System Requirements

System Avid-qualified Thunderbolt-equipped computer (see details)

Compare Pro Tools | HDX vs. Pro Tools | HD Native



Pro Tools |
Pro Tools | HD Native
  • Get worry-free performance with all mixing, routing, automation, and processing handled by dedicated DSP
  • Use the card to run AAX DSP plugins, freeing up CPU load
  • Achieve the lowest latency in the industry
  • Work with up to 768 voices per system—guaranteed
  • Interface with any DigiLink-enabled hardware, supporting up to 192 channels of I/O
  • Gain creative flexibility with support for both AAX DSP and AAX Native plugins
  • Expand your system as your business grows
  • Leverage the power of your computer to handle all processing natively
  • Interface with any DigiLink-enabled hardware, supporting up to 64 channels of I/O
  • Achieve low latency while leveraging native CPU power
DSP processing 18 x 350 MHz TI processors per HDX card (6.3 GHz aggregated processing) None (CPU host processing)
Latency* 0.7 ms 1.7 ms
Simultaneous voices/audio tracks  2,048 (HDX Hybrid Engine) 
256 per card (HDX Classic)
Channels of I/O 64 
(scalable up to 192 with three HDX cards)
(fixed I/O, not scalable)

Automatic Delay Compensation for hardware inserts

16,383 samples 16,383 samples
Processing depth 32-bit floating point 32-bit floating point
Mixer depth 64-bit floating point 64-bit floating point
* 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.

** Audio tracks based on sample rates of 48/96/192 kHz, respectively. Installing additional cards will increase track counts to the maximum allowable.