7-Zip 4.58 alpha 2 for Windows 32 bit and x64

7-Zip 4.58 alpha 2 was released.

What's new:
- Small changes in Deflate and LZMA compression.
- Some speed optimizations.
- New localizations: Punjabi (Indian), Pashto.

You can post some benchmark results here for 7-Zip 4.57 / 4.58 alpha 2. Just call:
7z b
Write also some information about your CPU: CPU Type/Frequency.

Check also 7z/LZMA compression ratio for your files. 7-Zip 4.58 alpha 2 can provide slightly better compression ratio for some files.

Forum: http://sourceforge.net/forum/forum.php?forum_id=45797
Homepage: http://sourceforge.net/projects/sevenzip/

Download

7-Zip for 32-bit Windows:
http://www.7-zip.org/alpha/7z458a2.exe

7-Zip for 64-bit Windows x64:
http://www.7-zip.org/alpha/7z458a2-x64.msi