System Requirements
| System | Avid-qualified Thunderbolt-equipped computer (see details) |
Specifications
COMPARE PRO TOOLS | HD SYSTEMS
| Pro Tools | HD Accel* | Pro Tools | HDX |
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| GENERAL FEATURES | |||
| Simultaneous voices/audio tracks @ 48/96/192 kHz** | 96/48/18 (up to 512 total) | 256/128/64 (up to 768 with three HDX cards) |
384/192/96 (up to 768 with three Voice Packs) Get more voices |
| Latency*** | 0.96 ms | 0.7 ms | 1.7 ms |
| Instrument Tracks | 128 | 256 | 256 |
| MIDI Tracks | 512 | 1.024 | 1,024 |
| Aux Tracks | 160 | 512 | 512 |
| Busses | 256 | unlimited |
unlimited |
| Channels of I/O | 32 (up to 96 total) | 64 (up to 192 total) | 64 |
| Automatic Delay Compensation (ADC) | 4,096 samples | 16,383 samples | 16,383 samples |
| Processing Depth | 24-bit fixed | 32-bit floating point | 32-bit floating point |
| Mixer Depth | 48-bit fixed | 64-bit floating point | 64-bit floating point |
| DSP Power | 9 x 200 MHz processors (56k) | 18 x 350 MHz processors (T1) | n/a (CPU host) |
* Pro Tools | HD Accel is the previous generation Pro Tools | HD system and no longer available. It is shown for comparison only
** Audio tracks based on sample rates of 48/96/192 kHz, respectively.
*** Latency calculated using a 96 kHz sample rate with a 64-sample buffer. Tests run using Pro Tools | HDX and Pro Tools | HD Native with Pro Tools | HD I/O, and Pro Tools | HD Accel with 192 I/O.