作者mason520 (小頭)
看板Storage_Zone
標題[心得] NEC USB3.0晶片第一代與第三代的差別
時間Sun Mar 11 20:00:42 2012
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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◆ From: 114.26.122.19
※ mason520:轉錄至看板 PC_Shopping 03/11 20:23
推 SETL :可以測測看iops嗎? 03/11 20:44
→ G2S :可能還沒碰到晶片的極限吧 換SSD裝上USB3.0外接盒看 03/11 21:12
→ G2S :不過省電性和晶片的大小是有縮小啦 03/11 21:15
→ mason520 :IS902 對iop測試會當掉 所以就沒測了... 03/11 22:05
→ comipa :那是IS902+NEC對iops會當掉..不知道誰的問題 03/12 07:05