FPGA Solution

Bit Precision

Logic Elementsh

Prediction accuracy

3-layer network w/sigmoid

8-bit

564

95.6%

6-bit

495

95.1%

5-bit

459

94.7%

4-bit

404

92.9%

3-layer network w/D-ReLU

8-bit

428

92.7%

6-bit

416

90.3%

5-bit

407

88.6%

4-bit

386

87.9%