Any one know what this subject might mean or information source related to it, please tell me.

it depends on what you are looking for. high powerd computing varies. what re yu actually looking for?

I have found a publication on the subject.

HPCWire is the publication of choice for the global community of business and technology professionals interested in computationally- and data-intensive computing, including infrastructure topics such as software, middleware, hardware, networking, storage, tools and applications.

HPCWire delivers daily news and information, event-specific coverage from around the globe, and exclusive interviews with industry leaders on topics ranging from business and economic issues to advanced and emerging technology directions for supercomputing in academia & research, financial services, life sciences, government, manufacturing, oil & gas, and the retail industry sectors, all in a timely and easily-accessible Internet format.

With a powerful combination of email distribution and a web site portal, HPCWire is enjoyed each week by several hundred thousand readers.

The link is at: http://saharapub.tradepub.com/c/pubRD.mpl?sr=oc&_t=oc:&pc=hpcw