PCPartPicker part list:
http://ca.pcpartpicker.com/p/BkpZ
Price breakdown by merchant: http://ca.pcpartpicker.com/p/BkpZ/by_merchant/
Benchmarks: http://ca.pcpartpicker.com/p/BkpZ/benchmarks/
CPU: Intel Pentium G550 2.6GHz Dual-Core Processor ($42.99 @ Newegg Canada)
Motherboard: MSI B75MA-E33 Micro ATX LGA1155 Motherboard ($59.99 @ Canada Computers)
Memory: Crucial Ballistix sport 4GB (1 x 4GB) DDR3-1600 Memory ($23.86 @ DirectCanada)
Video Card: Sapphire Radeon HD 7770 GHz Edition 1GB Video Card ($119.99 @ Newegg Canada)
Power Supply: Corsair Builder 430W 80 PLUS Bronze Certified ATX12V Power Supply ($49.99 @ Newegg Canada)
Total: $296.82
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-02-03 20:28 EST-0500)