The best replacement for h80 is h100.

The best alternatives to h80 are rated as following:
★★★★★  h100
★★★★  h80i
★★★  h60
★★★  h90
★★  hyper 212
★★  pt6
★★  hyper 212 evo
★★  920
★★  h70
★★  h110
★  noctua nh-d14
★  h75
★  nh-d14
★  h55
★  h50
★  antec kuhler
★  antec 920
  noctua nh d14
  212 plus
  water 2.0 pro
  d14
  antec kuhler 920
  h100 corsair
  kuhler 920

Your alternative for h80 is not listed? Suggest!
Speaking about h80, one probably shouldn't forget about 3770k.

Other search terms related to h80 and their ratings are:
★★★★★ 3770k
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Google Trends

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h80
h100
h80i