Restored HP Compaq 8300-SFF Desktop PC with Intel Core i5-2400 Processor, 8GB Memory, 500GB Hard Drive and Windows 10 Pro (Monitor Not Included) (Refurbished) - Walmart.com
HP Elite 8300 CMT Intel Core i3-3220 3.30GHz 4GB 250GB Windows 7 Nvidia No OS | eBay
Micro ATX Gaming PC Build | HP Compaq Elite 8300 SFF i7 3770 and GTX 1050 Gets a Makeover!! - YouTube
Posting Sleeper again with specs: HP 8300 Compaq Elite, i7-3770k, 1tb SSD and HDD, 1050 ti, 16gb DDR3 RAM, stock motherboard/power supply : r/pcmasterrace
HP Compaq Elite 8300 specifications
657096-001-02 HP System Board Assembly Elite 8300 Cmt (Refurbished)
Amazon.com: HP Compaq Elite 8300-SFF, Core i5-2400 3.1GHz, 8GB RAM, 240GB Solid State Drive, DVDRW, Windows 10 Pro 64bit, (Renewed) : Electronics
I cannot find how to install a third 3.5 inch hard drive in... - HP Support Community - 7882930
Rennowa HP Compaq Elite 8300 CMT i5-3470/4GB/240SSD/DVD – Maxnavia
HP 8300 Complete Overhaul: PSU and GPU upgrades | tonymacx86.com
HP Compaq Elite 8300 PC Product Specifications | HP® Customer Support
User Guide
HP Compaq Elite 8300 Desktop PC Series - Identifying Components | HP® Customer Support