HDD Speed

最後更新: 2019-11-04

目錄

  • SATA port speed
  • Harddisk speed test
     - HDD: ST1000DM003
     - HDD: ST500DM002

 


SATA port speed

 

Summary

# 接口          正式名稱爲     帶寬吞吐量
SATA I (1.x)   SATA 1.5Gb/s (150MB/s)
SATA II (2.x)  SATA 3Gb/s   (300MB/s)
SATA III (3.x) SATA 6Gb/s   (600MB/s)

SSD on SATAX

  • SATA3: 550/520MB/s
  • SATA2: 285/275MB/s

 


HDD: ST1000DM003

 

Test: 4 X 8G

[Read]
Q32 Seq: 196 M
Q32 Random: 1.33 M (4k)
Seq: 194 M
4k Random: 0.43 M (4k)

[Write]
Q32 Seq 173 M
Q32 Random 0.92 M
Seq: 184 M
4k Random: 0.93 M

 


HDD: ST500DM002

 

Test: 3 X 4G

[Read]
Q32 Seq: 104 M
Q32 Random: 1 M (4k)
Seq: 118M
4k Random:  0.455 M (4k)

[Write]
Q32 Seq 103 M
Q32 Random 1.1 M
Seq: 110 M
4k Random: 1 M