Platform: AMD Accelerated Parallel Processing Device: Intel(R) Xeon(R) CPU E5-2670 0 @ 2.60GHz Driver version : 1598.5 (sse2,avx) (Linux x64) Compute units : 32 Clock frequency : 3283 MHz Global memory bandwidth (GBPS) float : 25.27 float2 : 26.60 float4 : 26.84 float8 : 27.01 float16 : 44.40 Single-precision compute (GFLOPS) float : 23.95 float2 : 47.73 float4 : 95.47 float8 : 187.04 float16 : 350.93 Double-precision compute (GFLOPS) double : 23.96 double2 : 47.85 double4 : 95.18 double8 : 186.15 double16 : 308.99 Integer compute (GIOPS) int : 47.79 int2 : 21.65 int4 : 126.29 int8 : 245.77 int16 : 350.12 Transfer bandwidth (GBPS) enqueueWriteBuffer : 3.82 enqueueReadBuffer : 3.54 enqueueMapBuffer(for read) : 18323.24 memcpy from mapped ptr : 6.43 enqueueUnmap(after write) : 31956.60 memcpy to mapped ptr : 6.55 Kernel launch latency : 9.52 us