[mythtv-users] Video studder XvMC w/OSD

[W.Kenworthy]

> If it were, cpufreq would be speeding things up, and that is a fairly old cpu, 
> and it pre-dates Intel putting speedstep on their desktop cpus, they only did 
> that very recently, and that cpu is not even a 64-bit capable cpu.
> 
> And note that all of the p4 cpus that have speedstep have 2048mb of cache, he 
> has only 1024mb, so and all with speedstep also have 64 bit, and cpuinfo shows 
> that the processor is not capable of 64bit.
> 
>                                    Roger
> 
> yes and no: look for p4 clockmod in your modules.

yes and no

1.6Ghz P4 (not just old, but ancient) running at 400Mhz

grep /usr/src/linux/.config: CONFIG_X86_P4_CLOCKMOD=y


myth4 ~ # cat /proc/cpuinfo 
processor       : 0
vendor_id       : GenuineIntel
cpu family      : 15
model           : 1
model name      : Intel(R) Pentium(R) 4 CPU 1.60GHz
stepping        : 2
cpu MHz         : 400.000
cache size      : 256 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 2
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pebs bts
sync_rdtsc
bogomips        : 3231.64
clflush size    : 64