Platform: Intel(R) OpenCL
  Device: Intel(R) HD Graphics 4600
    Driver version  : 10.18.10.3308 (Win32)
    Compute units   : 20
    Clock frequency : 400 MHz

    Global memory bandwidth (GBPS)
      float   : 19.87
      float2  : 21.16
      float4  : 21.29
      float8  : 20.44
      float16 : 15.78

    Single-precision compute (GFLOPS)
      float   : 211.73
      float2  : 345.66
      float4  : 343.99
      float8  : 375.94
      float16 : 373.48

    No double precision support! Skipped

    Transfer bandwidth (GBPS)
      enqueueWriteBuffer         : 3.76
      enqueueReadBuffer          : 2.32
      enqueueMapBuffer(for read) : inf
        memcpy from mapped ptr   : 2.87
      enqueueUnmap(after write)  : inf
        memcpy to mapped ptr     : 3.74

    Kernel launch latency : 166.24 us