Hi, Here are my quick tests:
 
New Zlib - FastCompression
--------------------------
pxCPU:01.392, pxOrig:5103445, pxPack:1693810;
 
[..]
 
Old Zlib - FastCompression
--------------------------
pxCPU:02.013, pxOrig:5103445, pxPack:1695881;
 
[..]

Ray Norrish