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Apollo x8
Produce music with authentic analog sound.
- Produce music with elite-class Apollo X Gen 2 audio conversion, and hear every detail with unprecedented dynamic range
- Use four Unison™ preamps to get the sound of iconic analog gear from Neve, API, Manley, Fender, and more
- Record through UAD plug-ins in realtime with onboard HEXA Core DSP
- Work faster with new UAD Console features including Auto-Gain, Plug-In Scenes, Monitor Controller, Immersive Audio, and more
- Mix with confidence in any room or through headphones using Apollo Monitor Correction by Sonarworks®
- Get included UAD plug-ins from Auto-Tune, Fairchild, Teletronix, and more with Essentials+ or Studio+ Editions
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What’s Included
Available Plug-In Bundles
Produce Music with Authentic Analog Sound
What They Say
Jacquire King
Kings of Leon, Norah Jones, Cold War Kids
Vance Powell
Jack White, The Dead Weather, The Raconteurs
Fab Dupont
Shakira, Santigold, Jennifer Lopez
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Frequently Asked Questions
The Apollo x8 is worth it for producers and engineers who want both elite, analog-sounding audio conversion and onboard realtime DSP processing in a single rack unit. Its Gen 2 converters deliver 130 dB of dynamic range and -127 dB THD on the D/A side, which is firmly in the territory of dedicated mastering converters. Add four Unison mic preamps, four additional line inputs, and HEXA Core DSP, and you have a system that handles serious sessions without needing a separate DSP accelerator.
The Apollo x8 combines elite audio conversion with onboard HEXA Core DSP processing, letting you run over 200 UAD plug-ins with near-zero latency directly in UAD Console. Most rack interfaces in this I/O range offer conversion and preamps, but few include onboard DSP for realtime processing, a fully integrated monitor controller, and an ecosystem of classic analog hardware emulations. The Gen 2 redesign also adds Apollo Monitor Correction by Sonarworks, so you can calibrate your listening environment right from the interface.
Unison technology lets the Apollo x8's four mic and two instrument inputs physically change their impedance, gain structure, and circuit behavior to match the analog hardware being emulated. When you load a Unison-enabled UAD plug-in (a Neve 1073, an API Vision Console preamp, a TS Overdrive pedal), the Apollo's input stage reconfigures itself to match that gear's front-end behavior. The result goes deeper than any digital emulation applied after the fact, because the input signal and response from the mic or instrument is shaped by the Apollo preamp and Unison model in perfect synergy.
The Apollo x8 has four Unison mic preamps and two Hi-Z instrument inputs, while the Apollo x8p has eight Unison mic preamps, making it a good choice for sessions that require more simultaneous mic inputs. Both share the same realtime HEXA Core DSP, elite Gen 2 converters, and 7.1 surround sound support. Overall the x8 has slightly more connectivity, with a total I/O count of 18 x 24, including separate ADAT and S/PDIF digital connections. If you regularly track full bands, a full drum kit, or larger live setups, the x8p's extra preamps are worth the upgrade. For producers and engineers who mostly track one or two sources at a time, the x8 covers virtually every scenario.
The Apollo x8 uses Apollo X Gen 2 converters running at up to 24-bit / 192 kHz, with Dual-Crystal Clocking for ultra-low jitter at all sample rates. The enhanced D/A monitoring achieves 130 dB dynamic range and -127 dB THD, which puts listening accuracy in the same conversation as converters that cost significantly more on their own. The four Unison preamps contribute to the picture by modeling the impedance and circuit behavior of the target hardware, not just applying EQ and compression after a generic input stage.
The Apollo x8's realtime HEXA Core DSP uses six onboard UAD-2 SHARC processors to run UAD plug-ins entirely on the hardware, independent of your computer's CPU. This matters for tracking because DSP processing happens at near-zero latency, whether you're monitoring through a Neve channel strip, a Fairchild compressor, or an LA-2A. Native processing on your host computer introduces latency that makes tracking through complex plug-in chains impractical, but with HEXA Core and DSP Pairing features, you can monitor through a full analog-modeled signal chain while recording cleanly into your DAW, regardless of buffer size.
Yes. The Apollo x8 supports over 200 UAD plug-ins in VST, AU, and AAX 64 formats across all major DAWs, with the onboard HEXA Core processors handling the DSP load so your computer's CPU stays free. Apollo x8 also works alongside UAD native plug-ins, which run on your Mac or PC via UA Connect and don't require DSP hardware, so you can build hybrid sessions using both processing paths in the same project.
The Apollo x8 works with both Mac and Windows PCs. The Apollo x8 is compatible with Apple Silicon and Intel Macs running current macOS via Thunderbolt 3 or 4. Windows PCs require a Thunderbolt 3 or 4 port. Visit UA's knowledge base at help.uaudio.com for detailed OS and system requirements.
The Apollo x8 is compatible with all major DAWs, including Logic Pro, Pro Tools, LUNA, Ableton Live, Cubase, Reaper, and Studio One. LUNA offers the deepest integration with the x8 on both Mac and Windows. UAD Console handles realtime monitoring and plug-in routing independently of your DAW, so the interface doesn't impose any restrictions on your software choice.
Yes. The Apollo x8 connects via Thunderbolt 3 or 4, which is required for both audio I/O and onboard UAD-2 DSP operation. Thunderbolt 4 and USB4 ports with Thunderbolt compatibility both require an appropriate Thunderbolt cable to work. If you're on a Windows PC without an available Thunderbolt port, a USB-connected Apollo model such as an Apollo Twin X USB would be a better fit for your setup.
The Apollo x8 supports 7.1 surround sound mixing, including subwoofer integration and bass management through UAD Console. The x8 handles the majority of surround workflows in post, music, and immersive audio production outside of full Atmos delivery. For full Dolby Atmos immersive audio up to 9.1.6, the Apollo x16 or x16D is the right choice.
Yes. The Apollo x8 supports Thunderbolt daisy-chaining, letting you link up to four Thunderbolt Apollo interfaces for up to 128 channels of I/O in your DAW. You can add rack Apollos for more I/O and DSP, or add a desktop Apollo Twin or x4 as a remote monitor controller. If you need Dante networking for larger facility setups, the Apollo x16D adds that capability and fits into the same Thunderbolt chain.
Apollo Monitor Correction calibrates your main monitor and headphone outputs to compensate for room acoustics and speaker response variations, applied directly in UAD Console with no added monitoring latency. The feature is powered by Sonarworks and requires their SoundID Reference software and a compatible measurement microphone, which are sold separately. The result is a more accurate listening environment, whether you're working in a treated room or a bedroom studio.
DSP-based interfaces like the Apollo x8 are worth it in 2026 for a reason native-only setups still can't fully replicate: zero-latency tracking through modeled analog hardware. The ability to record vocals or guitars while hearing a Neve preamp, Fairchild compressor, or Studer tape machine in your headphones changes how sessions feel and perform. Beyond tracking, onboard DSP offloads heavy processing from your computer, letting you run complex plug-in chains in large sessions that would push a CPU-only system past its limits.
UAD DSP plug-ins run on the Apollo x8's onboard HEXA Core processors at near-zero latency, independent of your computer. UAD native plug-ins run on your Mac or PC via UA Connect and don't require DSP hardware, making them available even without an Apollo interface. Both share the same analog modeling and sound quality. DSP is the right path for realtime tracking, since it removes monitoring latency entirely, while native gives you flexible access to UAD titles in any environment.
UAD Spark is a subscription that gives you access to 50+ UAD native plug-ins for a monthly fee, running directly on your computer and in any DAW. This is separate from the UAD DSP plug-ins that run on Apollo's onboard processors. Apollo x8 comes with plug-in bundles already included (Essentials+ or Studio+), so you’ll have the most-used UAD titles covered right out of the box. A UAD Spark subscription is an easy way to expand your native plug-in library beyond the included titles without committing to individual plug-ins.
The Apollo x8 is one of the strongest rack interfaces for ADAT-based expansion, with two optical Toslink ports supporting ADAT S/MUX, letting you add up to eight additional channels from external preamps at higher sample rates. Combined with the four onboard Unison mic preamps, that’s up to 12 mic inputs without adding another interface to the chain. The system scales further through Thunderbolt linking for up to 128 total channels, which gives you plenty of room to grow.