ProGrade Digital released some additional information about their new CFexpress memory cards:
CFexpress Cobalt
- Maximum read speed 1600MB/s
- Burst write speed 1400MB/s
- Minimum sustained write speed 1300MB/s
- Capacities: 325GB, 650GB
CFexpress Gold
- Maximum read speed 1600MB/s
- Burst write speed 600MB/s – 1000MB/s
- Minimum sustained write speed 150MB/s – 400MB/s
- Capacities: 120GB, 256GB, 512GB, 1TB
CFexpress 1.0 Cobalt and Gold both deliver:
- Fully compliant with CompactFlash™ Association 1.0 specification
- NVMe host interface with PCIe Gen3 X2 interconnect
- Extended battery life and low standby power through NVMe PS0 – PS4 support
- XQD host interoperable with firmware support
- Metal enclosure for improved durability and heat dissipation
- Thermal throttling protects card from overheating
- Optimized controllers specifically designed for use in professional-grade motion and still capture cameras
- Unique serialized tracking of every card enabling identification of key components and manufacturing data for the highest quality control
- Rigorous 100% full card testing down to individual memory chips for optimal quality
- X-ray proof, shock-proof
- Temperature ranges: operating 14 to 158°F/ -10 to 70°C; storage -4 to 185°F/ -20 to 85°C
- Dimensions: 29.6mm x 38.5mm x 3.8mm
- 3-year warranty
ProGrade Digital memory cards are sold at B&H Photo and Amazon.
Sony also announced the development of new CFexpress memory cards.
Press release:
