Verified Memory Cards (CFexpress Cards) (EOS R3)
Operation of the following CFexpress cards has been verified.
| Manufacturer | Card | Capacity (GB) |
EOS R3 (As of September 2021) |
|
|---|---|---|---|---|
| Still Photos |
RAW Movies 6K 59.94 fps |
|||
| ProGrade Digital | Cobalt | 650 | Supported | Supported |
| 325 | Supported | Supported | ||
| Gold |
1024 (Speed as labeled: 1700 MB/s) |
Supported | Supported | |
|
512 (Speed as labeled: 1700 MB/s) |
Supported | Supported | ||
| SanDisk | Extreme Pro | 512 | Supported | Supported |
| 256 | Supported | Not supported | ||
| Lexar | — | 512 | Supported | Supported |
| 256 | Supported | Supported | ||
| Sony | TOUGH | 512 | Supported | Supported |
| 256 | Supported | Supported | ||
- All cards measured with [Auto pwr off temp.] set to [High].
- High internal camera temperatures will cause the camera to switch to
automatically. - Memory cards may become hot during RAW movie recording. If so, recording may stop before the camera switches to .