Si potrebbe lavorare anche ad una opzione del genere, magari con qualche info anche sui dischi presenti sul sistema.

codice:
#!/bin/bash

HOSTNAME=$(cat /etc/hostname)
MACHINE=$(uname -a)
RAM=$((`cat /proc/meminfo | head -2 | tail -1 | awk '{print $2}'`/1024/1024))
CPU_VENDOR=$(cat /proc/cpuinfo | grep "vendor" | awk -F: '{print $2}')
CPU_NAME=$(cat /proc/cpuinfo | grep "model name" | awk -F: '{print $2}')
CPU_MHZ=$(cat /proc/cpuinfo | grep "MHz" | awk -F: '{print $2}')
CPU_CACHE=$(cat /proc/cpuinfo | grep "cache" | awk -F: '{print $2}')

PCI=$(lspci)
USB=$(lsusb)

echo "--- Machine $HOSTNAME ---"
echo ""
echo "Sistema: $MACHINE"
echo "RAM: $RAM MB"
echo "CPU: $CPU_VENDOR $CPU_NAME $CPU_MHZ Mhz $CPU_CACHE"
echo ""
echo "Your PCI"
echo "$PCI"
echo ""
echo "Your USB"
echo "$USB"