These servers were used to host realms for the role-playing game World of Warcraft. They are sometimes auctioned off by Blizzard when they upgrade to a newer WoW Server Blade troubleshooting, repair, and service manuals.
WoW Server Blade Teardown - iFixit
Found this at my hometown museum: The Barthilas Server Blade! : r/wow
World of Warcraft Gaming PCs
Server blade - Wowpedia - Your wiki guide to the World of Warcraft
Screwdriver Holder - Canada
Mizkif receives original World of Warcraft server blade - Dot Esports
Server - iFixit
WoW Server Blade Teardown - iFixit
Server blade - Wowpedia - Your wiki guide to the World of Warcraft
Lenovo Thinkpad Carbon X1 Carbon Ultrabook Review and SSD Analysis
WoW Server Blade Teardown - iFixit
That WoW server blade (August Lilleaas' blog)
WoW Server Blade Teardown - iFixit