SuiteCRM Slow on Windows Server

Hello,

I have installed SuiteCRM Version 7.6.4 on Windows Server - IIS. But every page taking 8.50sec to 9 sec.

Same server I have installed SugarCRM CE but it is working fine.

Thanks

Windows Server 2012 R2 Standard Edition) i586
memory_limit 512M
max_execution_time 3600
post_max_size 100M