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
Promote Server 2U 24 Bay 4 Node Each: 2x Xeon 12 Cores 64GB RAM X710-DA4 4x 10GB
$1039.00
1U Supermicro UXS Server Intel Xeon E3-1270 V3 32GB DDR3 4x1GB Ethernet IPMI
$199.00
HP ProLiant MicroServer Gen8/4x seagate desktop hdd 1000gb cpu e3-1220l v2 rms8g
$257.92
HP ProLiant MicroServer Gen8 Desktop Computer Intel Core i3-3240 8GB Ram
$224.99
Barracuda Supermicro CSE-825 X10DRH-CT 720w PSU 2U 8 Bay Dual E5-2620V4 32GB
$224.95
HPE 658553-001 ProLiant MicroServer Ultra Micro Tower Server - 1 x AMD Turion II
$365.00
SuperMicro 5017C-MTRF 1U Server- Intel E3-1230v2 3.3Ghz- 8GB - Dual PS
$279.00
1U 10 Bay Server X9DRW-CTF31 2x Xeon E5-2690 V2 10 Cores 64GB 2x PCI X16 2x PSU
$269.00