KODAK UHS-I U1 V10 SD Cards 64GB SD Card

The physical connection to your computer, console, or camera. NVMe is typically fastest, but SATA, USB, and SD speeds vary a lot between products, check the Read Speed row too.

How fast data can be read from the drive. Higher is better, especially for boot times and load screens.

The minimum sustained write speed guaranteed for continuous recording. Higher classes handle higher-resolution, higher-bitrate footage without dropped frames.