Platform: Apple
  Device: Iris Pro
    Driver version  : 1.2(May  5 2014 20:39:23) (Macintosh)
    Compute units   : 280
    Clock frequency : 1200 MHz

    Global memory bandwidth (GBPS)
      float   : 36.78
      float2  : 47.46
      float4  : 44.09
      float8  : 31.69
      float16 : 17.02

    Single-precision compute (GFLOPS)
      float   : 536.84
      float2  : 900.94
      float4  : 737.13
      float8  : 748.35
      float16 : 742.58

    No double precision support! Skipped

    Transfer bandwidth (GBPS)
      enqueueWriteBuffer         : 5.11
      enqueueReadBuffer          : 4.33
      enqueueMapBuffer(for read) : 257.15
        memcpy from mapped ptr   : 4.70
      enqueueUnmap(after write)  : 6900.65
        memcpy to mapped ptr     : 5.27

    Kernel launch latency : 50.36 us