Test | [MME] (Creative SB Audigy 2 ZS | [MME] Sound Blaster X-Fi Xtreme Audio | [MSI P45] Realtek HD Audio output | [MSI P31] Realtek HD Audio output |
Frequency response (from 40 Hz to 15 kHz), dB: | +0.02, -0.18 | +0.68, -1.52 | +0.06, -0.05 | +0.01, -0.08 |
Noise level, dB (A): | -95.0 | -95.3 | -78.7 | -86.4 |
Dynamic range, dB (A): | 95.1 | 95.4 | 78.1 | 86.5 |
THD, %: | 0.0015 | 0.0014 | 0.0079 | 0.0082 |
IMD + Noise, %: | 0.0052 | 0.0049 | 0.037 | 0.014 |
Stereo crosstalk, dB: | -90.9 | -71.3 | -67.4 | -81.5( }+ _3 Z6 j7 b( I& B |
Test | Sound Blaster X-Fi Xtreme Audio 16-bit, 44.1 kHz | Sound Blaster X-Fi Xtreme Audio 16-bit, 48 kHz | Sound Blaster X-Fi Xtreme Audio 24-bit, 44.1 kHz | Sound Blaster X-Fi Xtreme Audio 24-bit, 48 kHz |
Frequency response (from 40 Hz to 15 kHz), dB: | +0.72, -1.49 | +0.82, -1.38 | +0.72, -1.49 | +0.82, -1.38 |
Noise level, dB (A): | -96.8 | -96.8 | -95.3 | -95.4 |
Dynamic range, dB (A): | 91.6 | 91.8 | 95.3 | 95.4 |
THD, %: | 0.0025 | 0.0025 | 0.0021 | 0.0014 |
IMD + Noise, %: | 0.036 | 0.0069 | 0.036 | 0.0049 |
Stereo crosstalk, dB: | -70.7 | -71.5 | -70.5 | -71.5 , v8 [" r: U5 l R6 b$ h4 |) r7 [ |
Test | SB0240 16-bit, 44.1 kHz | SB0240 16-bit, 48 kHz | SB0240 24-bit, 44.1 kHz | SB0240 24-bit, 48 kHz |
Frequency response (from 40 Hz to 15 kHz), dB: | +0.12, -0.35 | +0.15, -0.45 | +0.12, -0.35 | +0.15, -0.44 |
Noise level, dB (A): | -89.4 | -89.7 | -90.8 | -91.2 |
Dynamic range, dB (A): | 89.3 | 89.7 | 90.7 | 91.1 |
THD, %: | 0.0036 | 0.131 | 0.0035 | 0.131 |
IMD + Noise, %: | 0.043 | 0.256 | 0.042 | 0.256 |
Stereo crosstalk, dB: | -90.2 | -90.2 | -93.0 | -92.4 |
Test | Realtek ALC655 AC97 Audio 16-bit, 44 kHz | Realtek ALC655 AC97 Audio 16-bit, 48 kHz | Realtek ALC655 AC97 Audio 24-bit, 44 kHz | Realtek ALC655 AC97 Audio 24-bit, 48 kHz |
Frequency response (from 40 Hz to 15 kHz), dB: | +0.89, -7.80 | +0.96, -7.81 | +0.89, -7.78 | +0.96, -7.79 |
Noise level, dB (A): | -78.0 | -78.1 | -78.1 | -78.1 |
Dynamic range, dB (A): | 79.3 | 79.4 | 79.4 | 79.5 |
THD, %: | 0.041 | 0.039 | 0.041 | 0.039 |
IMD + Noise, %: | 0.771 | 0.795 | 0.796 | 0.788 |
Stereo crosstalk, dB: | -78.4 | -77.8 | -78.1 | -78.6 |
mohuaheng 发表于 2011-12-1 12:04( h2 q. |4 k) ^# L! |4 }
闲着没事做,测一下声卡,环路测试的,大家看看有没问题。发现A2的输入比不上SBlive! 24bit,就以SB0410做输 ...
Test | CMI8738 16-bit, 44 kHz | CMI8738 16-bit, 48 kHz | CMI8738 24-bit, 44 kHz | CMI8738 24-bit, 48 kHz |
Frequency response (from 40 Hz to 15 kHz), dB: | +1.03, -12.53 | +1.07, -13.36 | +1.64, -36.67 | +1.01, -11.85 |
Noise level, dB (A): | -85.6 | -85.9 | -85.8 | -86.0 |
Dynamic range, dB (A): | 83.3 | 83.5 | 83.4 | 83.6 |
THD, %: | 13.053 | 13.045 | 13.028 | 13.044 |
IMD + Noise, %: | 8.760 | 8.718 | 8.130 | 8.800 |
Stereo crosstalk, dB: | -82.7 | -82.2 | -82.7 | -82.7 |
Test | VIA HD Audio VT2021 16-bit, 44 kHz | VIA HD Audio VT2021 16-bit, 48 kHz | VIA HD Audio VT2021 24-bit, 44 kHz | VIA HD Audio VT2021 24-bit, 48 kHz |
Frequency response (from 40 Hz to 15 kHz), dB: | +0.04, -0.06 | +0.01, -0.06 | +0.05, -0.06 | +0.01, -0.06 |
Noise level, dB (A): | -80.5 | -82.3 | -80.7 | -82.4 |
Dynamic range, dB (A): | 80.5 | 82.2 | 80.6 | 82.3 |
THD, %: | 0.011 | 0.0038 | 0.011 | 0.0047 |
IMD + Noise, %: | 0.031 | 0.025 | 0.031 | 0.024 |
Stereo crosstalk, dB: | -79.6 | -80.8 | -80.0 | -80.2 |
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