Comcast 940mbps + PFsense on i5-6500 = great performance. I don't saturate the link too often, but it's nice to see my PFsense box not break a sweet when needed. : r/PFSENSE
Intel Core i5 6500: A Great Skylake CPU For $200, Works Well On Linux Review - Phoronix
Restored HP 600 G2-SFF Desktop PC with Intel Core i5-6500 3.2GHz Processor, 16GB Memory, 480GB SSD, and Win 10 Pro (64-bit) (Monitor Not Included) (Refurbished) - Walmart.com
Refurbished: Dell OptiPlex 3040, Minitower, Intel Core i5-6500 @ 3.20 GHz, 4GB DDR3, NEW 500GB SSD, DVD-RW, Wi-Fi, USB to HDMI Adapter, NEW Keyboard + Mouse, Microsoft Windows 10 Home 64-bit - Newegg.com
Industrial Rackmount PC i5-6500 4U – HardboxUSA
HP Z240 SFF i5-6500 16gb 512GB SSD + 2x 22" Monitor, keyboard, mouse - Fox in the Box