Buffer#toString on Node 0.12.7

buffer.js

var Benchmark = require('benchmark');
var suite = new Benchmark.Suite();

suite.add('Buffer#toString 1MB', function () {
  new Buffer(1000 * 1000).toString();
})
.add('Buffer#toString 100KB', function () {
  new Buffer(100 * 1000).toString();
})
.on('cycle', function (event) {
  console.log(String(event.target));
})
.on('complete', function () {
  console.log('Fastest is ' + this.filter('fastest').pluck('name'));
})
.run({ async: true });

result

# Machine: MBP Retina Mid 2013, CPU: 2.3 GHz Intel Core i7, Memory: 8GB
$ node -v
v0.12.7
$ node buffer.js
Buffer#toString 1MB x 1,750 ops/sec ±52.42% (36 runs sampled)
Buffer#toString 100KB x 3,450 ops/sec ±3.02% (59 runs sampled)
Fastest is Buffer#toString 100KB