The Glyph Technologies 256GB Capture+ CFexpress 4.0 Type B Memory Card is engineered for creators who demand reliable, high-speed performance in real-world production environments. With a 256GB capacity, it delivers read speeds up to 3700 MB/s, write speeds up to 850 MB/s, and sustained write speeds of 550 MB/s—making it suitable for high-resolution video capture, raw image sequences, and fast continuous shooting. SteadyIO technology helps maintain consistent transfer speeds during large, sustained workloads without throttling or thermal slowdowns.
Built on the CFexpress 4.0 standard using a PCIe 4.0 x2 interface, the card is backward compatible with CFexpress 2.0 and 1.0 devices for added flexibility. An advanced thermal design supports stable performance during extended recording sessions, while integrated safeguards help protect your data by saving buffer files and safely shutting down in the event of power loss or sudden removal.
Designed for durability in demanding environments, the Capture+ card offers resistance to temperatures from 10 to 162°F, as well as protection against moisture, dust, shock, X-rays, and magnets—making it a dependable solution for professional photo and video workflows.
Performance with Purpose
Real-world read speeds of up to 3700 MB/s and write speeds of up to 3500 MB/s, with sustained write speeds of up to 3000 MB/s, help tackle 12K+ raw video capture and fast burst raw image sequences.
SteadyIO Technology
SteadyIO technology delivers consistent, uninterrupted read and write speeds across the full capacity, so you won't miss a frame.
Intelligent Power-Loss Handling
Designed to protect in-flight writes in case of camera power loss. Built-in safeguards save buffer files and safely shut down the card.
Advanced Thermal and Power Management
Capture+ cards operate with minimal power draw to preserve camera battery and smartly manage thermals to prevent overheating.
Designed to Endure
Glyph Capture+ cards resist extreme temperatures, moisture, dust, shock, X-rays, and magnets.
Fully Compliant
This card adheres to the CFexpress 4.0 Type B specification and is backward compatible with CFexpress 2.0 and 1.0 devices.
Limited 5-Year Warranty with Level-1 Data Recovery and Advanced Overnight Replacement
The limited 5-year warranty includes overnight advanced replacement and level-1 data recovery to give you peace of mind where it is needed most - your media.
Recommended Cameras
Blackmagic
Canon
- C300 Mark III
- C400
- C500 Mark II
- 1DX Mark III
- EOS R1
- EOS R3
- EOS R5
- EOS R5 Mark II
- EOS R5C
FUJIFILM
Leica
Nikon
- Z6 / Z7
- Z6 II / Z7 II
- D500
- D850
- D5
- D6
Panasonic
- GH6
S1 / S1 II / S1R
S1R II
Phase One
Sony
Compatible, But Not at Highest Settings
Blackmagic
- Pyxis 12K
- URSA Cine
- Cinema Camera 6K
FUJIFILM
Nikon
Panasonic
Phase One
RED
- KOMODO-X
- V-RAPTOR / V-RAPTOR XL
- V-RAPTOR [X] / V-RAPTOR [XL]
