acpi-cpufreq

ACPI Processor P-States Driver

amd_freq_sensitivity

AMD frequency sensitivity feedback powersave bias for the ondemand governor.

p4-clockmod

cpufreq driver for Pentium(TM) 4/Xeon(TM)

pcc-cpufreq

1.10.00

Processor Clocking Control interface driver

powernow-k8

AMD Athlon 64 and Opteron processor frequency driver.

speedstep-lib

Library for Intel SpeedStep 1 or 2 cpufreq drivers.