Dual core AMD64 4400+ X2 works fine on Abit AV8
Attila Nagy
bra at fsn.hu
Fri Sep 23 05:39:11 PDT 2005
Alexander Konovalenko wrote:
> 2) recompiled and installed 5.4-STABLE kernel with "options SMP", then I
> tested it with old single core CPU
> CPU: AMD Athlon(tm) 64 X2 Dual Core Processor 4400+ (2247.42-MHz K8-class CPU)
> Origin = "AuthenticAMD" Id = 0x20f32 Stepping = 2
> Features=0x178bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,C
> MOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2,HTT>
> Features2=0x1<SSE3>
> AMD Features=0xe2500800<SYSCALL,NX,MMX+,<b25>,LM,3DNow+,3DNow>
> Hyperthreading: 2 logical CPUs
Can this "I see hyperthreading, while there is no hyperthreading" cause
performance degradation, for example by HTT defaults to off in the
recent 5.x builds?
--
Attila Nagy e-mail: Attila.Nagy at fsn.hu
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