Here are the current system builds as of 6/25/2020. This is the most economical system.
It is a Budget system that will perform most task, play DVDs, some video games. This system is the most cost effective system with enough performance to keep most people satisfied.  This is not the cheapest system that can be made but, an economical system to get the job done. Budget, Mid-Range or a Turbo. Finally a cheap quite system for HTPC. Need to build a complete system with keyboard, mouse and monitor, then check out my system extras page. Click on the Buy now link to head over to PC part picker and see the current prices and availability.

  Budget Mid-Range Turbo  

PART   Total
CPU AMD Ryzen 5 3600 3.6 GHz 6-Core Processor $185
Motherboard MSI B450M PRO-M2 MAX Micro ATX AM4 $94
Memory G.Skill Ripjaws V Series 16 GB (2 x 8 GB) DDR4-3200 CL16 $65
Storage Primary ADATA SU760 512 GB 2.5" Solid State Drive $55
Storage Western Digital BLACK SERIES 1 TB 3.5" 7200RPM Internal Hard Drive $73
Video Card PowerColor Radeon RX 5600 XT 6 GB Video Card $290
Case NZXT H510 ATX Mid Tower Case $70
PSU EVGA 600 W 80+ Certified ATX Power Supply $60
  Total $586