1 |
2009/2/19 Thanasis <thanasis@××××××××××.org>: |
2 |
> # uname -a |
3 |
> Linux wolfdale 2.6.28-gentoo-r2 #1 SMP PREEMPT Wed Feb 18 13:53:22 EET |
4 |
> 2009 x86_64 Intel(R) Core(TM)2 Duo CPU E8400 @ 3.00GHz GenuineIntel |
5 |
> GNU/Linux |
6 |
> |
7 |
> Overclocked the core 2 duo (E8400) from 3 to 4GHz using motherboard |
8 |
> BIOS settings. In mswindblows I can see the overclocked frequency |
9 |
> (when cpu is under load), in linux /proc/cpuinfo never shows beyond the |
10 |
> stock 3GHz value. |
11 |
> |
12 |
> Q: Is /proc/cpuinfo showing the actual frequency? |
13 |
|
14 |
On my overclocked E6600, it does show the overclocked frequency for me. |
15 |
|
16 |
uname -a: |
17 |
Linux e6600 2.6.28-gentoo-r1 #2 SMP PREEMPT Mon Jan 19 19:30:33 CST |
18 |
2009 x86_64 Intel(R) Core(TM)2 CPU 6600 @ 2.40GHz GenuineIntel |
19 |
GNU/Linux |
20 |
|
21 |
/proc/cpuinfo: |
22 |
processor : 0 |
23 |
vendor_id : GenuineIntel |
24 |
cpu family : 6 |
25 |
model : 15 |
26 |
model name : Intel(R) Core(TM)2 CPU 6600 @ 2.40GHz |
27 |
stepping : 6 |
28 |
cpu MHz : 2999.692 |
29 |
cache size : 4096 KB |
30 |
physical id : 0 |
31 |
siblings : 2 |
32 |
core id : 0 |
33 |
cpu cores : 2 |
34 |
apicid : 0 |
35 |
initial apicid : 0 |
36 |
fpu : yes |
37 |
fpu_exception : yes |
38 |
cpuid level : 10 |
39 |
wp : yes |
40 |
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge |
41 |
mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe |
42 |
syscall nx lm constant_tsc arch_perfmon pebs bts rep_good pni dtes64 |
43 |
monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm lahf_lm tpr_shadow |
44 |
bogomips : 5999.38 |
45 |
clflush size : 64 |
46 |
cache_alignment : 64 |
47 |
address sizes : 36 bits physical, 48 bits virtual |
48 |
power management: |
49 |
|
50 |
processor : 1 |
51 |
vendor_id : GenuineIntel |
52 |
cpu family : 6 |
53 |
model : 15 |
54 |
model name : Intel(R) Core(TM)2 CPU 6600 @ 2.40GHz |
55 |
stepping : 6 |
56 |
cpu MHz : 2999.692 |
57 |
cache size : 4096 KB |
58 |
physical id : 0 |
59 |
siblings : 2 |
60 |
core id : 1 |
61 |
cpu cores : 2 |
62 |
apicid : 1 |
63 |
initial apicid : 1 |
64 |
fpu : yes |
65 |
fpu_exception : yes |
66 |
cpuid level : 10 |
67 |
wp : yes |
68 |
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge |
69 |
mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe |
70 |
syscall nx lm constant_tsc arch_perfmon pebs bts rep_good pni dtes64 |
71 |
monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm lahf_lm tpr_shadow |
72 |
bogomips : 5999.70 |
73 |
clflush size : 64 |
74 |
cache_alignment : 64 |
75 |
address sizes : 36 bits physical, 48 bits virtual |
76 |
power management: |