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guide:glossary [2011/02/15 16:25]
swyngaard
guide:glossary [2021/12/09 16:42] (current)
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 =====High Performance Computing===== =====High Performance Computing=====
   * The use of parallel processing for running advanced application programs efficiently, reliably and quickly.   * The use of parallel processing for running advanced application programs efficiently, reliably and quickly.
 +
 =====Supercomputer===== =====Supercomputer=====
   * A system that performs at or near the currently highest operational rate for computers. Some supercomputers work at over half a petaflop or 10<sup>15</sup> floating-point operations per second.   * A system that performs at or near the currently highest operational rate for computers. Some supercomputers work at over half a petaflop or 10<sup>15</sup> floating-point operations per second.
 =====FLOPS===== =====FLOPS=====
-  * Number of floating point operations per clock cycle+  * Number of floating point operations per second
 =====Peak Performance===== =====Peak Performance=====
   * Peak Flops, the theoretical measure of floating point potential   * Peak Flops, the theoretical measure of floating point potential
 =====Sustained Performance===== =====Sustained Performance=====
-  * As measured by LinPack (http://www.top500.org)+  * Currently, as measured by LinPack (http://www.top500.org)
 =====HPI===== =====HPI=====
   * High Performance Interconnect   * High Performance Interconnect
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 =====Compute Farm===== =====Compute Farm=====
   * Loosely coupled cluster (no high performance interconnect)   * Loosely coupled cluster (no high performance interconnect)
 +=====Single Precision===== 
 +  * 32 bits 
 +  * Significand of 24 bits 
 +  * Exponent of 7 bits 
 +  * 1 sign bit 
 +=====Double Precision===== 
 +  * 64 bits 
 +  * Significand of 52 bits 
 +  * Exponent of 11 bits 
 +  * 1 sign bit
/app/dokuwiki/data/attic/guide/glossary.1297779923.txt.gz · Last modified: 2021/12/09 16:42 (external edit)