Prograde Digital has developed its CFexpress type b memory cards with next-generation performance leveraging PCIe gen 3 interconnect with NVMe host controller interface for use in mirrorless, DSLR and cinema cameras. Available in capacities from 128gb to 1tb and performance levels providing read speeds up to 1700mb/s ideal for quickly off-loading high volumes of video or raw photos and minimum sustained write speeds up to 1, 500mb/s ideal for uninterrupted, cinematic capture of raw 4k or 6k video. CFexpress type b is compatible with all XQD devices with a firmware update by device manufacturer enabling CFexpress compatibility.
Prograde digital is the official memory card supplier to the FIA world rally championship