CFexpress cards
Author: Clayton T
Type B CFexpress cards are the latest and fastest memory cards for professional cameras. They are based on the PCI express Gen3 interface and NVMe 1.3 technology, which allow them to achieve a maximum theoretical performance of 2000 MB/s. They are compatible with most cameras that originally supported XQD cards, such as the Nikon Z6 and Z7, as well as some newer models that have CFexpress Type B slots, such as the Canon EOS R5 and R6.
Type B CFexpress cards are larger than Type A CFexpress cards, which are another variant of the CFexpress format that have a lower speed but a smaller size. Type A CFexpress cards are currently only used by some Sony cameras, such as the Sony A7 IV, A1 and A7S III.
Type B CFexpress cards offer many advantages for photographers and videographers who need to capture high-resolution images and videos at fast frame rates. They can handle uncompressed RAW burst mode shooting, high bit rate 4K+ video recording, and smooth playback without buffering. They are also more durable and reliable than other memory card formats, as they are shock, UV light, x-ray, moisture, dust, and temperature resistant. Some brands of Type B CFexpress cards also offer data recovery software and proprietary tools to sanitize and optimize the card performance. Type B CFexpress cards are available in various capacities and speeds from different manufacturers. Some of the best
Type B CFexpress cards in 2023 are:
SanDisk Extreme Pro CFexpress Type B cards offer read speeds up to of 1700 MB/s and a write speed of 1200 MB/s. It comes with a limited lifetime warranty and RescuePRO Deluxe data recovery software.
Lexar offer several options of Type B CFexpress cards.
- Professional Silver with Read/write speeds up to 1750MB/s Read up to 1300MB/s Write.
- Professional Gold with Read/write speeds up to 1900MB/s Read up to 1500MB/s Write.
- Professional Diamond with Read/write speeds up to 1900MB/s Read up to 1700MB/s Write.
Type B CFexpress cards are the future of memory cards for professional cameras. They offer unparalleled speed, reliability, and versatility for capturing stunning images and videos.