Here is one of the scripts that I found on the net while searching for something … Note the URL for the script in the Description.

#!/bin/bash -
#===============================================================================
#
#          FILE:  linux_hw.sh
#
#         USAGE:  ./linux_hw.sh
#
#   DESCRIPTION:  http://www.howtogeek.com/howto/solaris/get-the-processor-type-on-solaris/
#
#       OPTIONS:  ---
#  REQUIREMENTS:  ---
#          BUGS:  ---
#         NOTES:  ---
#        AUTHOR: Amit Agarwal (aka), amit.agarwal@roamware.com
#       COMPANY: Roamware India Pvt Ltd
#       CREATED: 09/13/2011 03:57:34 PM IST
# Last modified: Sun Oct 30, 2011  04:59PM
#      REVISION:  ---
#===============================================================================

function linux_hw_CPU {
	typeset num=0
	typeset name=""
	typeset cores=""
	name="$( cat /proc/cpuinfo | awk -F: '
/vendor_id/ { vendor=$2 }
/model name/ { model=$2 }
/cpu MHz/ {
if( model ~ "Hz" ) {speed=""} else { speed=$2? MHz" };
print vendor, model, speed; }
		' | tail -1
	)"

        num=$(if [ -r /proc/vmware/cpuinfo ]; then awk '/pcpu/ { print NF-1 }' /proc/vmware/cpuinfo; else cat /proc/cpuinfo | grep processor| wc -l; fi)

	# ESX: mas info sobre logical/cores/packages
	if [ -r /proc/vmware/sched/ncpus ]
	then
		cores=$( echo $( cat /proc/vmware/sched/ncpus ) )
	fi

	echo $num $( echo "$name ($cores)" | enclose )
}

function enclose {
	tr -s " " | sed -e "s/^/\"/; s/$/\"/; s/\"\ /\"/; s/\ \"/\"/"
}

function linux_hw_CPU {

	typeset num=0
	typeset name=""
	typeset cores=""

	name="$(
		cat /proc/cpuinfo | awk -F: '
/vendor_id/ { vendor=$2 }
/model name/ { model=$2 }
/cpu MHz/ {
if( model ~ "Hz" ) {speed=""} else { speed=$2" MHz" };
print vendor, model, speed; }
		' | tail -1
	)"

	num=$(
		if [ -r /proc/vmware/cpuinfo ]
		then
			awk '/pcpu/ { print NF-1 }' /proc/vmware/cpuinfo
		else
			cat /proc/cpuinfo | grep processor| wc -l
		fi

	)

	if grep -q "physical id" /proc/cpuinfo || grep "siblings" /proc/cpuinfo
	then
		chip_count=$( grep "physical id" /proc/cpuinfo | sort -u | wc -l )
		chip_core=$( grep "siblings" /proc/cpuinfo | tail -1 | cut -d: -f2 )
		cores="($chip_count chips x $chip_core cores)"
	fi

	# Blades HP con
	if [ -x /sbin/hpasmcli ]
	then
		chip_name=$( /sbin/hpasmcli -s "SHOW SERVER" | grep "Name" | head -1 | cut -d: -f2 )
		chip_speed=$( /sbin/hpasmcli -s "SHOW SERVER" | grep "Speed" | head -1 | cut -d: -f2 )
		chip_core=$( /sbin/hpasmcli -s "SHOW SERVER" | grep "Core" | head -1 | cut -d: -f2 )
	fi

	# ESX: mas info sobre logical/cores/packages
	if [ -r /proc/vmware/sched/ncpus ]
	then
		cores="($( echo $( cat /proc/vmware/sched/ncpus ) ))"
	fi

	# Linux Itanium IA64
	if grep -q -i itanium /proc/cpuinfo
	then
		name="$(
		grep "vendor" /proc/cpuinfo | cut -d: -f2- | tail -1 ) $(
		grep "arch " /proc/cpuinfo | cut -d: -f2- | tail -1 ) $(
		grep "family" /proc/cpuinfo | cut -d: -f2- | tail -1 ) $(
		grep "cpu MHz" /proc/cpuinfo | cut -d: -f2- | cut -d. -f1 | tail -1 ) Mhz"

		chip_count=$( grep "physical id" /proc/cpuinfo | sort -u | wc -l )
		chip_core=$( grep "siblings" /proc/cpuinfo | tail -1 | cut -d: -f2 )
		cores="($chip_count chips x $chip_core cores)"
	fi

	echo $num $( echo "$name $cores" | enclose )
}

linux_hw_CPU

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