Using knoppix on laptops. LCD screens, APM, PCMCIA ...
1U Supermicro Server 10 Bay 2x Intel Xeon 3.3Ghz 8C 128GB RAM 480GB SSD 2x 10GBE
$273.00
HP ProLiant MicroServer Gen8 G8 G2020T 8GB RAM 4x 1TB HDD 4x 3.5" 712318-421
$269.99
HP ProLiant MicroServer Gen8 Desktop Computer Intel Core i3-3240 8GB Ram
$224.99
HP ProLiant MicroServer Gen8/4x seagate desktop hdd 1000gb cpu e3-1220l v2 rms8g
$257.92
Barracuda Supermicro CSE-825 X10DRH-CT 720w PSU 2U 8 Bay Dual E5-2620V4 32GB
$224.95
DATTO-1000 Mini PC Micro Server 8GB RAM
$67.48
HPE ProLiant MicroServer Gen10 Plus v2 Ultra Micro Tower Server - 1 x Intel Xeon
$846.48
HPE 658553-001 ProLiant MicroServer Ultra Micro Tower Server - 1 x AMD Turion II
$365.00
1U PFSENSE 20" Depth Server Firewall VPN X11SSH-F Xeon 3.5Ghz 64GB RAM NVME M.2
$285.00
Supermicro CSE-825-7 X10DRW-i 2 Xeon E5-2667v4 3.2GHz SAS3 2U One Power Supply
$209.75