Check processor and cpu details

$ cat /proc/cpuinfo | grep vendor | uniq

$ cat /proc/cpuinfo | grep 'model name' | uniq

$ lscpu

$ lscpu | grep -i mhz

$ cat /proc/cpuinfo | grep -i mhz | uniq

$ watch -n 0.1 "cat /proc/cpuinfo | grep -i mhz"

$ cat /proc/cpuinfo | grep processor