$ du dist/lib/corepack*
956     dist/lib/corepack-new.cjs
2272    dist/lib/corepack-old.cjs
$ node -v
v20.11.0
$ hyperfine -w 5 "node ./dist/lib/corepack-new.cjs --version" "node ./dist/lib/corepack-old.cjs --version"
Benchmark 1: node ./dist/lib/corepack-new.cjs --version
  Time (mean ± σ):      47.6 ms ±   0.9 ms    [User: 43.6 ms, System: 6.4 ms]
  Range (min … max):    46.0 ms …  50.7 ms    63 runs

Benchmark 2: node ./dist/lib/corepack-old.cjs --version
  Time (mean ± σ):      61.1 ms ±   1.2 ms    [User: 53.6 ms, System: 10.0 ms]
  Range (min … max):    59.5 ms …  64.7 ms    50 runs

Summary
  node ./dist/lib/corepack-new.cjs --version ran
    1.28 ± 0.03 times faster than node ./dist/lib/corepack-old.cjs --version