Detailed system requirements for IBM products

Detailed system requirements for any of the IBM products can be searched directly from the given link,

http://www-969.ibm.com/software/reports/compatibility/clarity/softwareReqsForProduct.html

Named as IBM Software Product Compatibility Reports (SPCR) tool, this looks good in terms of single URL for all the products. Not sure how I missed this earlier, but definitely worth. I have checked for WAS, Portal and Connections and everything are included perfectly.