SSD slow read rate 264mb/sec

[nelucristian]

I have an SSD Intel 530 Series 120GB SATA3 2.5 Generic Single Pack, which on my PC has a maximum speed rate at 264MB/sec but on other PC has 500MB/sec
My PC features:
OS Name Microsoft Windows 7 Enterprise
Version 6.1.7600 Service Pack 1 Build 7600
OS Manufacturer Microsoft Corporation
INTEL SSDSC2BW120A4 (120GB, SATA600, 2.5", SSD)
System Manufacturer Dell Inc.
System Model OptiPlex 7010
System Type x64-based PC
Processor Intel(R) Core(TM) i5-3470 CPU @ 3.20GHz, 3201 Mhz, 4 Core(s), 4 Logical Processor(s)
BIOS Version/Date Dell Inc. A16, 9/9/2013
SMBIOS Version 2.7
Windows Directory C:\Windows
System Directory C:\Windows\system32
Boot Device \Device\HarddiskVolume4
Locale United States
Hardware Abstraction Layer Version = "6.1.7601.17514"
Installed Physical Memory (RAM) 4.00 GB
Total Physical Memory 3.96 GB
Available Physical Memory 1.38 GB
Total Virtual Memory 7.91 GB
Available Virtual Memory 4.92 GB
Page File Space 3.96 GB
Page File C:\pagefile.sys


SiSoftware Sandra

Benchmark Results
Drive Score : 263MB/s
Results Interpretation : Higher Scores mean Better Performance.
Binary Numeral System (base 2) : 1GB(/s) = 1024MB(/s), 1MB(/s) = 1024kB(/s), 1kB(/s) = 1024 bytes(/s), etc.
Benchmark Status
Result ID : INTEL SSDSC2BW120A4 (120GB, SATA600, 2.5", SSD)
Computer : Dell OptiPlex 7010 (Dell 0GY6Y8)
Platform Compliance : x64
System Timer : 3.12MHz
Use Overlapped I/O : Yes
I/O Queue Depth : 8 request(s)
Block Size : 1MB

 

[DelJo63]

There's a known issue with SSD storage:

• SSDs degrade in performance overtime - -

DON'T run benchmarks and you don't need defrag either.