Sony CFexpress Type A 640GB Memory Card
Sony CFexpress Type A memory cards are designed for professional photographers, videographers and enthusiasts looking to super-charge their workflow with unrivalled speed and reliability. Ultra-high speed performance (up to 800MB/s read and 700MB/s write¹) is efficiently packed in the compact and durable body, to help you get the most from the latest high-end cameras.

Dependable videography

Sony CFexpress Type A cards are optimized for continuous, high-bandwidth data writing, making them ideal for professional high-bitrate video recording, such as 4K 120p, where dependability is critical. For extra reassurance and video recording stability they also carry the VPG (Video Performance Guarantee) 400.

New standard for compact storage

CFexpress Type A cards are a new standard for compact, high-performance storage. Despite being smaller than a conventional SD card, their PCIe Gen3 interface offers ultra-fast data transfer. It is...