The Computer Language
Benchmarks Game

Scala programs versus Java

by benchmark task performance

fannkuch-redux
source secs KB gz cpu cpu load
Scala 60.51 33,264 1017 60.48 1% 1% 1% 100%
Java 67.02 23,380 1257 67.00 0% 1% 1% 100%
spectral-norm
source secs KB gz cpu cpu load
Scala 16.52 31,532 404 16.51 0% 1% 1% 100%
Java 16.30 23,872 950 16.29 1% 0% 1% 100%
mandelbrot
source secs KB gz cpu cpu load
Scala 27.80 96,344 786 27.79 0% 1% 1% 100%
Java 27.41 55,556 796 27.40 1% 0% 1% 100%
binary-trees
source secs KB gz cpu cpu load
Scala 17.86 530,980 494 17.64 1% 0% 0% 100%
Java 16.53 511,692 584 16.51 1% 1% 0% 100%
n-body
source secs KB gz cpu cpu load
Scala 29.77 34,868 1358 29.76 0% 1% 1% 100%
Java 24.07 23,184 1430 24.06 1% 1% 1% 100%
reverse-complement
source secs KB gz cpu cpu load
Scala 2.37 522,312 761 2.36 2% 1% 1% 100%
Java 1.79 521,988 745 1.78 1% 2% 2% 100%
fasta
source secs KB gz cpu cpu load
Scala 6.58 33,980 1053 6.58 1% 1% 0% 100%
Java 4.77 23,400 1507 4.76 1% 1% 1% 100%
regex-dna
source secs KB gz cpu cpu load
Scala 25.47 719,908 668 25.46 1% 0% 1% 100%
Java 11.41 699,176 1085 11.39 1% 1% 0% 100%
k-nucleotide
source secs KB gz cpu cpu load
Scala 123.45 997,052 1123 122.16 2% 2% 2% 100%
Java 36.57 512,948 1802 36.54 1% 0% 0% 100%
pidigits
source secs KB gz cpu cpu load
Scala   Failed
Java 0.34 492 938 0.32 3% 3% 0% 100%
Scala

Scala compiler version 2.12.0 -- Copyright 2002-2016, LAMP/EPFL and Lightbend, Inc.

java version "1.8.0_92"
Java(TM) SE Runtime Environment (build 1.8.0_92-b14)
Java HotSpot(TM) Server VM (build 25.92-b14, mixed mode)

Java

java version "1.8.0_92"
Java(TM) SE Runtime Environment (build 1.8.0_92-b14)
Java HotSpot(TM) Server VM (build 25.92-b14, mixed mode)