| Test | Xonar STX, ART DTI loop 24/96 | Xonar STX loop 24/96 |
| Frequency response (from 40 Hz to 15 kHz), dB: | +0.06, -0.27 | +0.02, -0.11 |
| Noise level, dB (A): | -118.1 | -115.8 |
| Dynamic range, dB (A): | 117.9 | 115.8 |
| THD, %: | 0.0098 | 0.0006 |
| IMD + Noise, %: | 0.143 | 0.0008 |
| Stereo crosstalk, dB: | -85.8 | -104.2 |