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极限测试!看看HDAUDIO到底有多大能耐


作者:佚名 发表时间:2008年06月29日  



第2页:数据表格对比

    还是从废柴16/44开始吧

    Summary

Frequency 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
 

Very good

    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。事实证明,HDAUDIO依旧无法绕过传统的SRC问题,16/44注定是垃圾表现虽然其他指标已经超过了很多声卡的水平。小熊在线www.beareyes.com.cn

    找个竞争对手,谁呢?就se200的7.1输出吧

    Summary

Frequency 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
 

Excellent

    IMD的差距足以致命

    那么,16/48如何呢?se200的16/48和16/44差不多的

    不过hdaudio么:

    Summary

Frequency 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
 

Excellent

    注意IMD,已经达到se200 7.1的水平了!其他数据也不弱!不过么,16bit下的测试向来被我无视的。小熊在线www.beareyes.com.cn

    24/88无法测试,那只能24/96了

    先来ALC888:

    Summary

Frequency response (from 40 Hz to 15 kHz), dB

+0.02, -0.14

Very good

Noise level, dB (A)

-93.4

Very good

Dynamic range, dB (A)

93.5

Very good

THD, %

0.0013

Excellent

THD + Noise, dB (A)

-85.2

Good

IMD + Noise, %

0.0068

Excellent

Stereo crosstalk, dB

-88.2

Excellent

IMD at 10 kHz, %

0.0059

Excellent

General performance
 

Excellent

    然后是SE200的7.1

    Summary

Frequency response (from 40 Hz to 15 kHz), dB

+0.02, -0.14

Very good

Noise level, dB (A)

-94.0

Very good

Dynamic range, dB (A)

93.9

Very good

THD, %

0.0014

Excellent

THD + Noise, dB (A)

-87.8

Good

IMD + Noise, %

0.0058

Excellent

Stereo crosstalk, dB

-89.9

Excellent

IMD at 10 kHz, %

0.0056

Excellent

General performance
 

Excellent

    是不是数据上已经看不出差异了?然后我们开始要比细节

《曲线图对比》...继续下一页>>

《HDAUDIO及测试平台简介》...返回上一页<<


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《极限测试!看看HDAUDIO到底有多大能耐》分页索引


第1页:HDAUDIO及测试平台简介
第2页:数据表格对比
第3页:曲线图对比
第4页:最后分数评价

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