Platform: Apple
  Device: Iris
    Driver version  : 1.2(Feb 26 2016 23:23:55) (Macintosh)
    Compute units   : 40
    Clock frequency : 1200 MHz

    Global memory bandwidth (GBPS)
      float   : 16.82
      float2  : 18.80
      float4  : 19.07
      float8  : 16.11
      float16 : 9.84

    Single-precision compute (GFLOPS)
      float   : 465.36
      float2  : 670.77
      float4  : 667.87
      float8  : 655.40
      float16 : 643.45

    No double precision support! Skipped

    Transfer bandwidth (GBPS)
      enqueueWriteBuffer         : 6.47
      enqueueReadBuffer          : 6.32
      enqueueMapBuffer(for read) : 1000.88
        memcpy from mapped ptr   : 6.54
      enqueueUnmap(after write)  : 7374.60
        memcpy to mapped ptr     : 7.55

    Kernel launch latency : 36.65 us