HOME Products Memory Cards CFexpress Cards CreatePro CFexpress® CR40B 4.0 Type B

SiliconPower_Memory-Card_CreatePro-CR40B_CFexpress-4.0-Type-B_2100x1500-1

SiliconPower_Memory-Card_CreatePro-CR40B_CFexpress-4.0-Type-B_2100x1500-2

SiliconPower_Memory-Card_CreatePro-CR40B_CFexpress-4.0-Type-B_2100x1500-3

SiliconPower_Memory-Card_CreatePro-CR40B_CFexpress-4.0-Type-B_2100x1500-4

SiliconPower_Memory-Card_CreatePro-CR40B_CFexpress-4.0-Type-B_2100x1500-5

CreatePro CFexpress® CR40B 4.0 Type B

• Features a PCIe Gen4 x2 interface, perfect for extreme high-resolution photo and 4K/8K video capture
• Achieve blazing speeds with up to 3700MB/s read and 2800MB/s write performance for fast burst RAW image sequences and high bitrate video recording up to 8K
• Enjoy uninterrupted performance with sustained write speeds of at least 2600MB/s for demanding tasks
• Choose from 512GB, 1TB, or 2TB capacities for all your storage needs
• Engineered for toughness, the CR40B resists shock, bending, and impact, and is resistant to ESD for data protection
• Compatible with CFexpress Type B, works with most DSLR and mirrorless cameras, including Canon R5, Nikon Z9, Z7 II, LUMIX GH6
• Reliable performance from -12°C to 72°C; safely stored from -40°C to 85°C
• Low power consumption ensures extended battery life for continuous video recording
• 3-year limited warranty

Expand

Product Introduction
Product Specifications
File Download
Compatibility Search

The Professional's Choice

The CreatePro CR40B is the definitive choice for creators who demand absolute certainty at the point of capture. By securing your vision flawlessly at the source, it guarantees a seamless transition into your transfer and editing phases. Officially recommended by industry vanguards like BlackMagic Design, it ensures the unwavering reliability cinematographers require to deliver the performance needed for high-stakes productions without compromise.

Gen4 x2, Professional Grade

With write speeds up to 2800MB/s* and read speeds up to 3700MB/s, the CR40B utilizes PCIe Gen4 x2 and the NVMe host controller. It's essential for professional photographers needing rapid data transfer and access to high-resolution media, boosting productivity and optimizing workflow, making it essential for capturing every moment.

Sustained, Reliable Capture

The CreatePro CR40B, with its high sustained write speeds of at least 2600MB/s*, ensures a seamless video capture experience. These features enable professionals to consistently achieve high-quality results and flawlessly handle demanding recording sessions, making it exceptionally reliable for elite-level producers.

Endless Shutter Action

With capacities reaching up to 2TB, professional photographers can accommodate extensive amounts of RAW footage. This abundant storage allows for continuous recording, even in demanding and challenging conditions, maximizing the CR40B's potential for capturing every crucial moment.

Resilient Performance

The CR40B CFexpress 4.0 Type B is meticulously engineered to deliver exceptional durability, capable of withstanding impact, bending, and shock. It is also thoroughly resistant to ESD, ensuring unparalleled reliability and performance in even the most rigorous and demanding environments.

Data transfer speed is measured using Silicon Power's internal testing. Results may vary and are dependent on environmental conditions and usage.
Highest transfer speeds achieved only when paired with USB4 CFexpress Type B card reader. The data transfer speed will be different due to interface or host limitations.
Actual usable memory capacity may vary. 1GB = 1,000,000,000 bytes.
4K video (4096x2160p), 8K video (8192x4320p) support may vary based on host device, file attributes, usage conditions and other factors.

P/N	Capacity	Performance Read	Performance Write	⇅ Compare
SP512GBCFEB41V10	512GB	3300MB/s	1000MB/s	Add to compare
SP001TBCFEB41V10	1TB	3300MB/s	2000MB/s	Add to compare
SP002TBCFEB41V10	2TB	3700MB/s	2800MB/s	Add to compare

Capacity	512GB, 1TB, 2TB
Dimensions	38.5mm x 29.6mm x 3.8mm
Weight	8.1g
Interface	PCIe Gen4 x2
Performance Read(max.)	3300MB/s (512GB, 1TB) 3700MB/s (2TB)
Performance Write(max.)	1000MB/s (512GB) 2000MB/s (1TB) 2800MB/s (2TB)
Sustained Write Speed	800MB/s (512GB) 2000MB/s (1TB) 2600MB/s (2TB)
Operating Temperature	-12°C ~ 72°C
Storage Temperature	-40°C ~ 85°C
Operation Voltage	3.3V
Warranty	3-Year Limited Warranty
Disclaimer	Data transfer speed is measured using Silicon Power's internal testing. Results may vary and are dependent on environmental conditions and usage. Highest transfer speeds achieved only when paired with USB4 CFexpress Type B card reader. The data transfer speed will be different due to interface or host limitations. Actual usable memory capacity may vary. 1GB = 1,000,000,000 bytes. 4K video (4096x2160p), 8K video (8192x4320p) support may vary based on host device, file attributes, usage conditions and other factors.

Name

Language

File Format

Version

Last Updated

File Download

CreatePro CFexpress® CR40B 4.0 Type B

PDF.

v1.0

2026/5