Newsgroups: comp.parallel
From: GP Tomaschke <u7303@sas.nersc.gov>
Subject: Re: Beyond Teraflops (Easy Question)
Organization: National Energy Research Supercomputer Center
Date: Tue, 10 Jan 1995 17:44:05 GMT
Message-ID: <3es823$7ki@cronkite.nersc.gov>

In article <1995Jan9.124027.6728@sed.psrw.com>, djensen@sed.psrw.com (David Jensen) writes:
|> Greetings! 
|> 
|> Here's an easy question ...
|> 
|> I know ...
|> kiloflops == 1e3 floating point operations per second
|> megaflops == 1e6 floating point operations per second
|> gigaflops == 1e9 floating point operations per second
|> teraflops == 1e12 floating point operations per second
|> 
|> I think ... 
|> petaflops == 1e15 floating point operations per second
|> 
|> But what are the next couple prefixes?
|> ????flops == 1e18 floating point operations per second
|> ????flops == 1e21 floating point operations per second
|> 
|> 
|> (Arr, arr, let's talk some serious processing power!) 
|> 
|> Thanks! 
|> David Jensen 
|> djensen@sed.psrw.com 
|> 1-703-516-6384
|> 
|> -- 
|> David Jensen
|> djensen@sed.psrw.com
|> 1-703-516-6384
|> 

Pflops =  petaflops = 1e15 flops
Eflops =   exaflops = 1e18 flops
Zflops =  zetaflops = 1e21 flops
Yflops = yottaflops = 1e24 flops

exa has been around a while.  zeta and yotta are fairly recent, but have
been adopted by one of the standards committees (ISO or ANSI).


Greg Tomaschke
tomaschke@nersc.gov


