---
title: Data rate atom
framework: quicktime-file-format
role: symbol
role_heading: Data field
path: quicktime-file-format/reference_movie_descriptor_atom/data_rate_atom
---

# Data rate atom

A reference movie atom may contain an optional data rate atom.

## Overview

Overview Only one data rate atom can be present. See Data rate atom ('rmdr') for more information.

## See Also

### Data fields

- [Size](quicktime-file-format/reference_movie_descriptor_atom/size.md)
- [Type](quicktime-file-format/reference_movie_descriptor_atom/type.md)
- [Data reference atom](quicktime-file-format/reference_movie_descriptor_atom/data_reference_atom.md)
- [CPU speed atom](quicktime-file-format/reference_movie_descriptor_atom/cpu_speed_atom.md)
- [Version check atom](quicktime-file-format/reference_movie_descriptor_atom/version_check_atom.md)
- [Component detect atom](quicktime-file-format/reference_movie_descriptor_atom/component_detect_atom.md)
- [Quality atom](quicktime-file-format/reference_movie_descriptor_atom/quality_atom.md)