The world’s fastest Lexar Diamond Series 256GB CFexpress Type B memory card







Lexar officially released the world’s fastest Lexar Diamond Series 256GB CFexpress Type B memory card. Here are the details:

Main features:

Specifications (click for larger view):



Performance test:



Comparison with other CFExpress memory cards (click for larger view):



The Lexar CFexpress Type B Diamond Series memory cards are now in stock at B&H Photo:



Some quotes from Explora and the press release:

“Available in capacities of either 128GB or 256GB, this card utilizes the PCIe 3.0 x2 / NVMe protocol to deliver a serious maximum read speed of 1900 MB/s, a maximum write speed of 1700 MB/s, and minimum sustained write speeds of 1600 MB/s. It also supports the VPG-400 video class standard, which guarantees write speeds won’t drop below 400 MB/s. It is also resistant to shock, vibration, and temperature, and is backward compatible with select XQD devices. To round things off, protection is provided by a limited lifetime warranty.”

“To meet the demand of high-performance memory solution needed for professional filmmakers and content creators, the Lexar® Professional CFexpress™ Type B Card DIAMOND Series provides unmatched read speeds of up to 1900MB/s, dramatically accelerating your post-production workflow for enhanced productivity. And with blazing-fast write speeds of up to 1700MB/s1, quickly capture smooth RAW 8K, 6K and 4K video with ease. It is also backwards compatible with select XQD® cameras.”



Additional information: