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还是从废柴16/44开始吧% s7 q. B! i* U8 C
ALC888:* }7 ]$ A$ D: a$ P, Q* J/ V
SummaryFrequency response (from 40 Hz to 15 kHz), dB | +0.06, -0.40 | Good | Noise level, dB (A) | -91.4 | Very good | Dynamic range, dB (A) | 91.2 | Very good | THD, % | 0.0043 | Very good | THD + Noise, dB (A) | -79.8 | Average | IMD + Noise, % | 0.014 | Very good | Stereo crosstalk, dB | -90.4 | Excellent | IMD at 10 kHz, % | 0.110 | Average | General performance |
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( k3 O3 |+ M" T是不是很糟糕?IMD表现非常弱,就像当初那个解释创新src问题的文章里描述的一样
1 E- ~' n4 Y% m) a6 o0 P事实证明,HDAUDIO依旧无法绕过传统的SRC问题,16/44注定是垃圾表现$ J7 X% e: a9 s, U% g8 U1 F" F7 f6 L
虽然其他指标已经超过了很多声卡的水平/ q, a0 N9 |9 C7 V* V5 m
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找个竞争对手,谁呢?就se200的7.1输出吧2 _: Q8 D. o8 p; s& J2 [
SummaryFrequency response (from 40 Hz to 15 kHz), dB | +0.02, -0.25 | Very good | Noise level, dB (A) | -92.0 | Very good | Dynamic range, dB (A) | 92.0 | Very good | THD, % | 0.0016 | Excellent | THD + Noise, dB (A) | -85.4 | Good | IMD + Noise, % | 0.0074 | Excellent | Stereo crosstalk, dB | -89.1 | Excellent | IMD at 10 kHz, % | 0.0075 | Excellent | General performance |
1 \0 L R% A$ v% V | Excellent | IMD的差距足以致命
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那么,16/48如何呢?se200的16/48和16/44差不多的
+ @& I0 y/ c! O6 q, z. K0 E# ~不过hdaudio么:
1 v, H6 W- A7 G8 TSummaryFrequency response (from 40 Hz to 15 kHz), dB | +0.04, -0.21 | Very good | Noise level, dB (A) | -91.8 | Very good | Dynamic range, dB (A) | 91.7 | Very good | THD, % | 0.0012 | Excellent | THD + Noise, dB (A) | -84.1 | Good | IMD + Noise, % | 0.0080 | Excellent | Stereo crosstalk, dB | -90.1 | Excellent | IMD at 10 kHz, % | 0.0075 | Excellent | General performance | : D# U# d1 g" k3 O! j# T
| Excellent | : |5 L3 g4 e6 k. x
注意IMD,已经达到se200 7.1的水平了!
$ R' C# G3 q ?+ M/ o C其他数据也不弱!! v: \; K: _1 N$ c6 d" D" R0 j
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不过么,16bit下的测试向来被我无视的:shifty: |
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