| 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: | +0.03, -0.02 | +0.04, -0.28 | +0.01, -0.06 | +0.02, -0.05 |
| Noise level, dB (A): | -94.6 | -95.8 | -96.3 | -92.9 |
| Dynamic range, dB (A): | 94.6 | 96.2 | 96.7 | 91.5 |
| THD, %: | 0.0008 | 0.0012 | 0.0008 | 0.0039 |
| IMD + Noise, %: | 0.0051 | 0.0046 | 0.0042 | 0.011 |
| Stereo crosstalk, dB: | -94.9 | -95.5 | -96.1 | -90.9 |
