International Journal of Reconfigurable Computing / 2017 / Article / Tab 2

Research Article

OpenCL-Based FPGA Accelerator for 3D FDTD with Periodic and Absorbing Boundary Conditions

Table 2

Comparison with GPUs and CPUs using single-precision floating-point computation.

FPGAGPUMulticore CPU
DE5395-D8GTX680GTX750Tii7-4960xE5-1650 v3

Number of 1152102466
Core clock frequency (MHz)260193980112736003500
Memory bandwidth (GB/s)25.634.1192.286.451.259.7
Peak performance (Gflop/s)1931502.930901305345.6672

Processing time (s)6.317.369.3910.7123.6320.84

: CUDA cores; multicore CPU: CPU cores.

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