Can you maybe give some specifics of the issues you are seeing? Way too much ambiguity to even begin offering ideas.
Sorry. I have forgotten to specify the HD that i have installed. It is Seagate Barracuda 7200.12 ST3500413AS »www.newegg.com/Product/Product.a···22148701 what i have done is i have ran a benchmark test using CrystalDiskMark.
Excellent.Do you have a screenshot or some specifics regarding your actual performance?