How does this 700$ Gaming Beast look?

PCPartPicker part list / Price breakdown by merchant

Type Item Price
CPU Intel Core i5-6500 3.2GHz Quad-Core Processor $194.99 @ NCIX US
Motherboard Gigabyte GA-H110M-A Micro ATX LGA1151 Motherboard $45.99 @ Amazon
Memory Crucial 8GB (1 x 8GB) DDR4-2133 Memory $26.99 @ SuperBiiz
Storage Samsung 850 EVO-Series 250GB 2.5" Solid State Drive $87.59 @ OutletPC
Case Cooler Master N200 MicroATX Mid Tower Case $42.99 @ NCIX US
Power Supply Antec High Current Gamer 620W 80+ Bronze Certified Semi-Modular ATX Power Supply $49.99 @ Newegg
Optical Drive Asus DRW-24B1ST/BLK/B/AS DVD/CD Writer $16.88 @ OutletPC
Other Radeon RX 480 $199.99
Prices include shipping, taxes, rebates, and discounts
Total (before mail-in rebates) $675.41
Mail-in rebates -$10.00
Total $665.41
Generated by PCPartPicker 2016-06-18 18:54 EDT-0400

This is better because the 6500 is a better value than the 6600 if you aren't overclocking, you wont have less performance either. This PSU is better, more wattage and is semimodular vs. the non modular you have. The RX 480 will dominate 1080p gaming for the next several years.

/r/buildapc Thread