Specifications

System Requirements


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

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

	Pro Tools \| HDX	Pro Tools \| HD Native

Differentiators	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 @ 48/96/192 kHz**	256/128/64 (scalable up to 768 with three HDX cards)	384/192/96 (scalable up to 768 with three Pro Tools \| Ultimate Voice Packs)
Channels of I/O	64 (scalable up to 192 with three HDX cards)	64 (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
Included software	Pro Tools \| Ultimate (perpetual license)	Pro Tools \| Ultimate (perpetual license)
* 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.

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