Motorola DSP56000 manual Table B-1 27-MHz Benchmark Results for the DSP56001R27, Cycles

BENCHMARK PROGRAMS

Table B-1 27-MHz Benchmark Results for the DSP56001R27

	Sample Rate	Memory	Number of
Benchmark Program	(Hz) or	Size	Clock
	Execution Time	(Words)	Cycles
20 - Tap FIR Filter	500.0 kHz	50	54
64 - Tap FIR Filter	190.1 kHz	138	142
67 - Tap FIR Filter	182.4 kHz	144	148
8 - Pole Cascaded Canonic	540.0 kHz	40	50
Biquad IIR Filter (4x)
8 - Pole Cascaded Canonic	465.5 kHz	45	58
Biquad IIR Filter (5x)
8 - Pole Cascaded Transpose	385.7 kHz	48	70
Biquad IIR Filter
Dot Product	444.4 ns	10	12
Matrix Multiply 2x2	1.556 ∝s	33	42
times 2x2
Matrix Multiply 3x3	1.259 ∝s	29	34
times 3x1
M-to-M FFT	98.33 ∝s	489	2655
64 Point
M-to-M FFT	489.8 ∝s	1641	13255
256 Point
M-to-M FFT	2.453 ms	6793	66240
1024 Point
P-to-M FFT	92.56 ∝s	704	2499
64 Point
P-to-M FFT	347.9 ∝s	2048	9394
256 Point
P-to-M FFT	1.489 ms	7424	40144
1024 Point

B - 4 BENCHMARK PROGRAMS MOTOROLA