MB: B365MHC Biostar
CPU: i3-9100 3.60 Ghz (4 CPUs)
OZU: DDR4 16gb =2*8 2666Mhz
SSD: 128Gb
GPU: UHD Graphics 630
PSU: 450W Nanotech
Case: Nanotech
Monitor: Immer 21.5

MB: Intel H61
CPU: i5-2500 3.30 Ghz (4 CPUs)
OZU: DDR3 8gb
SSD: 128Gb
GPU: Intel HD Graphics
PSU: 450W Nanotech
Case: Nanotech
Monitor: Samsung 22

MB: Intel H81
CPU: G3240 3.10 Ghz
OZU: DDR3 4gb
SSD: 128Gb
GPU: Intel HD Graphics
PSU: 450W Nanotech
Case: Nanotech
Monitor: 22