c# - Is there any minimum Server requirement for Windows Server to Host a MVC3 WebApp -

is there minimum server requirement windows server host mvc3 webapp. know needs iis 7. other other hardware requirements (i.e) ram,processor, etc.

i googled it,but couldn't answer question.

my web app used 5000 users, randomly 100 users using @ time. configuration suggestions???

ram: 512mb , processor: duel core enough