1 2Platform: Apple 3 Device: Iris Pro 4 Driver version : 1.2(May 5 2014 20:39:23) (Macintosh) 5 Compute units : 280 6 Clock frequency : 1200 MHz 7 8 Global memory bandwidth (GBPS) 9 float : 36.78 10 float2 : 47.46 11 float4 : 44.09 12 float8 : 31.69 13 float16 : 17.02 14 15 Single-precision compute (GFLOPS) 16 float : 536.84 17 float2 : 900.94 18 float4 : 737.13 19 float8 : 748.35 20 float16 : 742.58 21 22 No double precision support! Skipped 23 24 Transfer bandwidth (GBPS) 25 enqueueWriteBuffer : 5.11 26 enqueueReadBuffer : 4.33 27 enqueueMapBuffer(for read) : 257.15 28 memcpy from mapped ptr : 4.70 29 enqueueUnmap(after write) : 6900.65 30 memcpy to mapped ptr : 5.27 31 32 Kernel launch latency : 50.36 us 33