Simple script to get some info about a linux machine

print_linux_hw_info.sh

#!/bin/bash

host=$(cat /etc/hostname)
echo "PC Name: ${host}"

cpu=$(cat /proc/cpuinfo | grep "model name" | head -1 | sed "s/model name	: //")
echo "CPU: ${cpu}"

motherboard=$(sudo dmidecode -t 2 | grep "Product Name" | sed "s/	Product Name: //")
echo "Motherboard: ${motherboard}"

# Number of stick and their sizes
sticks=$(sudo dmidecode --type memory | grep "Volatile Size:" | sed '/Non-Volatile Size/d' | sed "s/	Volatile Size: //" | sed "s/ GB//" | paste -s -d, /dev/stdin)
# type (DDR4/DDR3)
ram_type=$(sudo dmidecode --type memory | grep "Type:" | sed '/Error Correction Type/d' | head -1 | sed 's/	Type: //')
n_stick=$(echo ${sticks} | grep -o "[[:digit:]]\+" | wc -l)
total_ram=$(echo "${sticks}" | tr '\n' ' ' | sed -e 's/[^0-9]/ /g' -e 's/^ *//g' -e 's/ *$//g' | tr -s ' ' | sed 's/ /\n/g' | paste -s -d+ | bc)
echo "RAM: ${total_ram}GB (${ram_type}) ; ${n_stick} stick(s) (${sticks})"

gpu=$(sudo lshw -C display | grep "product:" | sed "s/       product: //")
echo "GPU ${gpu}"