This is new and up-gradable with lots of PSU capacity.
PCPartPicker part list:
https://pcpartpicker.com/list/23pCQV
Price breakdown by merchant: https://pcpartpicker.com/list/23pCQV/by_merchant/
CPU: Intel - Pentium G4560 3.5GHz Dual-Core Processor ($74.89 @ B&H)
Motherboard: MSI - B250M MORTAR ARCTIC Micro ATX LGA1151 Motherboard ($84.99 @ Amazon)
Memory: G.Skill - Ripjaws 4 series 8GB (2 x 4GB) DDR4-2400 Memory ($59.92 @ Amazon)
Storage: Seagate - BarraCuda 1TB 3.5" 7200RPM Internal Hard Drive ($49.88 @ OutletPC)
Video Card: Zotac - GeForce GTX 1050 Ti 4GB OC Edition Video Card ($144.86 @ Amazon)
Case: Zalman - T2 Plus MicroATX Mini Tower Case ($33.99 @ SuperBiiz)
Power Supply: SeaSonic - S12II 620W 80+ Bronze Certified ATX Power Supply ($47.79 @ SuperBiiz)
Total: $496.32
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2017-07-03 09:36 EDT-0400