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全方位激情享受！全能声卡Auzen X-Fi
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【原创】 作者:小熊在线－chris 2008年03月17日
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［文章简介］
4年前HDAUDIO就诞生就诞生了，这对于集成声卡占领声卡届又起到了关键的作用。集成声卡也开始支持2496，这是非常大的飞跃。3D音效的长足进步... (8109 字)
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Frequency response
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From 20 Hz to 20 kHz, dB |
-0.18, +0.05
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From 40 Hz to 15 kHz, dB |
-0.01, +0.05
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Noise level
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Left
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Right
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RMS power, dB |
-93.0
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-92.9
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RMS power (A-weighted), dB |
-94.0
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-93.9
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Peak level, dB FS |
-79.4
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-77.3
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DC offset, % |
-0.0
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-0.0
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Dynamic range
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Left
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Right
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Dynamic range, dB |
+91.7
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+91.8
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Dynamic range (A-weighted), dB |
+92.7
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+92.8
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DC offset, % |
-0.00
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-0.00
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THD + Noise (at -3 dB FS)
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Left
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Right
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THD, % |
+0.0010
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+0.0010
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THD + Noise, % |
+0.0051
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+0.0051
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THD + Noise (A-weighted), % |
+0.0045
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+0.0046
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Intermodulation distortion
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Left
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Right
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IMD + Noise, % |
+0.0062
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+0.0061
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IMD + Noise (A-weighted), % |
+0.0055
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+0.0054
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Stereo crosstalk
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Left
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Right
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Crosstalk at 100 Hz, dB |
-99
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-96
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Crosstalk at 1000 Hz, dB |
-94
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-94
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Crosstalk at 10000 Hz, dB |
-91
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-91
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IMD (swept tones)
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Left
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Right
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IMD + Noise at 5000 Hz, |
0.0066
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0.0066
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IMD + Noise at 10000 Hz, |
0.0064
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0.0066
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IMD + Noise at 15000 Hz, |
0.0063
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0.0067
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16-bit, 44 kHz下的Frequency
response的曲线图再次证明了Auzen X-Fi Prelude 7.1的强大。下面我们来对比一下msi
p35pt主板上的ALC888T集成声卡，显然我们能看到很大一节的差距，当然价格方面ALC888T更要占明显的优势，但其实在性能方面，一比才知到ALC888T到底如何。HDAUDIO依旧无法绕过传统的SRC问题，16/44注定是垃圾表现。小熊在线www.beareyes.com.cn
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Auzen X-Fi Prelude 7.1
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ALC888T
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Frequency response (from 40 Hz to 15 kHz), dB |
+0.05, -0.01 |
Excellent |
+0.06, -0.40 |
Good |
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Noise level, dB (A) |
-94.0
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Very good |
-91.4
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Very good |
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Dynamic range, dB (A) |
92.7
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Very good |
91.2
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Very good |
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THD, % |
0.0010
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Excellent |
0.0043
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Very good |
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THD + Noise, dB (A) |
-86.9
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Good
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-79.8 |
Average |
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IMD + Noise, % |
0.0062
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Excellent |
0.014
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Very good |
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Stereo crosstalk, dB |
-94.9
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Excellent |
-90.4
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Excellent |
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IMD at 10 kHz, % |
0.0065
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Excellent |
0.110
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Average |
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General performance |
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Excellent |
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Very good |
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