Specifications

Pro Tools Reference Guide602
In Pro Tools HD-series systems, additional mix-
ers are available, based on session sample rate.
HD Accel Card, Standard mixers
Mixer
Sample Rate
(kHz)
Usage
Stereo 44.1 and 48 124x2
88.2 and 96 54x2
176.4 and 192 16x2
Surround, 5.1 44.1 and 48 46x6
88.2 and 96 34x6
176.4 and 192 8x6
Surround, 7.1 44.1 and 48 34x8
88.2 and 96 25x8
176.4 and 192 4x8
HD Accel Card, Dithered mixers
Mixer
Sample Rate
(kHz)
Usage
Stereo
Dithered
44.1 and 48 113x2
88.2 and 96 54x2
176.4 and 192 16x2
Surround
Dithered, 5.1
44.1 and 48 44x6
88.2 and 96 27x6
176.4 and 192 8x6
Surround
Dithered, 7.1
44.1 and 48 34x8
88.2 and 96 20x8
176.4 and 192 4x8
HD Card, default Standard mixers
Mixer Sample Rate
(kHz)
Usage
Stereo 44.1, 48 68x2
88.2, 96 44x2
176.4, 192 16x2
Surround, 5.1 44.1, 48 22x6
88.2, 96 12x6
176.4, 192 4x6
Surround, 7.1 44.1, 48 16x8
88.2, 96 8x8
176.4, 192 2x8
HD Card, Dithered mixers
Mixer Sample Rate
(kHz)
Usage
Stereo
Dithered
44.1, 48
56x2
88.2, 96
34x2
176.4, 192 14x2
Surround
Dithered, 5.1
44.1, 48 19x6
88.2, 96 10x6
176.4, 192 1x6
Surround
Dithered, 7.1
44.1, 48 15x8
88.2, 96 7x8
176.4, 192 not supported