Why does the ARM A15 processor have so many DVFS levels ?

For eg. the A15 on the Samsung Exynos 5422 has around 19 DVFS levels which varies frequencies from 200MHz to 2GHz.
Why does the ARM A15 processor have so many DVFS levels ?

For eg. the A15 on the Samsung Exynos 5422 has around 19 DVFS levels which varies frequencies from 200MHz to 2GHz.
PEC interrupt voltage level

Hi everybody, I am using the PEC channel on a C167 to count a certain number of pulses in a certain amount of time. The interrupt associated with PEC channel is triggered when I use a input voltage...
PEC interrupt voltage level

Hi everybody, I am using the PEC channel on a C167 to count a certain number of pulses in a certain amount of time. The interrupt associated with PEC channel is triggered when I use a input voltage...
Multiple voltage levels for a Single Frequency in ARM A15 processors

Hi Peter Harris I am using a Samsung Exynos 5244 processor which has A15 and A7 cores. When I run an application and get the power profiling, I see for a single constant frequency (say 1700MHz), the...