CFast as Fast As Possible
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Description
CFast is making its way into a lot of high-end photography equipment... How has it evolved from Compact Flash? Massdrop link: dro.ps Follow us: twitter.com Join our community forum: linustechtips.com
The video begins by establishing the ubiquity of SD cards in modern cameras, phones with expandable storage, and even some video cameras, while noting that SD is not always the right tool for high-end tasks like shooting ultra high-resolution photos or 4K video. It then revisits the older Compact Flash standard and explains how the CFast evolution borrows from CF but moves to a Serial ATA-like bus, enabling data transfers up to 600 megabytes per second, comparable to high end solid state drives. The host highlights the practical implications for professionals who need sustained bandwidth for 4K video and large raw photo workflows, contrasting CFast with SD cards which typically offer far lower speeds. The video also touches on a practical use case where CFast equipment is used for direct recording to solid state drives via a SATA bus, such as a Massdrop sponsored concept to attach two ssds to a camera slot for unlimited 4K recording capacity. Finally, the discussion frames the ongoing format competition between CFast and the competing xqd standard, which relies on PCI Express and promises even higher capacities, leaving the ultimate winner uncertain but reassuring viewers that whichever format prevails, advances in camera media will continue to improve the fidelity and completeness of high resolution captures. The host closes with a short sponsor mention for Massdrop, describes its community driven deals on niche audio gear, and plugs additional related content on the channel, encouraging likes, comments, and exploration of more videos. The overall takeaway is that CFast represents a pivotal step in camera memory, combining high speed with compatibility considerations, while the media format landscape remains dynamic with ongoing innovations and debates about the best path forward for high end photography and video production.
Topics · technology · photography · videography · hardware
Questions answered
- What makes CFast faster than traditional SD cards?
- CFast uses the Serial ATA bus, the same interface used by many SSDs, which allows higher data transfer rates up to about 600 MB/s, compared to SD cards which generally offer lower sustained speeds.
- Why is there a debate between CFast and XQD in high-end photography?
- CFast and XQD compete because XQD uses PCI Express and promises very high capacities, potentially up to 2 TB per card, creating a format war based on speed, capacity, and device compatibility.