| Testing device | ASUS Xonar Essence ST Audio |
| Sampling mode | 16-bit, 44 kHz |
| Interface | |
| Testing chain | External loopback (line-out - line-in) |
| RMAA Version | 6.0.6 |
| 20 Hz - 20 kHz filter | ON |
| Normalize amplitude | ON |
| Level change | -3.1 dB / -3.2 dB |
| Mono mode | OFF |
| Calibration singal, Hz | 1000 |
| Polarity | correct/correct |
| Frequency response (from 40 Hz to 15 kHz), dB | +0.02, -0.13 |
Very good |
| Noise level, dB (A) | -95.2 |
Excellent |
| Dynamic range, dB (A) | 95.6 |
Excellent |
| THD, % | 0.016 |
Good |
| THD + Noise, dB (A) | -32.5 |
Very poor |
| IMD + Noise, % | 0.0047 |
Excellent |
| Stereo crosstalk, dB | -95.1 |
Excellent |
| IMD at 10 kHz, % | 0.0050 |
Excellent |
| General performance | Excellent |
| From 20 Hz to 20 kHz, dB | -0.24, +0.02 |
| From 40 Hz to 15 kHz, dB | -0.13, +0.02 |
Left |
Right |
|
| RMS power, dB | -93.8 |
-93.8 |
| RMS power (A-weighted), dB | -95.2 |
-95.2 |
| Peak level, dB FS | -83.3 |
-83.3 |
| DC offset, % | -0.0 |
-0.0 |
Left |
Right |
|
| Dynamic range, dB | +94.4 |
+94.6 |
| Dynamic range (A-weighted), dB | +95.5 |
+95.6 |
| DC offset, % | -0.00 |
-0.00 |
Left |
Right |
|
| THD, % | +0.0161 |
+0.0161 |
| THD + Noise, % | +2.3705 |
+2.3706 |
| THD + Noise (A-weighted), % | +2.3672 |
+2.3673 |
Left |
Right |
|
| IMD + Noise, % | +0.0047 |
+0.0047 |
| IMD + Noise (A-weighted), % | +0.0041 |
+0.0041 |
Left |
Right |
|
| Crosstalk at 100 Hz, dB | -98 |
-96 |
| Crosstalk at 1000 Hz, dB | -95 |
-93 |
| Crosstalk at 10000 Hz, dB | -78 |
-79 |
Left |
Right |
|
| IMD + Noise at 5000 Hz, | 0.0048 |
0.0050 |
| IMD + Noise at 10000 Hz, | 0.0050 |
0.0051 |
| IMD + Noise at 15000 Hz, | 0.0048 |
0.0051 |