General Knoppix support for those who've read the FAQ at the Wiki
Dell Poweredge R640 Server | 2x Xeon Gold 6132 | 128GB | H730P | 8x HDD Trays
$1849.00
Dell PowerEdge R620 Server 2x E5-2660 v1 2.2GHz 16 Cores 256GB RAM 2x 300GB HDD
$89.99
Dell PowerEdge R730XD 28 Core Server 2X Xeon E5-2680 V4 H730 128GB RAM No HDD
$389.99
Dell PowerEdge R720 Server - 2x8c CPU,256Gb RAM, 128Gb SSD/3x900Gb SAS, Proxmox
$340.00
DELL PowerEdge R730 Server 2x E5-2680v4 2.4GHz =28 Cores 32GB H730 4xRJ45
$284.00
CTO Dell PowerEdge R630 Server, 2x Xeon E5-2620V4, 64GB- 512GB RAM, 480GB SSDs
$246.67
DELL POWEREDGE T430 SERVER W/ DUAL XEON E5-2609 CPU & 16GB MEMORY
$329.00
Dell Poweredge R620 8-Bay CTO Pick your CPU & RAM Config | H710 Raid | 2x PSU
$161.99
Dell PowerEdge R620 Server 2x E5-2650 V2 = 16 Cores H710P 128GB RAM 2x 600GB SAS
$274.99
DELL PowerEdge R630 8SFF Server 2x E5-2690v4 2.6GHz =28 Cores 256GB H730 4xRJ45
$600.00