Platform: Portable Computing Language Device: pthread-Intel(R) Xeon(R) CPU E5-2603 v3 @ 1.60GHz Driver version : 3.0-rc2 (Linux x64) Compute units : 12 Clock frequency : 1600 MHz 64 warnings generated. Global memory bandwidth (GBPS) float : 22.04 float2 : 28.84 float4 : 28.94 float8 : 29.87 float16 : 30.25 Single-precision compute (GFLOPS) float : 4.79 float2 : 9.66 float4 : 19.76 float8 : 39.71 float16 : 79.75 No half precision support! Skipped Double-precision compute (GFLOPS) double : 4.79 double2 : 9.69 double4 : 19.71 double8 : 38.85 double16 : 75.89 Integer compute (GIOPS) int : 9.62 int2 : 7.11 int4 : 14.41 int8 : 30.02 int16 : 58.72 Integer compute Fast 24bit (GIOPS) int : 9.70 int2 : 7.05 int4 : 14.57 int8 : 30.02 int16 : 58.73 Transfer bandwidth (GBPS) enqueueWriteBuffer : 4.41 enqueueReadBuffer : 4.35 enqueueWriteBuffer non-blocking : 4.54 enqueueReadBuffer non-blocking : 4.48 enqueueMapBuffer(for read) : 8079.32 memcpy from mapped ptr : 4.47 enqueueUnmap(after write) : 7339.31 memcpy to mapped ptr : 4.54 Kernel launch latency : 23.77 us