AsyncBTree: Revisiting Binary Tree Topology for Efficient FPGA-Based NoC Implementation

Table 1

Resource utilization and maximum clock performance of different binary tree based NoC configurations.

NoC	# of PEs	LUTs	FFs	Fmax (MHz)
Fat Tree	4	2833	760	180
Fat Tree	8	3660	912	150
Fat Tree	16	12431	3040	135
Fat Tree	32	37047	8512	94
Binary Tree	4	522	510	450
Binary Tree	8	1616	1566	407
Binary Tree	16	3603	3726	420
Binary Tree	32	6077	6850	425
AsyncBTree	4	760	1350	481,416
AsyncBTree	8	2242	4100	506,407,418
AsyncBTree	16	4212	7506	483,386,416
AsyncBTree	32	10046	18360	460,387,377