Lenovo ThinkCentre M800 Tower i7

INTEL i5-7400 QUAD CORE 3.5GHz, RAM 8GB DDR4,
HDD 1TB, DVDRW, LAN GIGA, WIFI, BLUETOOTH,
HDMI, CARD READER, TYPE C PORT,
WIRELESS HP KEYBOARD & MOUSE,
HDMI X2, DTS STUDIO SOUND,
NEW, WINDOWS 10 64 BITS ORIGINAL

HP PAVILION 570-P027C
INTEL i5-7400 6MB 3.5GHz,
RAM 4GB DDR4,  HDD 1TB, DVDRW,
LAN, WIFI, BLUETOOTH,
HDMI, CARD READER, TYPE C PORT,
USB KEYBOARD AND MOUSE,
NEW, WINDOWS 10 64 BITS ORIGINAL

HP Pavilion TP01-1227c Desktop

Intel Core i3-10100 3.6GHz

4GB

1TB HDD + 16GB optane memory,

DVD Writer,

HDMI, VGA, Wifi, B.Tooth

Windows 10

CPU INTEL CORE i7-6700T
RAM 8GB
HARD DISK 1TB SATA
LAN, WIFI
WIRELESS KEYBOARD + MOUSE
WINDOWS 10 HOME
+
WIRELESS DETACHEABLE PROJECTOR
(220 LUM, 720 PIXELS, 2.5m DIAG PROJECTION SIZE)