{"id":722,"date":"2013-07-25T22:43:18","date_gmt":"2013-07-25T22:43:18","guid":{"rendered":"http:\/\/poojanwagh.opalstacked.com\/techblog\/?p=722"},"modified":"2013-07-25T22:43:18","modified_gmt":"2013-07-25T22:43:18","slug":"plextor-256gb-m5-pro-ssd-benchmark","status":"publish","type":"post","link":"https:\/\/tech.poojanblog.com\/blog\/unix-linux\/plextor-256gb-m5-pro-ssd-benchmark\/","title":{"rendered":"Plextor 256GB M5 Pro SSD Benchmark"},"content":{"rendered":"

Using Crystal Disk Mark and stock firmware (just got it yesterday). Drive label says firmware 1.02. Formated at NTFS with default settings.<\/p>\n<\/p>\n

———————————————————————–
\nCrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo
\nCrystal Dew World : http:\/\/crystalmark.info\/
\n———————————————————————–
\n* MB\/s = 1,000,000 byte\/s [SATA\/300 = 300,000,000 byte\/s]<\/p>\n

Sequential Read : 515.524 MB\/s
\nSequential Write : 440.763 MB\/s
\nRandom Read 512KB : 395.459 MB\/s
\nRandom Write 512KB : 429.231 MB\/s
\nRandom Read 4KB (QD=1) : 31.083 MB\/s [ 7588.6 IOPS]
\nRandom Write 4KB (QD=1) : 69.657 MB\/s [ 17006.0 IOPS]
\nRandom Read 4KB (QD=32) : 152.370 MB\/s [ 37199.7 IOPS]
\nRandom Write 4KB (QD=32) : 158.093 MB\/s [ 38597.0 IOPS]<\/p>\n

Test : 1000 MB [J: 0.0% (0.1\/238.3 GB)] (x5)
\nDate : 2013\/07\/25 17:13:52
\nOS : Windows 7 Home Premium Edition SP1 [6.1 Build 7601] (x64)<\/p>\n

<\/code>\n

After upgrade to latest firmware (1.05):<\/p>\n<\/p>\n

———————————————————————–
\nCrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo
\nCrystal Dew World : http:\/\/crystalmark.info\/
\n———————————————————————–
\n* MB\/s = 1,000,000 byte\/s [SATA\/300 = 300,000,000 byte\/s]<\/p>\n

Sequential Read :\u00a0\u00a0 528.983 MB\/s
\nSequential Write :\u00a0\u00a0 449.840 MB\/s
\nRandom Read 512KB :\u00a0\u00a0 411.411 MB\/s
\nRandom Write 512KB :\u00a0\u00a0 436.107 MB\/s
\nRandom Read 4KB (QD=1) :\u00a0\u00a0\u00a0 30.279 MB\/s [\u00a0 7392.4 IOPS]
\nRandom Write 4KB (QD=1) :\u00a0\u00a0\u00a0 60.589 MB\/s [ 14792.2 IOPS]
\nRandom Read 4KB (QD=32) :\u00a0\u00a0 221.475 MB\/s [ 54071.0 IOPS]
\nRandom Write 4KB (QD=32) :\u00a0\u00a0 208.997 MB\/s [ 51024.7 IOPS]<\/p>\n

Test : 1000 MB [J: 0.0% (0.1\/238.3 GB)] (x5)
\nDate : 2013\/07\/25 17:41:03
\nOS : Windows 7 Home Premium Edition SP1 [6.1 Build 7601] (x64)
\n<\/code>\n

New firmware greatly improved queue depth of 32 (QD=32) performance.<\/p>\n