Where are you located? If you're in the US, there's no reason to buy sub-par components from your local mom & pop shop when you can get much better components from Newegg. None of the PSU manufacturer's you mentioned are worth wasting your money on.
1. Intel P45SG changed to asus P5Q3
2. kingston is changed to Corsair 4GB (2x 2GB) DDR3 1600MHz, TWIN3X
3. 650W Gembird PSU8X-Real Power,PFC,Silent,2*Fan is changed to coller master real power 620w
4. Hitachi changed to western digital