1 2Platform: Intel(R) OpenCL 3 Device: Intel(R) Core(TM) i3 CPU 550 @ 3.20GHz 4 Driver version: 1.2.0.76921 (Linux x64) 5 6 Global memory bandwidth (GBPS) 7 float : 8.28 8 float2 : 8.15 9 float4 : 7.34 10 float8 : 7.63 11 float16 : 7.48 12 13 Single-precision compute (GFLOPS) 14 float : 14.56 15 float2 : 29.07 16 float4 : 46.65 17 float8 : 28.68 18 float16 : 45.49 19 20 Double-precision compute (GFLOPS) 21 double : 12.56 22 double2 : 22.47 23 double4 : 8.55 24 double8 : 21.26 25 double16 : 10.25 26 27 Transfer bandwidth (GBPS) 28 enqueueWriteBuffer : 1.40 29 enqueueReadBuffer : 4.13 30 enqueueMapBuffer(for read) : 1355.73 31 memcpy from mapped ptr : 4.13 32 enqueueUnmap(after write) : 1682.98 33 memcpy to mapped ptr : 4.26 34 35 Kernel launch latency : 5.33 us 36 37