Table 2.

Efficiency comparison. The “Memory” columns record GPU’s memory occupation of different models, while the “Time/Epoch” columns record average time consumption per epoch.

Model	Criteo		Avazu
	Memory	Time/Epoch	Memory	Seconds/Epoch
Wide & Deep	12.08 G	983 s	5.73 G	380 s
IPNN	11.76 G	854 s	5.19 G	371 s
DeepFM	12.07 G	1040 s	4.94 G	394 s
DCN	11.85 G	915 s	5.39 G	375 s
xDeepFM	11.49 G	1388 s	5.14 G	494 s
AFN+	22.96 G	1783 s	10.98 G	612 s
GAIN	13.05 G	881 s	6.66 G	351 s