I went slightly over your budget, although if we were to remove the optical drive we'd be fine.
PCPartPicker part list / Price breakdown by merchant
| Type | Item | Price |
|---|---|---|
| CPU | Intel Core i3-6100 3.7GHz Dual-Core Processor | $110.99 @ SuperBiiz |
| Motherboard | Gigabyte GA-B150M-D3H DDR3 Micro ATX LGA1151 Motherboard | $78.99 @ SuperBiiz |
| Memory | Crucial 8GB (1 x 8GB) DDR3-1600 Memory | $26.44 @ OutletPC |
| Storage | Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive | $47.49 @ OutletPC |
| Video Card | EVGA GeForce GTX 750 Ti 2GB FTW ACX Video Card | $89.99 @ Newegg |
| Case | Fractal Design Define R4 (Black Pearl) ATX Mid Tower Case | $69.99 @ NCIX US |
| Power Supply | EVGA SuperNOVA G2 550W 80+ Gold Certified Fully-Modular ATX Power Supply | $70.98 @ Newegg |
| Optical Drive | Asus DRW-24B1ST/BLK/B/AS DVD/CD Writer | $16.88 @ OutletPC |
| Operating System | Microsoft Windows 10 Home OEM 64-bit | $99.98 @ OutletPC |
| Prices include shipping, taxes, rebates, and discounts | ||
| Total (before mail-in rebates) | $651.73 | |
| Mail-in rebates | -$40.00 | |
| Total | $611.73 | |
| Generated by PCPartPicker 2016-06-15 20:50 EDT-0400 |