3 Year OWC Limited Warranty

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 1500MB/s write, 1700MB/s read, and up to 400MB/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.

OWC, Trusted by Pros & Enthusiasts the World Over

OWC, Trusted by Pros & Enthusiasts the World Over

We build our hardware to the highest standards of reliability and performance. Because 100% reliability is always the goal, we rigorously quality test and back our hardware with a 3 Year OWC Limited Warranty and award-winning customer support.

Learn More
  1. Up to 1500MB/s write / up to 1700MB/s read peak performance was observed based on testing OWC Atlas Pro CFexpress cards in an Ableconn PEX-CF106 PCI Express 3.0 x4 Host Adapter Card in a Gigabyte Aorus Master X570 motherboard with an AMD Ryzen 9 5950X 4.9GHz CPU and 32GB RAM, in Windows 10 Pro using Crystal Disk Mark (1GB file size). Sustained write speeds up to 140MB/s for the 128GB card, up to 300MB/s for the 256GB card, and up to 400MB/s for the 512GB-2TB cards was observed. Performance will vary depending on host hardware, software, usage, and Atlas Pro CFexpress card storage capacity used.
  2. Atlas Pro CFexpress cards in 512GB and higher capacities are recommended for 6K video recording.