ProMaster CFexpress 4.0 Type B
Best high speed storage for professional photographers and videographers.
This card is built for shooters who treat their camera like a cinema rig, prioritizing sustained write speeds over everything else. You get the raw throughput needed for high-bitrate 8K video without dropping frames, though you'll need a modern card reader to actually see those blistering transfer speeds in your workflow.
$349.95
at
Promaster
More Advanced Memory Card options
Who it's for
- High-volume photographers needing to streamline their post-production workflow
- Professional videographers capturing high-resolution footage for demanding projects
- Adventure photographers working in unpredictable or harsh weather conditions
Who should skip it
- Users with older computer hardware or standard USB-C ports
- Budget-conscious hobbyists who do not require maximum data throughput
- Long-form event videographers recording continuous high-bitrate video
Performance breakdown
Burst Shooting Reliability
Sustained write speeds ensure zero dropped frames during high-speed continuous capture.
Offload Efficiency
PCIe 4.0 interface slashes transfer times for massive high-resolution video files.
Environmental Durability
Rugged build handles extreme temperature fluctuations without compromising critical data integrity.
Video Workflow Capacity
Ample headroom for demanding 8K recording and high-bitrate cinema workflows.
Bus Speed Performance
Leverages the latest standards to maximize throughput for modern camera systems.
Storage Longevity
Advanced flash architecture is built to withstand heavy, repetitive professional usage.
Key Specs
Capacity
512 GB
Card Type
CFexpress Card
Form Factor
Type B
Maximum Read Speed
3500 MB/s
Maximum Write Speed
3200 MB/s
Bus Interface
PCIe 4.0
Temperature Proof
Yes
Know before you buy
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