XQD
XQD is a flash memory card format designed for high-speed data transfer in professional digital photography and video equipment. Introduced in the early 2010s by Sony with industry partners, XQD was intended as a fast alternative to CompactFlash for high-performance cameras and workflows. The format is defined by a PCIe-based interface and a dedicated controller on the card, enabling rapid sequential read and write operations to support high-bitrate video and continuous shooting.
Technical design centers on a PCIe-based interface and a built-in controller, which together provide low latency
In terms of adoption and market trajectory, XQD was used by several camera brands in the early-to-mid
Form factor and compatibility considerations include the need for compatible readers and host devices. While some