Mixed Radix FFT - 2024.2 English

The following table gives results for the Mixed Radix FFT function with a wide variety of supported parameters, which are defined in: Mixed Radix FFT Configuration Parameters.

mixed_radix_fft_benchmark.csv

Table 99 Mixed Radix FFT benchmark

Library Element	AIE_VARIANT	TT_DATA	TT_TWIDDLE	TP_POINT_SIZE	TP_FFT_NIFFT	TP_WINDOW_VSIZE	TP_CASC_LEN	TP_API	TP_DYN_PT_SIZE	Dynamic Power (W)	Latency (ns)	Throughput (MSa/s)	NUM_BANKS	NUM_AIE	DATA_MEMORY	PROGRAM_MEMORY
mixed_radix_fft	AIE	cfloat	cfloat	96	0	96	1	0	0	0.975	1782	162	9	1	8084	4266
mixed_radix_fft	AIE	cint16	cint16	1024	1	1024	1	0	0	1.117	3322	752	9	1	38806	5334
mixed_radix_fft	AIE	cint16	cint16	1200	0	1200	1	1	0	1.102	5664	361	9	1	35550	6332
mixed_radix_fft	AIE	cint16	cint16	1200	0	1200	2	0	0	1.211	4830	698	21	2	90283	2950 3900
mixed_radix_fft	AIE	cint16	cint16	1200	0	1200	3	0	0	1.401	4163	880	32	3	135424	3244 2102 2894
mixed_radix_fft	AIE	cint16	cint16	1200	0	1200	4	0	0	1.451	4173	883	42	4	180565	2102 3244 2010 2174
mixed_radix_fft	AIE	cint16	cint16	1200	0	1200	5	0	0	1.635	3422	1250	53	5	225706	2010 2316 2102 2174 2276
mixed_radix_fft	AIE	cint16	cint16	1200	0	1200	1	0	0	1.111	5925	527	11	1	45142	5648
mixed_radix_fft	AIE	cint16	cint16	128	0	128	1	0	0	0.977	822	441	9	1	6551	4118
mixed_radix_fft	AIE	cint16	cint16	1296	0	1296	1	0	0	1.105	7878	439	11	1	48599	5536
mixed_radix_fft	AIE	cint16	cint16	144	0	144	1	0	0	0.982	1182	348	9	1	7127	4144
mixed_radix_fft	AIE	cint16	cint16	144	0	144	1	1	0	1.006	1038	256	7	1	5983	4844
mixed_radix_fft	AIE	cint16	cint16	16	0	192	2	1	0	1.02	2216	301	12	2	9139	2048 1974
mixed_radix_fft	AIE	cint16	cint16	2000	0	2000	1	0	0	1.117	11174	472	12	1	73942	5894
mixed_radix_fft	AIE	cint16	cint16	2048	0	2048	1	0	0	1.17	6888	725	12	1	75671	5798
mixed_radix_fft	AIE	cint16	cint16	240	0	2400	1	0	0	1.134	11848	525	13	1	45142	4848
mixed_radix_fft	AIE	cint16	cint16	240	0	240	1	0	0	1.012	1294	503	9	1	10582	4598
mixed_radix_fft	AIE	cint16	cint16	240	0	480	1	0	0	1.04	2576	495	9	1	14422	4848
mixed_radix_fft	AIE	cint16	cint16	240	0	480	3	1	0	1.217	1974	564	16	3	39432	2430 2230 3516
mixed_radix_fft	AIE	cint16	cint16	240	0	720	1	0	0	1.055	3735	508	9	1	18262	4848
mixed_radix_fft	AIE	cint16	cint16	240	0	960	1	0	0	1.065	4891	513	9	1	22102	4848
mixed_radix_fft	AIE	cint16	cint16	24	0	24	1	0	0	0.945	926	129	9	1	2807	2518
mixed_radix_fft	AIE	cint16	cint16	256	1	256	1	0	0	1.011	1112	610	9	1	11158	4534
mixed_radix_fft	AIE	cint16	cint16	32	0	32	1	0	0	0.946	687	187	9	1	3095	2430
mixed_radix_fft	AIE	cint16	cint16	400	0	400	1	0	0	1.036	2081	512	9	1	16342	4838
mixed_radix_fft	AIE	cint16	cint16	40	0	40	1	0	0	0.951	917	172	9	1	3382	2926
mixed_radix_fft	AIE	cint16	cint16	432	1	432	1	0	0	1.087	2744	427	9	1	17495	4832
mixed_radix_fft	AIE	cint16	cint16	48	0	192	3	1	0	1.136	1240	518	18	3	16393	2364 1952 2122
mixed_radix_fft	AIE	cint16	cint16	48	1	48	1	0	0	0.951	763	243	9	1	3671	2866
mixed_radix_fft	AIE	cint16	cint16	512	0	512	1	0	0	1.136	1922	675	9	1	20375	4966
mixed_radix_fft	AIE	cint16	cint16	64	1	64	1	0	0	0.954	660	293	9	1	4246	3196
mixed_radix_fft	AIE	cint16	cint16	720	0	720	1	0	0	1.093	3261	571	9	1	27862	5334
mixed_radix_fft	AIE	cint16	cint16	80	0	80	1	0	0	0.961	725	329	9	1	4822	3638
mixed_radix_fft	AIE	cint16	cint16	96	1	96	1	0	0	0.969	814	344	9	1	5399	3900
mixed_radix_fft	AIE-ML	cint16	cint16	160	0	160	1	0	0	0.496	1029	444	8	1	7711	3584
mixed_radix_fft	AIE-ML	cint16	cint16	2592	1	2592	1	0	0	0.612	18858	372	18	1	95263	4992
mixed_radix_fft	AIE-ML	cint16	cint16	288	1	288	1	0	0	0.511	1837	435	8	1	12319	3824
mixed_radix_fft	AIE-ML	cint16	cint16	48	0	48	1	0	0	0.469	947	202	8	1	3681	2608
mixed_radix_fft	AIE-ML	cint16	cint16	800	0	800	1	0	0	0.562	4494	470	8	1	30751	4432
mixed_radix_fft	AIE-ML	cint16	cint16	80	0	80	1	0	0	0.478	911	267	8	1	4833	3360
mixed_radix_fft	AIE-ML	cint16	cint16	864	0	864	1	0	0	0.546	5664	411	7	1	33055	4496
mixed_radix_fft	AIE-ML	cint16	cint16	96	0	96	1	0	0	0.48	810	356	8	1	5407	3248