A Prototype-Based Gate-Level Cycle-Accurate Methodology for SoC Performance Exploration and Estimation

Table 2

The profiling of the MPEG-4 [email protected] decoder.

Function	Intel Pentium 4; Sequence			ARM Integrator; Sequence			Integrator (with optimized MC); Sequence
	Foreman	M-D	Stefan	Foreman	M-D	Stefan	Foreman	M-D	Stefan
MC (%)	34.4	33.5	35.9	53.3	47.5	48.7	40.4	36.8	34.1
Interpolation (%)	22.2	24.7	21.8	11.4	6.9	10.0	15.4	19.0	13.5
IDCT (%)	23.2	22.0	26.9	18.4	21.7	21.0	21.5	23.6	25.0
ED (%)	9.6	11.6	9.8	6.4	13.1	8.5	6.4	7.1	7.4
Others (%)	10.6	8.2	5.6	10.4	10.9	11.8	16.4	19.6	20.1
Simulation time (fps)	769.0	822.0	652.0	19.6	22.3	17.7	22.3	24.1	20.7

Pentium platform: CPU 2.8 Ghz, 800 Mhz FSB with Hyper-Threading technology.
Integrator platform: CPU 120 Mhz, 52 Mhz FSB in asynchronous bus mode.