Hey I was hoping if anyone could tell me what to add or if this is good for a pc build

Solution
An I3 is better for gaming, and the PSU you chose was poor quality. Fortunately, I fit it all within the same budget and improved it all!

PCPartPicker part list / Price breakdown by merchant

CPU: Intel Core i3-6100 3.7GHz Dual-Core Processor ($124.28 @ SuperBiiz)
Motherboard: Gigabyte GA-H110M-A Micro ATX LGA1151 Motherboard ($57.07 @ OutletPC)
Memory: G.Skill NT Series 8GB (2 x 4GB) DDR4-2133 Memory ($36.28 @ Newegg)
Video Card: Sapphire Radeon R7 370 4GB Nitro Video Card ($172.29 @ Newegg)
Case: Rosewill FBM-02 MicroATX Mini Tower Case ($32.98 @ Newegg)
Power Supply: SeaSonic S12II 520W 80+ Bronze Certified ATX Power...
An I3 is better for gaming, and the PSU you chose was poor quality. Fortunately, I fit it all within the same budget and improved it all!

PCPartPicker part list / Price breakdown by merchant

CPU: Intel Core i3-6100 3.7GHz Dual-Core Processor ($124.28 @ SuperBiiz)
Motherboard: Gigabyte GA-H110M-A Micro ATX LGA1151 Motherboard ($57.07 @ OutletPC)
Memory: G.Skill NT Series 8GB (2 x 4GB) DDR4-2133 Memory ($36.28 @ Newegg)
Video Card: Sapphire Radeon R7 370 4GB Nitro Video Card ($172.29 @ Newegg)
Case: Rosewill FBM-02 MicroATX Mini Tower Case ($32.98 @ Newegg)
Power Supply: SeaSonic S12II 520W 80+ Bronze Certified ATX Power Supply ($59.17 @ Newegg)
Wireless Network Adapter: Rosewill RNX-N250PCe 802.11b/g/n PCI-Express x1 Wi-Fi Adapter ($19.78 @ Amazon)
Total With 10% Tax: $501.85
Total Without Tax: $456.82
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2016-03-20 22:29 EDT-0400
 
Solution