EURASIP Journal on Embedded Systems

Table 7 Power and energy comparison among the evaluated CGRA systems.

From: SmartCell: An Energy Efficient Coarse-Grained Reconfigurable Architecture for Stream-Based Applications

	SmartCell			RaPid [27]			Montium [21, 26]
	Power	Cycles	Energy	Power	Cycles	Energy	Power	Cycles	Energy
	(mW/MHz)		(nJ)	(mW/MHz)		(nJ)	(mW/MHz)		(nJ)
2D DCT	1.65	36	59	4.29	64	275	0.5	96	48
ME	1.46	1156	1688	2.35	1156	2717	—	—	—
FFT	1.74	60	104	—	—	—	0.541	192	104
MMM	1.46	33 K	48 K	4.28	131 K	561 K	—	—	—
20-tap FIR	1.47	341	501	—	—	—	0.42	2057	864

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