hi thanks for the reply , I ran CrystalDiskMark
* MB/s = 1,000,000 bytes/s [SATA/600 = 600,000,000 bytes/s]
* KB = 1000 bytes, KiB = 1024 bytes
Sequential Read (Q= 32,T= 1) : 1049.608 MB/s
Sequential Write (Q= 32,T= 1) : 1045.815 MB/s
Random Read 4KiB (Q= 32,T= 1) : 355.260 MB/s [ 86733.4 IOPS]
Random Write 4KiB (Q= 32,T= 1) : 305.870 MB/s [ 74675.3 IOPS]
Sequential Read (T= 1) : 1021.740 MB/s
Sequential Write (T= 1) : 973.835 MB/s
Random Read 4KiB (Q= 1,T= 1) : 36.454 MB/s [ 8899.9 IOPS]
Random Write 4KiB (Q= 1,T= 1) : 94.372 MB/s [ 23040.0 IOPS]
Test : 1024 MiB [C: 3.4% (31.8/930.9 GiB)] (x5) [Interval=5 sec]
Date : 2016/04/04 18:17:44
OS : Windows 10 [10.0 Build 10586] (x64)
speeds good or bad