Lexar 1TB Professional DIAMOND CFexpress 4.0 Type B Card | Up to 3700MB/s Read & 3400MB/s Write | PCIe 4.0 | 3200MB/s Sustained | VPG400 | Limited Lifetime Warranty |…
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The Lexar 1TB Professional DIAMOND CFexpress 4.0 Type B card delivers industry-leading speeds up to 3700MB/s read and 3400MB/s write with ultra-stable 3200MB/s sustained performance. Designed for professional 8K RAW video and demanding production workflows, it features PCIe 4.0 and advanced pSLC technology.

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Lexar 1TB Professional DIAMOND CFexpress™ 4.0 Type B Card – Next-Gen Storage for Professionals
Extreme Performance with PCIe 4.0
Lexar 1TB Professional DIAMOND CFexpress is engineered for elite cinema workflows and high-end production:
- Up to 3700MB/s read and 3400MB/s write speeds
- Sustained write speed of 3200MB/s
- Powered by PCIe 4.0 interface for next-generation performance
This enables ultra-fast data transfer and 2x faster post-production workflows compared to CFexpress 2.0
Optimized for 4K & 8K Video Recording
- Seamless high-bitrate 4K and 8K RAW video capture
- Certified VPG400 rating for consistent recording performance
- Ideal for cinema production, documentaries, and high-speed shooting
Lexar 1TB Professional DIAMOND CFexpress ensures stable performance with no dropped frames, even in extreme workloads
Built for Professional Reliability
- Advanced pSLC technology for higher endurance and reliability
- Designed for long lifespan and lower power consumption
- Resistant to shock, vibration, dust (IP5X), drops, and extreme temperatures
- Compatible with CFexpress Type B cameras (Canon, Nikon, Panasonic, RED, Blackmagic, etc.)
Lexar 1TB Professional DIAMOND CFexpress is built to perform in demanding real-world environments with maximum durability.
Key Specifications
- Capacity: 1TB
- Form Factor: CFexpress Type B
- Interface: PCIe 4.0
- Read Speed: Up to 3700MB/s
- Write Speed: Up to 3400MB/s
- Minimum Sustained Write: 3200MB/s
- Video Rating: VPG400
- Technology: pSLC Flash
- Use Case: 4K / 8K / Cinema RAW Video & Photography
- Warranty: Limited Lifetime Warranty
Specifications
| Specification | Details |
|---|---|
| Capacity | 1TB |
| Performance | Up to 3700MB/s read, 3400MB/s write; sustained write 3200MB/s (varies by host device) |
| Form Factor | CFexpress™ 4.0 Type B |
| Interface | PCIe 4.0 |
| Speed Class | VPG400 |
| Operating Temperature | -12°C to 72°C |
| Storage Temperature | -25°C to 85°C |
| Dimensions (W × L × H) | 2.96 × 3.85 × 0.38 cm |
| Weight | 7.65 g |
| Endurance | Up to 12,000 insertion cycles |
| Dust Rating | IP5X |
| Drop Protection | 5 meters |
| Shock Resistance | 1500G |
| Compression Resistance | 70N |
| Warranty | Limited Lifetime Warranty |
| Capacity | 1TB |
|---|---|
| Performance | Up to 3700MB/s read, 3400MB/s write, sustained write 3200MB/s (varies by host device) |
| Form Factor | CFexpress™ 4.0 Type B |
| Interface | PCIe 4.0 |
| Speed Class | VPG400 |
| Operating Temperature | -12°C to 72°C |
| Storage Temperature | -25°C to 85°C |
| Dimensions W L H | 2.96 × 3.85 × 0.38 cm |
| Weight | 7.65 g |
| Endurance | Up to 12,000 insertion cycles |
| Dust Rating | IP5X |
| Drop Protection | 5 meters |
| Shock Resistance | 1500G |
| Compression Resistance | 70N |
Lexar 1TB Professional DIAMOND CFexpress 4.0 Type B Card | Up to 3700MB/s Read & 3400MB/s Write | PCIe 4.0 | 3200MB/s Sustained | VPG400 | Limited Lifetime Warranty |...

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