Unmatched performance to capture smooth 8K RAW video
From field to post-production, experience the unmatched performance of the Lexar® Professional CFexpress™ Type B Card DIAMOND Series. Designed to meet the demands of professional filmmakers and content creators, this card unleashes blazing-fast speeds of up to 1900MB/s read and 1700MB/s write, and minimum sustained write speed of 1600MB/s1 to capture smooth RAW 4K, 6K, 8K and beyond video with sustained performance.

Dramatically accelerate your workflow
The blazing-fast performance of the Lexar® Professional CFexpress™ Type B Card DIAMOND Series allows you to capture and transfer content quickly and efficiently. And with an industry-leading read transfer speed up to 1900MB/s,1 you’ll quickly power through post-production and dramatically accelerate your workflow from start to finish.

Supports smooth 8K video performance
Featuring PCIe Gen 3x2, NVMe high-speed protocols, and a write speed of up to 1700MB/s,1 this card captures the highest quality RAW, ProRes, and 8K video with ease. It also meets the VPG400 specification for professional-quality video, meaning it's guaranteed to capture video streams at a minimum guaranteed write speed of 400MB/s1 when used with compatible host devices and recording media.

Backwards-compatible with XQD® cameras
For added versatility, Lexar® Professional CFexpress™ Type B DIAMOND Series is backwards-compatible with select XQD® cameras,2 enabling existing devices with next-generation performance.

Capture adventure with ultimate durability
The Lexar® Professional CFexpress™ Type B Card DIAMOND Series is built with the rugged durability you need to capture even in the harshest of conditions. The cards are designed to be shock and vibration-proof, and resistant to extreme temperatures.

Rigorously Tested
All Lexar products undergo extensive testing in the Lexar Quality Labs, facilities with thousands of different cameras and digital devices to ensure performance, quality, compatibility, and reliability.