ASUS
Xonar Essence STX II
Elevate your PC's audio with the ASUS Xonar Essence STX II sound card. Designed for audiophiles, this internal PCI-e card delivers exceptional 7.1 channel sound with an industry-leading 124dB SNR and ultra-low jitter for pristine audio reproduction. It features a high-quality headphone amplifier capable of driving demanding headphones and swappable op-amp sockets for personalized sound tuning. Experience profound musicality and meticulous design for truly immersive listening, whether for music, movies, or gaming.
$219.95
Owner Satisfaction
4.1
/ 5
Category Rank
383
/ 439
#383 in Audio Cards & Adapters
Price vs Category Average
-81%
Below average
Audio Interface
PCI Express
/ PCI Express
Who it's for
- Exceptional Audio Fidelity
- Audiophile-Grade Customization
- Robust Internal Design
Who should skip it
- High Price Point
- Dated Driver Support
- Internal Installation Limitations
Key Specs
Audio Interface
PCI Express
Audio Performance
Output Signal-to-Noise Ratio (Front-out): 124 dB
Audio Performance
Output Signal-to-Noise Ratio (Headphone-out): 120 dB
Audio Performance
Input Signal-to-Noise Ratio: 118 dB
Audio Performance
Output THD+N at 1kHz (Front-out): >0.0003 %
Audio Performance
Output THD+N at 1kHz (Headphone-out): >0.001 %
Audio Performance
Frequency Response: 10 Hz to 90 KHz
Audio Processor
ASUS AV100 High-Definition Sound Processor
Features
- Legendary 124dB SNR audio quality
- Ultra-low jitter for precise sound imaging
- High-fidelity headphone amplifier
- Customizable sound with swappable op-amps
- Clean and stable power supply
- Premium TCXO clock source
- Supports 7.1 channel surround sound
- Precision clock tuning for detailed audio
What customers say
Customers overwhelmingly praise the ASUS Xonar Essence STX II for its exceptional sound quality, noting remarkable clarity and detail across music and gaming. A key highlight is the powerful integrated headphone amplifier, which effortlessly drives demanding headphones with pristine performance. Enthusiasts appreciate the swappable op-amps, allowing for personalized sound tuning. While the card offers a significant upgrade over standard audio, some users question its value given the premium price point. Minor concerns regarding driver stability occasionally surface with newer operating systems. Despite these few reservations, the consensus confirms this internal sound card delivers a formidable, high-fidelity audio experience for its dedicated user base.
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$220