I compress on a AMD Athlon(tm) 64 X2 Dual Core Processor 5600+ running a Debian wheezy 64 bit 18 psd files (32 MB) .

Here are the results.

Tools

Version

Elapsed time (s)

Compressed size (MB)

gzip

1.4

6.8

bzip2

1.0.5

5.5

lzma

4.32.0beta3

1.1

xz

5.1.0alpha

1.1

I compress on a AMD Athlon(tm) 64 X2 Dual Core Processor 5600+ running a Debian wheezy 64 bit a 550 MB syslog file.

Here are the results.

Tools

Version

Elapsed time (s)

Compressed size (MB)

gzip

1.4

12

31

bzip2

1.0.5

245

20

lzma

4.32.0beta3

600

14

xz

5.1.0alpha

242

19

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