It are old MoBo's causing that Windows is unable to detect the SSD. It is a common problem. Those old versions of BIOS don't support IDE and AHCI modes. Just recently I did an upgrade where I saw it. I solved it by removing the auto defrag mark somewhere in the properties settings of the disk.
I found the following information on internet:
This only happens, if you change the BIOS settings of the SATA ports from "IDE" to "AHCI" after the Win7 installation.If you do it before starting the OS installation, the in-box MS AHCI driver will automaticly be used by Windows 7 (no risk of any boot problems and no manual registry manipulation required).
And this
For instance, the PC in my profile specs has an 2007...