I was given this HP Proliant DL180 G6 (Xeon E5506, 4GB RAM) without power supply. As a newbie in that domain, I was shocked by the size and weight of that thing!
HP ProLiant DL180 G6 Server
Enterprise HP ProLiant DL380 G6 Server 2x 2.67Ghz X5550 QC 48GB – TechMikeNY
HPE ProLiant DL180 Gen6 (G6) Server | IT Creations
HPE 487507-001 Proliant DL180 G6 E5540 12Gb Server - ServerSupply.com
HP DL180 G6 Top View - ServeTheHome
HP DL180 G6 Rear IO and Power Supplies - ServeTheHome
HP Proliant Server SE326M1 DL180 G6 2x Xeon L5630 2.13ghz Quad 48gb 25x 146gb – Garland Computers
For HP ProLiant DL180 G6 X58 Server Motherboard 608865 001 507255 001 From Devintsai, $79.4 | DHgate.Com
HP Proliant DL180 G6 1x E5620 2 4GHz 12GB Ram 6TB HDD P812 2U Server 507168-B21
HP ProLiant DL180 G6 RAM | Memory– Cloud Ninjas
HP Proliant DL180 G6 E5540 2.53GHz 12Gb ram 12x 1Tb SAS - Ordi Spare