Designed for capturing raw 8K, 6K, and 4K video, the 1TB CFexpress 4.0 Type B Gold Memory Card from ProGrade Digital provides read speeds of up to 3400 MB/s, which helps to quickly offload content to your computer, and write speeds of up to 3000 MB/s. Additionally, the Gold’s minimum write speed is guaranteed not to drop below 2800 MB/s. In addition to raw video, this card can also capture 8K, 6K, 4K ProRes 4444 video, ProRes 422 HQ video, and more.