No, that's not a good deal. You can get a better system for that if you buy it new.
PCPartPicker part list / Price breakdown by merchant
| Type | Item | Price |
|---|---|---|
| CPU | Intel Core i5-4460 3.2GHz Quad-Core Processor | $178.49 @ OutletPC |
| Motherboard | Gigabyte GA-B85M-GAMING 3 Micro ATX LGA1150 Motherboard | $46.98 @ Newegg |
| Memory | G.Skill Ares Series 8GB (2 x 4GB) DDR3-1600 Memory | $54.99 @ Newegg |
| Storage | Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive | $47.99 @ NCIX US |
| Video Card | HIS Radeon R9 290 4GB IceQ X² Video Card | $252.98 @ Newegg |
| Case | Cooler Master N200 MicroATX Mid Tower Case | $39.99 @ NCIX US |
| Power Supply | CoolMax 600W 80+ Bronze Certified Semi-Modular ATX Power Supply | $44.99 @ Micro Center |
| Operating System | Microsoft Windows 8.1 (OEM) (64-bit) | $87.89 @ OutletPC |
| Prices include shipping, taxes, rebates, and discounts | ||
| Total (before mail-in rebates) | $794.30 | |
| Mail-in rebates | -$40.00 | |
| Total | $754.30 | |
| Generated by PCPartPicker 2015-04-03 03:26 EDT-0400 |