How did I do? HP ProLiant Gen8 Microserver, Just paid £80 (~$105) - 4GB DDR3 EEC RAM, Dual Core G1610T. : r/homelab
HP - P18584-421 - ProLiant MicroServer Gen10 Plus Performance - Server - Ultra-Micro-Tower - 1-way - 1 x Xeon E-2224 / 3.4 GHz - RAM 16 GB - SATA - non Hot-Swap 8.9 cm (3.5") - no HDD
HP Gen 8 Micro Server - Teardown & CPU Replacement - YouTube
HP Proliant MicroServer G8–A Decent Home Lab Server?