![对于 SSD 来说,这种性能正常吗?](https://linux22.com/image/1481126/%E5%AF%B9%E4%BA%8E%20SSD%20%E6%9D%A5%E8%AF%B4%EF%BC%8C%E8%BF%99%E7%A7%8D%E6%80%A7%E8%83%BD%E6%AD%A3%E5%B8%B8%E5%90%97%EF%BC%9F.png)
请参阅以下基准:
HD Tune Pro:Crucial_CT512MX100SSD1 信息
Firmware version : MU01
Serial number : 14420D871481
Capacity : 512.1 gB (476.9 GB)
Buffer size : n/a
Sector size : 512 bytes
Standard : SATA 3 (6.0 Gb/s)
Supported mode : UDMA Mode 6
Current mode : UDMA Mode 6
Avergae speed : 4069 MB/s
Rotation speed : 0 RPM (SSD)
S.M.A.R.T : yes
48-bit Address : yes
Read Look-Ahead : yes
Write Cache : yes
Host Protected Area : yes
Device Configuration Overlay : yes
Firmware Upgradable : yes
Automatic Acoustic Management: no
Power Management : yes
Advanced Power Management : yes
Interface Power Management : no
Power-up in Standby : no
Security Mode : yes
SCT Tables : yes
Native Command Queuing (NCQ) : yes
Trim : yes
Volume : System Reserved
Capacity : 349 MB
Free : 90 MB
Usage : 74%
File system : NTFS
Serial : 2669-6089
Alignment : 2 MB
Volume : (C:)
Capacity : 487583 MB
Free : 364608 MB
Usage : 25%
File system : NTFS
Serial : E86C-270D
Alignment : 1 MB
Volume :
Capacity : 449 MB
Free : 129 MB
Usage : 71%
File system : NTFS
Serial : E6FB-5143
Alignment : 2 MB
答案1
看起来只有你的主板支持 SATA 3Gb/s因此最大传输速率约为 250MB/s。