comparison_benchmark.exs

integer_pairs =
  for a <- 1..1_000,
      b <- 1..1_000,
      do: [a, b]

Benchee.run(
  %{
    "===" => &Enum.map(&1, fn [a, b] -> a === b end),
    "==" => &Enum.map(&1, fn [a, b] -> a == b end),
    "!==" => &Enum.map(&1, fn [a, b] -> a !== b end),
    "!=" => &Enum.map(&1, fn [a, b] -> a != b end),
    "<" => &Enum.map(&1, fn [a, b] -> a < b end),
    ">" => &Enum.map(&1, fn [a, b] -> a > b end)
  },
  inputs: %{
    "Integers" => integer_pairs,
    "Floats" => Enum.map(integer_pairs, fn pair -> Enum.map(pair, &:erlang.float/1) end),
    "Mixed" => Enum.map(integer_pairs, fn [a, b] -> [a, :erlang.float(b)] end)
  }
)

# Operating System: macOS
# CPU Information: Intel(R) Core(TM) i9-9980HK CPU @ 2.40GHz
# Number of Available Cores: 16
# Available memory: 32 GB
# Elixir 1.11.2
# Erlang 23.1.1

# Benchmark suite executing with the following configuration:
# warmup: 5 s
# time: 10 s
# memory time: 0 ns
# parallel: 1
# inputs: Floats, Integers, Mixed
# Estimated total run time: 4.50 min

# Benchmarking != with input Floats...
# Benchmarking != with input Integers...
# Benchmarking != with input Mixed...
# Benchmarking !== with input Floats...
# Benchmarking !== with input Integers...
# Benchmarking !== with input Mixed...
# Benchmarking < with input Floats...
# Benchmarking < with input Integers...
# Benchmarking < with input Mixed...
# Benchmarking == with input Floats...
# Benchmarking == with input Integers...
# Benchmarking == with input Mixed...
# Benchmarking === with input Floats...
# Benchmarking === with input Integers...
# Benchmarking === with input Mixed...
# Benchmarking > with input Floats...
# Benchmarking > with input Integers...
# Benchmarking > with input Mixed...

# ##### With input Floats #####
# Name           ips        average  deviation         median         99th %
# !=           12.66       78.98 ms    ±22.15%       74.81 ms      217.19 ms
# <            12.63       79.15 ms    ±20.38%       75.32 ms      205.36 ms
# ==           12.44       80.40 ms    ±21.11%       77.12 ms      215.14 ms
# >            12.27       81.50 ms    ±21.73%       78.28 ms      225.63 ms
# ===          12.14       82.35 ms    ±21.29%       78.63 ms      225.97 ms
# !==          12.14       82.36 ms    ±23.07%       78.86 ms      238.73 ms

# Comparison:
# !=           12.66
# <            12.63 - 1.00x slower +0.163 ms
# ==           12.44 - 1.02x slower +1.42 ms
# >            12.27 - 1.03x slower +2.52 ms
# ===          12.14 - 1.04x slower +3.36 ms
# !==          12.14 - 1.04x slower +3.38 ms

# ##### With input Integers #####
# Name           ips        average  deviation         median         99th %
# !=           12.29       81.34 ms    ±19.47%       76.60 ms      193.37 ms
# <            12.28       81.44 ms    ±20.90%       79.11 ms      205.85 ms
# ==           11.92       83.86 ms    ±20.20%       79.31 ms      210.60 ms
# >            11.88       84.20 ms    ±20.36%       79.02 ms      216.44 ms
# !==          11.52       86.83 ms    ±19.90%       83.72 ms      220.57 ms
# ===          11.33       88.28 ms    ±20.20%       82.51 ms      231.59 ms

# Comparison:
# !=           12.29
# <            12.28 - 1.00x slower +0.0973 ms
# ==           11.92 - 1.03x slower +2.52 ms
# >            11.88 - 1.04x slower +2.86 ms
# !==          11.52 - 1.07x slower +5.49 ms
# ===          11.33 - 1.09x slower +6.94 ms

# ##### With input Mixed #####
# Name           ips        average  deviation         median         99th %
# !==          11.45       87.30 ms    ±14.93%       88.98 ms      162.15 ms
# !=           11.37       87.98 ms    ±19.69%       84.48 ms      237.04 ms
# <            11.28       88.67 ms    ±19.55%       86.21 ms      236.33 ms
# ===          11.18       89.45 ms    ±14.69%       86.81 ms      174.11 ms
# >            10.56       94.69 ms    ±15.40%       92.73 ms      189.09 ms
# ==           10.50       95.20 ms    ±14.58%       94.25 ms      185.44 ms

# Comparison:
# !==          11.45
# !=           11.37 - 1.01x slower +0.68 ms
# <            11.28 - 1.02x slower +1.37 ms
# ===          11.18 - 1.02x slower +2.15 ms
# >            10.56 - 1.08x slower +7.38 ms
# ==           10.50 - 1.09x slower +7.89 ms