Skip to main content

Table 3 Parameters and performance: GPU vs CPU (20 iterations)

From: Systematic construction, verification and implementation methodology for LDPC codes

  GPU (ours) CPU GPU[12]
Platform NV. GTX260 Intel Core2 Quad NV. 8800GTX
Clock frequency 1.24GHz 2.66 GHz 1.35 GHz
Decoding method Semi-parallel Semi-parallel Full-parallel
  LMMSA LMMSA BP
Blocks×threads 216 × 96 1 128 × 256
Net throughput 24.5 Mbps 50 Kbps 25Mbps
Precision Floating-point Floating-point 8-bit fixed-point