2.3 Resource Utilization

The following table provides resource utilization data for the DDR3 subsystem with AXI3 and AXI4 interfaces.

Table 2-3. DDR3 Resource Utilization
Interface Type	DDR Width	AXI Width	Maximum Number of LUT4	Maximum Number of DFF	Maximum Number of μSRAM	Maximum Number of LSRAM
AXI3	16	64	10155	8373	57	6
	16	128	10375	9095	69	6
	32	64	14409	12107	107	2
		128	14818	12884	93	9
		256	15322	14346	115	9
	40	64	19282	13596	119	2
		128	—	—	—	—
		256	20289	15828	127	9
	64	512	25354	24849	67	58
	72	512	32280	26575	87	56
AXI4	16	64	10496	8626	33	18
	16	128	10715	9348	33	22
	32	64	14736	12354	45	21
		128	15083	13152	45	32
		256	15682	14614	45	39
	40	64	19500	13843	57	21
		128	20109	14664	57	32
		256	20615	16112	57	39
	64	512	25655	25102	69	72
	72	512	32495	26827	83	72
Native	16	64	7316	4456	19	2
		128	7316	4456	19	2
		256	7316	4456	19	2
		512	7316	4456	19	2
	32	64	11015	6982	29	2
		128	11015	6982	29	2
		256	11015	6982	29	2
		512	11015	6982	29	2
	40	64	15228	8133	38	2
		128	15228	8133	38	2
		256	15228	8133	38	2
		512	15228	8133	38	2
	64	512	18340	12053	53	2
	72	512	24563	13204	62	2

The following table provides resource utilization data for the DDR4 subsystem with AXI3 and AXI4 interfaces.

Table 2-4. DDR4 Resource Utilization
Interface Type	DDR Width	AXI Width	Maximum Number of LUT4	Maximum Number of DFF	Maximum Number of μSRAM	Maximum Number of LSRAM
AXI3	16	64	11215	8867	57	6
	16	128	11429	9589	69	6
	32	64	16265	12883	107	2
		128	16602	13660	93	9
		256	17209	15122	115	9
	40	64	21878	14498	119	2
		128	22439	15283	105	9
		256	22911	16730	127	9
	64	512	28688	26209	67	58
	72	512	36868	28092	87	56
AXI4	16	64	11578	9120	33	18
	16	128	11828	9842	33	22
	32	64	16556	13130	45	21
		128	16966	13928	45	32
		256	17547	15390	45	39
	40	64	22197	14775	57	21
		128	22764	15581	57	32
		256	23262	17028	57	39
	64	512	28920	26454	69	72
	72	512	37117	28341	83	72
Native	16	64	8424	4950	19	2
		128	8424	4950	19	2
		256	8424	4950	19	2
		512	8424	4950	19	2
	32	64	12884	7758	29	2
		128	12884	7758	29	2
		256	12884	7758	29	2
		512	12884	7758	29	2
	40	64	17878	9048	38	2
		128	17878	9048	38	2
		256	17878	9048	38	2
		512	17878	9048	38	2
	64	512	—	—	—	—
	72	512	28619	14716	62	2