| Test | [MME] ASUS Xonar D2 Audio | [MME] ProDigy 7.1 XT | [MME] SB X-Fi Audio | [MME] SoundMAX HD Audio |
| Frequency response (from 40 Hz to 15 kHz), dB: | +0.05, -0.05 | +0.04, -0.32 | +0.01, -0.06 | +0.02, -0.05 |
| Noise level, dB (A): | -99.1 | -100.9 | -100.9 | -94.3 |
| Dynamic range, dB (A): | 99.2 | 101.8 | 103.7 | 93.1 |
| THD, %: | 0.0012 | 0.0019 | 0.0015 | 0.0040 |
| IMD + Noise, %: | 0.0032 | 0.0031 | 0.0022 | 0.0082 |
| Stereo crosstalk, dB: | -97.7 | -99.5 | -101.1 | -90.6 |
