In May of this year, the CF Card Alliance developed the CFexpress 2.0 standard, which split the CFexpress card into three standards: Type A, Type B, and Type C. In less than half a year after the new standard was established, Sandisk released the first CFexpress Type B card, Extreme Pro CFexpress, with a maximum read and write speed of 1700 MB/s and 1400 MB/s.
CFexpress Type B has the same size and physical interface as the XQD card. It uses the PCIe Gen 3×2 bus and NVMe 1.2 protocol. The interface theoretical bandwidth is 2000MB/s, which is the easiest and most popular standard for CFexpress 2.0.
Sandisk Extreme Pro CFexpress is fully compatible with Z6, Z7, S1, S1R, D5 cameras with XQD card slot, but the camera does not have full performance, the 512GB version reads at 1700MB/s, close to the interface limit, The incoming write speed is also 1400MB/s, which is 3.5 times faster than the fastest XQD card.
The slowest 64GB read/write speed is also 1500MB/s and 800MB/s. The medium-capacity 128GB and 256GB versions have the same read/write speed of 1700MB/s. 1200MB/s, the speed surpasses most consumer SSDs.
Sandisk Extreme Pro CFexpress is only available in the UK, France, Italy, and Spain. It offers 64GB, 128GB, 256GB and 512GB. The lowest price is 204.99 Euro, and the highest price is 788.99 Euro. The price is about the same capacity. Double the XQD card. In line with the high-speed card, Sandisk also introduced the USB 3.1 Extreme Pro CF Express card reader, priced at 80 euros.