Help Regarding Buying of Gaming PC

[Lancadore]

Hi.
I am planning to buy gaming PC for approx $690.

Processor: Intel i5 6400
GPU: Gigabyte GTX 950
RAM: Kingston 8GB DDR4
Motherboard: MSI H110M PRO-D
HDD: 1TB Seagate Barracuda
Power Supply: Be quiet 400W

So Should I go for it?

 

[basroil]

Replace the PSU with a http://pcpartpicker.com/part/seasonic-power-supply-ssr550rm, you'll thank yourself later when you decide to upgrade graphics in 2-4 years

 

[Lancadore]

Replace the PSU with a http://pcpartpicker.com/part/seasonic-power-supply-ssr550rm, you'll thank yourself later when you decide to upgrade graphics in 2-4 years

Thank You for that tip.
What about gaming performance of above system?

 

[basroil]

Replace the PSU with a http://pcpartpicker.com/part/seasonic-power-supply-ssr550rm, you'll thank yourself later when you decide to upgrade graphics in 2-4 years

Thank You for that tip.
What about gaming performance of above system?

Should do 1080p on modern games at 60fps, some games in medium others high settings

 

[Lancadore]

Replace the PSU with a http://pcpartpicker.com/part/seasonic-power-supply-ssr550rm, you'll thank yourself later when you decide to upgrade graphics in 2-4 years

Thank You for that tip.
What about gaming performance of above system?

Should do 1080p on modern games at 60fps, some games in medium others high settings

Okay Sir. Thank you very much for the help.