I got the Crucial M4 512 GByte SSD drive. Here are the tips. Updated 9/7/2013 How can I run TRIM command under Windows 8?It turned out that Windows 8 knows about SSD drives and you can run TRIM command for a particular drive name. Here is how. Search Settings for Defragment and optimize your drives" You get "Optimize Drives" dialog. It detects whether your drive is SSD or not and shows the current status. When you click Optimize, it issues the TRIM command. How can I check whether TRIM is enabled or not?When you replace a hard drive with a SSD drive, you have to enable TRIM command.Here is how to check on Windows 7 and Windows 8.
It turned out that it is enabled as default (as far as I tested on various laptops).
Start cmd.exe as administrater
fsutil behavior query disabledeletenotify
If the result is DisableDeleteNotify = 0 ---> trim enabled If not, then not enabled.
In order to set it, do
fsutil behavior set disabledeletenotify 0
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