From the field to post production, the 512GB Professional CFexpress Type B Card DIAMOND Series from Lexar is designed to meet the demands of professional filmmakers and content creators. This card delivers read speeds of up to 1900 MB/s, write speeds of up to 1700 MB/s, and minimum sustained write speeds that won't drop below 1600 MB/s, all of which allows you to capture smooth raw 8K, 6K, 4K, and beyond video. Additionally, it is compliant with the VGP-400 video class standard, which guarantees write speeds of at least 400 MB/s.

Designed to leverage the capabilities of next-generation cinema cameras, mirrorless cameras, and DSLRs, this card utilizes the PCI Express 3.0 x2 and NVMe protocols to provide high-speed performance, durability, and reliability. It is resistant to shock and vibration, as well as temperatures ranging from 14 to 158°F.

Please note that in additional to CFexpress compatibility, this CFexpress Type B card is backward compatible with select XQD cameras.

512GB Storage Capacity    PCIe 3.0 x2 / NVMe Protocols    Max Read Speed: 1900 MB/s    Max Write Speed: 1700 MB/s    Min. Sustained Write Speed: 1600 MB/s    VPG-400 Compliant at 400 MB/s    Records Raw 8K, 6K, 4K, and Beyond    Records High-Quality Images    Shock / Vibration / Temperature Proof

The fast performance of the CFexpress Type B Card DIAMOND Series allows you to capture and transfer content quickly and efficiently. And with a read speed of up to 1900 MB/s, you will quickly power through post-production and dramatically accelerate your workflow from start to finish.

Featuring PCIe Gen 3 x2 and NVMe high-speed protocols, capture the highest quality raw, ProRes, and 8K video with ease. And with write speed of up to 1700 MB/s, this card enables seamless and sustainable performance when content is written to the card. This card also supports VPG 400 specification for professional-quality video. This means the card's been tested and guaranteed for professional video capture streams at a minimum guaranteed write speed of 400MB/s for compatible host devices and recording media.

For added versatility, this Lexar Professional CFexpress Type B Card DIAMOND Series is backwards compatible with select XQD cameras, enabling existing devices with next-generation performance.

This Lexar Professional CFexpress Type B Card DIAMOND Series is built with the rugged durability you need to capture, even in the harshest of conditions. The cards are designed to be shock and vibration-proof, and resistant to extreme temperatures. And, for added peace of mind, the card is backed by a limited lifetime warranty.

Related Questions and Answers

Q: 1. Does a Lexar Professional CFexpress Type B USB 3.2 Gen 2x2 Reader require a USB 3.2 Gen USB port on my computer to move images?

A: The Lexar Professional CFexpress Type B USB 3.2 Gen 2x2 Reader does not require a USB 3.2 Gen USB port on the computer. However, older USB versions will download the images more slowly.

Q: 2. Will this work with the Sony MRW-G1 CFexpress Type B/XQD Memory Card Reader?

A: Yes, the Lexar 256GB Professional CFexpress Type B Card DIAMOND Series is compatible with the Sony MRW-G1 CFexpress Type B/XQD Memory Card Reader.

Q: 3. Will my San Disk cfexpress reader read the Lexar cards?

A: Yes, a SanDisk CFexpress card reader will read Lexar CFexpress cards.

Q: 4. It says " Backwards compatible with select XQD cameras" "Compatible with firmware enabled CFexpress cameras" Do is it XQD Compatible or not? If is XQD Compatible it means I Can Use this card on my D4s?

A: No. The unit will only adapt to 1 CompactFlash card and 1 XQD memory type card.

Q: 5. Wha's the minimum write speed ?

A: The Lexar 128GB Professional CFexpress Type B Card SILVER Series has a minimum sustained write speed of 480MB/s.

Q: 6. WIll this card work with Nikon D850 after installing the Version 1.20 firmware update which supports CFexpress cards? Anyone have success with that combination?

A: Yes. Card will support buffer rate of camera.

Q: 7. Will these work with the Sony FS7 since they work on select QXD cameras?

A: No, the Lexar 128GB Professional CFexpress Type B Card SILVER Series is not compatible in the Sony FS7. It uses XQD cards not CFexpress type B. Like this one, https://bhpho.to/2Cacm4S.

Q: 8. Will these cards support the 8k RAW LT at 60p that the R5C spits out?

A: The Lexar 2TB Professional CFexpress Type B Card GOLD Series is compatible for recording 8K 60p RAW video on the Canon R5C camera.

Q: 9. Why am I unable to move images from my dell laptop computer running windows 11 to the lexar 128 GB CFexpress Type B memory card?

A: Transferring images from the Lexar 128GB Professional CFexpress Type B Card DIAMOND Series require the approriate card reader, like the Lexar Professional CFexpress Type B USB 3.2 Gen 2x2 Reader (B&H # LERW550URNBN).

Q: 10. Is the sustained write speed of this card sufficient for the 8k30 Raw on the Canon R5? (2.6Gbps == 325MBps)

A: This is the best type of card you can get for the R5. In 8K RAW 30 the data rates are about 2600 Mbps. I would probably suggest a different CFExpress card with a faster write speed if you're aiming to film in 8K raw.