Used - Like New: Intel Core i5-4570 3.2 GHz LGA 1150 CM8064601464707 Desktop Processor - Newegg.com
NeweggBusiness - HP Desktop PC ProDesk 600 G1 (F4J95UT#ABA) Intel Core i5 4570 (3.20GHz) 4GB DDR3 500GB HDD Intel HD Graphics 4600 Windows 7 Professional 64-Bit (available through downgrade rights from Windows 8 Pro)
GitHub - samleong123/i5-4570-B85MG-HD4600-BigSur-Opencore-EFI: macOS Big Sur - Opencore EFI for i5-4570 + Asus B85MG Motherboard + HD4600 iGPU