I;m replacing the HD in my Pavilliondv6607nr. currently has a 160GB SATA 1.5Gb/s hard drive - 7,200 RPM, 2.5in form factor. I've found several SATA 3g and SATA-300 7200rpm drives, but i don't know if the SATA1.5gb and SATA3Gb would be compatible??