Lexar Professional DIAMOND CFexpress 4.0 Type B Memory Card

Capture 8K RAW Without Limits

Unlock next-generation speed and reliability with the Lexar Professional DIAMOND CFexpress 4.0 Type B Memory Card. Designed for professional filmmakers and photographers, this powerhouse card harnesses PCIe 4.0 technology to deliver lightning-fast performance with:

• Read speeds up to 3700 MB/s

• Write speeds up to 3400 MB/s

• Sustained write speeds of 3200 MB/s

This uncompromising performance allows you to capture 8K RAW cinema-quality video and high-resolution stills with absolute confidence, while also dramatically accelerating your post-production workflow.

Key Features

• Superior PCIe 4.0 Performance – Max read speeds of 3700 MB/s and sustained write speeds of 3200 MB/s.

• 2x Faster Post-Production Workflow – When paired with the Lexar Professional Workflow CFexpress 4.0 Type B Reader, file transfers are twice as fast as CFexpress 2.0.

• VPG-400 Certified – Guaranteed minimum sustained write speeds of 400 MB/s for uninterrupted 8K RAW video capture.

• Enhanced Endurance with pSLC Technology – Extends card lifespan up to 30,000 TBW, while lowering power consumption and improving data reliability.

• Professional-Grade Durability – Engineered with 8-point protection:

  • Temperature-proof

  • Vibration-resistant

  • 12,000x wear-out resistant

  • Dust-proof (IP5X)

  • Drop-proof up to 16.4 feet

  • Shock-resistant

  • Compression-resistant (7x stronger than SD cards)

  • Bend-resistant

Built for Professionals

Whether you are shooting cinematic productions, high-speed sports, or demanding commercial projects, this card ensures flawless performance in even the most challenging conditions. By guaranteeing write speeds won’t drop below 400 MB/s, you can record extended 8K RAW sessions without dropped frames or data loss.

Reliable Protection & Support

Every Lexar Professional DIAMOND CFexpress 4.0 Type B card comes backed by a limited lifetime warranty and access to professional data recovery software, giving you complete peace of mind for mission-critical projects.

Why Choose Lexar?

As an industry leader in professional memory solutions, Lexar delivers trusted, high-performance storage that keeps pace with the demands of next-generation cameras and workflows. The DIAMOND series represents the cutting edge of memory technology – giving creative professionals the speed, reliability, and durability needed to push boundaries.