NEC USB3.0晶片第一代與第三代的差別 - 儲存設備

測試環境

CPU：AMD Phenom II X6 1075T
MB：GA790XTA-UD4
RAM：金士頓DDR3-1333 4G x 4
VGA：ATI 5850 PM2D1G
HDD：WD1002FAEX
OS:windows7 x64 專業版 sp1

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測試隨身碟

supersspeed e16 32g

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NEC D720202 符合xHCI 1.0

1、CrystalDiskMark3.0.1

-----------------------------------------------------------------------
CrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo
Crystal Dew World : http://crystalmark.info/
-----------------------------------------------------------------------
* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]

Sequential Read : 154.680 MB/s
Sequential Write : 182.076 MB/s
Random Read 512KB : 141.653 MB/s
Random Write 512KB : 1.357 MB/s
Random Read 4KB (QD=1) : 0.000 MB/s [ 0.0 IOPS]
Random Write 4KB (QD=1) : 0.000 MB/s [ 0.0 IOPS]
Random Read 4KB (QD=32) : 0.000 MB/s [ 0.0 IOPS]
Random Write 4KB (QD=32) : 0.000 MB/s [ 0.0 IOPS]

Test : 1000 MB [I: 0.0% (0.0/31.0 GB)] (x5)
Date : 2012/03/11 19:33:02
OS : Windows 7 SP1 [6.1 Build 7601] (x64)

2、ATTO 2.46

http://ppt.cc/yCrp

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NEC D720200 符合xHCI 0.96

1.CrystalDiskMark3.0.1

-----------------------------------------------------------------------
CrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo
Crystal Dew World : http://crystalmark.info/
-----------------------------------------------------------------------
* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]

Sequential Read : 153.615 MB/s
Sequential Write : 179.152 MB/s
Random Read 512KB : 140.365 MB/s
Random Write 512KB : 1.221 MB/s
Random Read 4KB (QD=1) : 0.000 MB/s [ 0.0 IOPS]
Random Write 4KB (QD=1) : 0.000 MB/s [ 0.0 IOPS]
Random Read 4KB (QD=32) : 0.000 MB/s [ 0.0 IOPS]
Random Write 4KB (QD=32) : 0.000 MB/s [ 0.0 IOPS]

Test : 1000 MB [I: 0.0% (0.0/31.0 GB)] (x5)
Date : 2012/03/11 19:39:55
OS : Windows 7 SP1 [6.1 Build 7601] (x64)

2、ATTO 2.46

http://ppt.cc/VR9W

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結論：這兩者差距好像沒差 ...


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