Changes between Version 7 and Version 8 of cypress/XeonPhi


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Timestamp:
Aug 20, 2015 8:47:05 PM (6 years ago)
Author:
cmaggio
Comment:

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  • cypress/XeonPhi

    v7 v8  
    99
    1010The 7120p is equipped with
    11 * 61 Physical cores running at 1.238 GHz
     11* 61 physical x86 cores running at 1.238 GHz
    1212* Four (4) Hardware threads on each core
    1313* 16GB GDDR5 memory
    1414* Uniquely wide SIMD capabilities via 512-bit wide vectors (16 doubles!)
     15* Connected via PCIe Bus
     16* Fully coherent L1 and L2 cache
    1517
    1618All this adds up to about 2GFLOPS of potential computing power.
     19
     20Each Xeon Phi can be regarded as it's own small machine (cluster really) running a stripped down version of linux. We can ssh onto them, we can run code on them, and we can treat them as another asset to be recruited into our MPI executions.
    1721
    1822== Xeon Phi Usage Models ==