Description
The SanDisk Extreme Pro 512GB microSDXC card leverages proprietary SanDisk QuickFlow technology to achieve industry-leading read speeds of up to 250MB/s. This UHS-I card is engineered for professionals and enthusiasts who require uncompromising performance for capturing and moving high-bitrate media. With a write speed of 170MB/s, it ensures that your hardware can keep up with rapid-fire photography and intensive video workflows without dropped frames.
- Professional drone pilots requiring V30-rated sustained write speeds for stable 4K UHD aerial cinematography.
- Action camera users capturing high-frame-rate footage in rugged outdoor environments.
- Android smartphone power users seeking A2-rated performance for fast application execution and multitasking.
- Handheld gaming console owners, such as Steam Deck or Nintendo Switch users, looking to minimize game load times.
- Content creators who need to offload massive amounts of footage quickly to meet tight production deadlines.
- Model Number: SDSQXCJ-512G-GS6MA
- Capacity: 512GB
- Interface: UHS-I
- Sequential Read Speed: Up to 250MB/s
- Sequential Write Speed: Up to 170MB/s
- Speed Classes: Video Speed Class 30 (V30), UHS Speed Class 3 (U3), Class 10
- Application Performance: A2 Rating
- Durability: Waterproof, shockproof, X-ray proof, and temperature-proof (-13°F to 185°F)
In practical application, the 170MB/s write speed effectively eliminates the buffer lag often encountered during continuous RAW photo bursts on high-end mirrorless cameras using adapters. The A2 specification significantly improves the IOPS (Input/Output Operations Per Second), making apps stored on the card feel as responsive as those on internal storage. When paired with a compatible SanDisk Professional PRO-READER, the 250MB/s read speed drastically reduces the time spent waiting for file transfers, streamlining the entire post-production process.
Compared to standard UHS-I cards, the Extreme Pro series offers a significant performance overhead, moving from the typical 100-150MB/s range to a peak of 250MB/s read. While the standard Extreme series is sufficient for casual 4K recording, the Extreme Pro is specifically optimized for higher bitrates and professional reliability. It maintains backward compatibility with all microSDXC-supporting devices, though maximum speeds are only realized with hardware supporting SanDisk's QuickFlow technology.
- What is the benefit of the V30 rating for 4K video? The V30 rating guarantees a minimum sustained write speed of 30MB/s, which is essential for preventing recording interruptions in high-bitrate 4K UHD video.
- How does the A2 rating affect smartphone performance? The A2 rating optimizes the card for random read/write operations, allowing mobile applications to launch and run directly from the card with minimal latency compared to A1 or non-rated cards.
- Is this card compatible with the Nintendo Switch? Yes, the SanDisk Extreme Pro exceeds the Switch's requirements, providing some of the fastest possible load times for digital game titles.
- Can this card withstand extreme weather? Yes, the card is tested to operate in temperatures ranging from -13°F to 185°F and is built to be waterproof and shockproof for outdoor use.
- Do I need a specific reader to reach 250MB/s? Yes, to achieve the maximum advertised 250MB/s read speed, you must use a reader that supports SanDisk QuickFlow technology, such as the SanDisk Professional PRO-READER SD and microSD.
