class cpu_data:
    pentium_4 = 0
    yonah = 1
    conroe = 2
    penryn = 3
    nehalem = 4 # (Westmere included)
    sandy_bridge = 5  #     2000
    ivy_bridge = 6  #       3000
    haswell = 7     #       4000
    broadwell = 8   #       5000
    skylake = 9     #       6000
    kaby_lake = 10  #       7000
    coffee_lake = 11  #     8000
    comet_lake = 12 #       9000
    ice_lake = 13  #        10000