question about chrome portable and folders

Hi
i have few questions about chrome portable and folders

installed i have these folders

Other\
App\
cache\
Data\
help.html
GoogleChromePortable.exe


ok but inside data i found
h:\GoogleChromePortable\Data\profile\
h:\GoogleChromePortable\Data\Cache\
h:\GoogleChromePortable\Data\Media Cache\
h:\GoogleChromePortable\Data\PortableApps.comInstaller\
h:\GoogleChromePortable\Data\Cache\ is is 120Mb
and inside cache i found
h:\GoogleChromePortable\cache\Default\
h:\GoogleChromePortable\cache\Cache\
h:\GoogleChromePortable\cache\Media Cache\ 400MB

is it normal?
thanks