Author: Vincent Diepeveen
Date: 05:03:17 05/13/04
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On May 13, 2004 at 07:56:28, Vincent Diepeveen wrote: >On May 12, 2004 at 22:56:45, margolies,marc wrote: > >400 staff members, 12 megawatt, and just slightly faster than earth, >it all sounds stupid to me. 400 staff members is of course too pathetic for words. 390 will be drinking coffee. >by the way, it won't be the fastest supercomputer at all. > >Note that they probably didn't order what they can get for their money in 2007 >either. clever salesmen promise something that's far under what they can deliver >in 2007 for that price. > >Suppose you would order for 50 million the fastest opteron cluster available by >then. > >Let's assume $6000 a node using myrinet pci-x. > >each node dual chip opteron. > >by then of course 1 chip has 4 cores. 1 node has 4 cores. >4 processors * (50000k$/6k$) = 8333 nodes * 4 processors = 33333 processors. > >Right now 2.2Ghz single processor opteorn delivers 4 gflops. By then we have of >course 0.065 at 4Ghz or so and delivering more a cycle. > >So 10 gflop is not unrealistic. 33333 * 10 gflop = 333333 gflop = 333 tflop. > >So just ordering 50 tflop for 50 million now they get ripped off. What they can >deliver now for 50 million is of course not even close what they can deliver by >then for 50 million. > >By the way IBM already is building a 1 pflop machine. > >>OAK RIDGE, Tenn., May 12 (UPI) -- Energy Secretary Spencer Abraham said >>Wednesday the Oak Ridge National Laboratory will build the world's most powerful >>supercomputer by 2007 >>...... >>The supercomputer will be housed in a new 170,000 square foot facility that >>includes room for 400 staff members in 40,000 square feet of space. The machines >>will run on 12 megawatts of power, which will be supplied by the Tennessee >>Valley Authority.
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