1TB OWC Atlas Ultra High-Performance CFexpress 2.0 Type B Memory Card by OWC

High-performance, highest quality memory card for the most demanding video recording uses of professional filmmakers and continuous burst mode shooting by advanced photographers
The Fastest, Most Reliable CFexpress Card

When you need the fastest, most reliable CFexpress card, the Atlas Ultra CFexpress is ready to take you to the edge. With incredibly high minimum sustained write speeds up to 1500MB/s, this is the perfect media card for pro filmmakers or extreme action photographers to unleash their cameras capabilities.

Professional filmmakers can capture amazingly life-like 8K RAW video in slow-motion with cinema cameras like the Nikon Z9, Canon R5C, and RED V-Raptor. As a testament to its quality, the Atlas Ultra CFexpress is one of only several media cards that meets RED Digital Cinema’s stringent test standards and has been officially approved for use with their RED V-Raptor Cinema camera.

Quality In = Quality Output
Thanks to an extremely thorough quality control process, you can work fearlessly knowing that your Atlas Ultra 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 Ultra CFexpress is the difference-maker for your high-end workflows and maximum camera setting uses.

Ultra-Speed
Up to 3000MB/s write and up to 3650MB/s read real-world speeds for the most advanced use cases including fast burst RAW image sequences and high-bitrate video recording up to 8K1

Dependable
Delivers up to 1500MB/s minimum sustained write speed

Compatible
Fully compatible with a wide variety of DSLR, mirrorless, and cinema cameras

Compliant
Fully compliant up to CFexpress Type B 4.0 specification and meets Type B 1.0 and 2.0 specifications

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

Shoot, Store, and Swap… Anywhere

Atlas Ultra 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 Ultra CFexpress cards have your work – and your back – well protected.

Truth in Numbers



Up to 3000MB/s Write Speed


Up to 3650MB/s Read Speed


Up to Guaranteed Minimum 1500MB/s 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 Ultra CFexpress cards for reliable peak performance up to 3000MB/s write, 3650MB/s read, and up to 1500MB/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.

Maximum Sequential and Sustained Read/Write Performances delivered by OWC Atlas Ultra CFexpress 4.0 Cards

Details matter when it comes to making an investment into a memory card for your camera. That is why OWC Atlas Ultra CFexpress 4.0 cards leverage the CFA 4.0 specification that is backward compatible with CFA 2.0 (i.e. PCIe Gen3) cameras and readers of today; and forward compatible with CFA 4.0(i.e. PCIe Gen4) cameras and readers of the future delivering the highest performance that you deserve.