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.

Specific Read and Write Speeds:
128GB - up to 1900MB/s Read, 1700MB/s Write Speeds
256GB - up to 1900MB/s Read, 1700MB/s Write Speeds

Specifications:
• Brand: Lexar Professional
• Model: CFexpress Diamond Series
• Card Type: CF Express Type B
• Memory Capacity: 256GB 128GB
• Interface: PCI-Express 3.0 x2 / NVMe Protocols
• Read Speed: up to 1900MB/s
• Write Speed (max to min): Max 1700MB/s / 1600MB/s, Sustained 400MB/s
• Video Recording Support: High Quality RAW 4k, 6K, and 8K Video, ProRes
• Rated Video Performance Guarantee (VPG): 400MB/S
• Other Features: backward compatible with XQD Cameras
• System Requirements: Mac OS 10.8 , Windows 11/10/8/7/Vista/XP, USB 2.0 Port