WOW, OMG.... I am actually designing my PC right now online. For the first CPU, Motherboard and Memory you chose, i chose the same items.
I have yet to choose a specific Storage type, however, and as for the Video Card i was thinking of going with a Radeon RX 560.
Component
CPU
Intel - Pentium G4560 3.5GHz Dual-Core Processor
$79.00 $79.00 PCCaseGear
Buy
CPU Cooler
Cooler Master - Hyper T4 70.0 CFM Rifle Bearing CPU Cooler
$35.00 $35.00 IJK
Buy
Motherboard
MSI - B250M PRO-VH Micro ATX LGA1151 Motherboard
$98.00 $98.00 Shopping Express
Buy
Memory
G.Skill - NT Series 8GB (1 x 8GB) DDR4-2133 Memory
$88.00 $88.00 Umart
Buy
Add Additional Memory
Storage
Western Digital - Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive
$63.00 $63.00 Shopping Express
Buy
Add Additional Storage
Video Card
Sapphire - Radeon RX 560 2GB PULSE Video Card
$148.00 $148.00 Umart
Buy
Case
Cooler Master - MasterBox Lite 3 (Windowed) MicroATX Mini Tower Case
$49.00 $49.00 Umart
Buy
Power Supply
Silverstone - 500W 80+ Bronze Certified ATX Power Supply
$49.00 $49.00 Umart
Total Price is $609.00 and if you remove the 560 and only use the integrated graphics you get the price under $500