Sony CFexpress 640GB Type A Memory Card with 800MB/s Read and 700MB/s Write Speed

High-speed performance

Sony CFexpress Type A memory cards are designed for professional photographers, videographers, and enthusiasts looking to super-charge their workflow with unrivaled speed and reliability. Ultra-high-speed performance (up to 800MB/s read and 700MB/s write) 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.

Rapid response photography

Dramatically expand your photographic possibilities, with uncompressed continuous RAW shooting for fast-moving action such as motorsports and wildlife. Writing speeds of up to 700MB/s ensure ultra-fast camera buffer clearance for responsive, continuous shooting.

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 an ideal storage medium for the future of compact, high-bitrate video and still cameras.

Work faster, be more productive

CFexpress Type A memory cards open up worlds of opportunity for professionals. Handling high-resolution files and high-speed recordings in a small but rugged format, it’s perfect for speeding up workflows and improving productivity, allowing you to have more time available for creative work.

Speed up workflow with the CFexpress Type A card reader

Optimized for Sony CFexpress Type A memory cards, the optional MRW-G2 card reader allows you to transfer data via a SuperSpeed USB 10Gbps (USB 3.2) interface and take full advantage of high-speed backups and more efficient workflows. It’s compact, easy to carry, and works with both Sony CFexpress Type A and SDXC UHS-II/UHS-I memory cards.

Made incredibly TOUGH

Thanks to Sony’s unique TOUGH card design, our CFexpress Type A cards offer over 10x greater bend resistance than the CFexpress Type A standard. Designed for absolute dependability, the resin body is 5x more impact-resistant than the CFexpress Type A standard, and provides IP57 dust and water protection2. New heat-dissipating materials also ensure consistent high-speed data transfers, along with resistance to X-rays, UV, and electrostatic radiation.

Sony’s TOUGH for the roughest places

With a tough design, CFexpress Type A memory cards offer superior strength up to 10x greater than the CFexpressType A standard, additional rigidity tested to 150 newtons of force, and can withstand falls of up to 24.6 feet (7.5 meters).

Sony’s TOUGH for the toughest places

You can rely on CFexpress Type A memory cards to work faultlessly in extreme temperatures, X-rays, electrostatic environments and intense UV light. A dust and water-resistant design with IP57 rating, provides the reliability needed for outdoor use in challenging conditions.

File Rescue: Recover lost files

Even when things go wrong, you can avoid disaster with downloadable rescue software for Sony CFexpress Type A memory card customers. This free software can recover accidentally deleted files and corrupted photos and videos in todays’ common formats.

Media Scan Utility: Scan and monitor your memory

Over time, flash memory wears out and no longer reliably records data. Sony's Media Scan Utility automatically scans your CFexpress Type A memory card each time you connect it to your PC, keeping you informed of its condition so you can take action before the limit is reached. The MRW-G2 card reader (sold separately) is required in order to scan Sony CFexpress Type A memory cards.