Stunning 4K UHD Video, Blackmagic Design Certified The Cinema Pro (CFX310) delivers the power, performance, capacity, and reliability that professional photographers and videographers can trust to record uninterrupted cinema-quality 4K UHD videos. It was designed, tested, and approved for full functionality by Blackmagic for trusted use in professional cameras and camcorders. Ultra-Fast Speeds For The Most Demanding Jobs The Cinema Pro (CFX310) utilizes the CFast 2.0 interface to achieve write speeds up to 530MB/s. It also passes the test of 2160p ProRes 422 HQ 60fps. This helps guarantee peak performance in the demanding cinematic shooting modes, including DCI 4K, Ultra HD, and Full HD video, as well as raw still images and rapid-fire bursts. Its ultra-fast speed also allows users to quickly offload large files from the for storage or editing. Guaranteed Quality & Sustained Performance The Cinema Pro (CFX310) will record data securely and reliably, whatever your shooting requirements may be. It's equipped with original industrial-grade NAND Flash memory with up to 512GB of storage capacity. Whether shooting 4K Cinema RAW, pro stills photography, or aerial video shooting, this card is engineered to ensure high quality and performance to satisfy today’s demand for ultra-fast speed. Maximized Capabilities Via Multiple Techniques With support for multiple techniques, the capabilities of the Cinema Pro (CFX310) are maximized. Power Shield protects data integrity during sudden power-offs. Global Wear-Leveling helps to extend the lifetime of the card. Advanced Garbage Collection, which is further assisted by the TRIM command, optimizes space and improves overall efficiency. The DEVSLP feature helps to reduce power consumption.