ProGrade Digital is the first to announce a new CFexpress version 4.0 Type B memory card and reader


ProGrade Digital is the first company to announce a new 1.3TB CFexpress version 4.0 Type B memory card and a reader providing read speeds of up to 3,400MB/s, burst write speeds of up to 3,000MB/s, and sustained write speeds of up to 2,800MB/s:

ProGrade Digital products are also sold at Adorama, Amazon, and B&H Photo.

See this post for additional information:

The new CFexpress memory card update 4.0 will double the speed to 4 GB/s while still being backward compatible

Technical specifications:

ProGrade Digital CFexpress Type B 1.3TB Cobalt Memory Card: 

  • Maximum read speed up to 3,400MB/s
  • Burst write speed up to 3,000MB/s
  • Minimum sustained write speed up to 2,800MB/s
  • CFexpress 4.0
  • Capacity: 1.3TB
  • Fully compliant with CompactFlash™ Association 4.0 specification and backward compatible with 2.0 specification
  • NVMe host interface with PCIe Gen4 X2 interconnect
  • Low standby power through NVMe PS0 – PS4 support enabling extended battery life
  • Metal enclosure for improved durability and heat dissipation
  • Thermal throttling protects the card from overheating
  • Laser etched unique serial numbering for the tracking of key components and manufacturing data for the highest quality control
  • Temperature ranges: operating 14°F to 158°F/ -10°C to 70°C; storage -4°F to 185°F/ -20°C to 85°C
  • Packaging: Biodegradable fiber tray 
  • Refresh Pro ready*
  • SLC (Single Level Cell) memory technology for the highest endurance and reliability
  • RED V-Raptor and Komodo X approved
  • X-ray proof and shock-proof
  • 3-year warranty
  • MSRP: $1,459.99

 ProGrade Digital USB 4.0 CFexpress Type B Single-Slot Card Reader Key Features:

  • Single-slot memory card reader for CFexpress 4.0 Type B cards
  • Backward compatible with CFexpress 2.0 Type B cards
  • Transfer rates of up to 40Gbps (5GBytes/sec)
  • USB 4.0 interface
  • Patented magnetic base and included adhesive metal plate
  • Heat sink for extra cooling capability
  • Refresh Pro™ enabled*
  • USB 4.0 certified cable included
  • MSRP $99.99

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