Blackmagic Design has renewed its support FAQs for the Blackmagic Pocket Cinema Camera 6K and the 4K and now displays the recommended CFast, SD cards and SSDs by recording format and maximum frame rate for both cameras. For example, there are over 20 CFast 2.0 cards for the BMD PCC6K for 6K Blackmagic RAW 5:1 to max 50 fps (see below).
Here are the recording medium recommendations for the BMD PCC6K as an excerpt:
The following CFast 2.0 cards are recommended for recording 6K Blackmagic RAW 5:1 up to 50 fps.
Angelbird AV PRO CF XT 512GB
CinediskPro 510MB/s CFast 2.0 256GB
Hagiwara Solutions DC-SMAN64GA CFast 2.0 64GB
Hagiwara Solutions DC-SMANA1GA CFast 2.0 128GB
KomputerBay 3400x CFast 2.0 64GB
KomputerBay 3400x CFast 2.0 128GB
Lexar Professional 3400X CFast 2.0 128GB
Lexar Professional 3500X CFast 2.0 128GB
ProGrade Digital 510MB/s CFast 2.0 128GB
ProGrade Digital 550MB/s CFast 2.0 256GB
ProGrade Digital 550MB/s CFast 2.0 512GB
Transcend CFX650 CFast 2.0 TS128GCFX650 128GB
SanDisk Extreme Pro CFast 2.0 SDCFSP-64G-x46D 64GB
SanDisk Extreme Pro CFast 2.0 SDCFSP-128G-x46D 128GB
SanDisk Extreme Pro CFast 2.0 SDCFSP-256G-x46D 256GB
SanDisk Extreme Pro CFast 2.0 SDCFSP-512G-x46D 512GB
Silicon Power CFX310 CFast 2.0 512GB
Sony CFast 2.0 G Series CAT-G64 64GB
Sony CFast 2.0 G Series CAT-G128 128GB
Wise CFA-2560 3400x CFast 2.0 256GB
Wise CFA-5120 3500x CFast 2.0 512GB
Wise CFA-10240 3500x CFast 2.0 1TB