ron@ubuntu:~$ cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 15 model : 4 model name : Intel(R) Celeron(R) CPU 2.26GHz stepping : 1 cpu MHz : 2266.579 cache size : 256 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe constant_tsc up pebs bts pni dtes64 monitor ds_cpl cid xtpr bogomips : 4533.15 clflush size : 64 power management: ron@ubuntu:~$ ron@ubuntu:~$ dmesg | grep CPU [ 0.000000] Transmeta TransmetaCPU [ 0.000000] SMP: Allowing 4 CPUs, 3 hotplug CPUs [ 0.000000] NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:4 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 14 pages at c1985000, static data 35612 bytes [ 0.000000] Initializing CPU#0 [ 0.000000] SLUB: Genslabs=13, HWalign=128, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.001962] CPU: Trace cache: 12K uops, L1 D cache: 16K [ 0.001967] CPU: L2 cache: 256K [ 0.001972] CPU: Hyper-Threading is disabled [ 0.001978] mce: CPU supports 4 MCE banks [ 0.002003] CPU0: Thermal monitoring enabled (TM1) [ 0.087381] CPU0: Intel(R) Celeron(R) CPU 2.26GHz stepping 01 [ 0.088001] Brought up 1 CPUs [ 0.088001] CPU0 attaching NULL sched-domain. [ 0.519637] ACPI Error (psparse-0537): Method parse/execution failed [\_PR_.CPU1._PDC] (Node f700e150), AE_INVALID_TABLE_LENGTH [ 0.519762] processor LNXCPU:00: registered as cooling_device0 [ 0.519770] ACPI: Processor [CPU0] (supports 16 throttling states) [ 0.696041] Switched to high resolution mode on CPU 0 ron@ubuntu:~$ ron@ubuntu:~$ sudo dmidecode -t 4 [sudo] password for ron: # dmidecode 2.9 SMBIOS 2.3 present. Handle 0x0004, DMI type 4, 35 bytes Processor Information Socket Designation: CPU 1 Type: Central Processor Family: Celeron Manufacturer: Intel ID: 41 0F 00 00 FF FB EB BF Signature: Type 0, Family 15, Model 4, Stepping 1 Flags: FPU (Floating-point unit on-chip) VME (Virtual mode extension) DE (Debugging extension) PSE (Page size extension) TSC (Time stamp counter) MSR (Model specific registers) PAE (Physical address extension) MCE (Machine check exception) CX8 (CMPXCHG8 instruction supported) APIC (On-chip APIC hardware supported) SEP (Fast system call) MTRR (Memory type range registers) PGE (Page global enable) MCA (Machine check architecture) CMOV (Conditional move instruction supported) PAT (Page attribute table) PSE-36 (36-bit page size extension) CLFSH (CLFLUSH instruction supported) DS (Debug store) ACPI (ACPI supported) MMX (MMX technology supported) FXSR (Fast floating-point save and restore) SSE (Streaming SIMD extensions) SSE2 (Streaming SIMD extensions 2) SS (Self-snoop) HTT (Hyper-threading technology) TM (Thermal monitor supported) PBE (Pending break enabled) Version: Intel(R) Celeron(R) CPU 2.26GHz Voltage: 1.4 V External Clock: 133 MHz Max Speed: 2261 MHz Current Speed: 2261 MHz Status: Populated, Enabled Upgrade: Socket 478 L1 Cache Handle: 0x0005 L2 Cache Handle: 0x0006 L3 Cache Handle: 0x0007 Serial Number: To Be Filled By O.E.M. Asset Tag: To Be Filled By O.E.M. Part Number: To Be Filled By O.E.M. ron@ubuntu:~$ ron@ubuntu:~$ cpuid eax in eax ebx ecx edx 00000000 00000005 756e6547 6c65746e 49656e69 00000001 00000f41 00010800 0000441d bfebfbff 00000002 605b5101 00000000 00000000 003c7040 00000003 00000000 00000000 00000000 00000000 00000004 00000000 00000000 00000000 00000000 00000005 00000040 00000040 00000000 00000000 80000000 80000008 00000000 00000000 00000000 80000001 00000000 00000000 00000000 00000000 80000002 20202020 20202020 20202020 20202020 80000003 65746e49 2952286c 6c654320 6e6f7265 80000004 20295228 20555043 36322e32 007a4847 80000005 00000000 00000000 00000000 00000000 80000006 00000000 00000000 01004040 00000000 80000007 00000000 00000000 00000000 00000000 80000008 00002024 00000000 00000000 00000000 Vendor ID: "GenuineIntel"; CPUID level 5 Intel-specific functions: Version 00000f41: Type 0 - Original OEM Family 15 - Pentium 4 Extended family 0 Model 4 - Stepping 1 Reserved 0 Extended brand string: " Intel(R) Celeron(R) CPU 2.26GHz" CLFLUSH instruction cache line size: 8 Hyper threading siblings: 1 Feature flags bfebfbff: FPU Floating Point Unit VME Virtual 8086 Mode Enhancements DE Debugging Extensions PSE Page Size Extensions TSC Time Stamp Counter MSR Model Specific Registers PAE Physical Address Extension MCE Machine Check Exception CX8 COMPXCHG8B Instruction APIC On-chip Advanced Programmable Interrupt Controller present and enabled SEP Fast System Call MTRR Memory Type Range Registers PGE PTE Global Flag MCA Machine Check Architecture CMOV Conditional Move and Compare Instructions FGPAT Page Attribute Table PSE-36 36-bit Page Size Extension CLFSH CFLUSH instruction DS Debug store ACPI Thermal Monitor and Clock Ctrl MMX MMX instruction set FXSR Fast FP/MMX Streaming SIMD Extensions save/restore SSE Streaming SIMD Extensions instruction set SSE2 SSE2 extensions SS Self Snoop HT Hyper Threading TM Thermal monitor 31 reserved TLB and cache info: 51: Instruction TLB: 4KB and 2MB or 4MB pages, 128 entries 5b: Data TLB: 4KB and 4MB pages, 64 entries 60: unknown TLB/cache descriptor 40: No 2nd-level cache, or if 2nd-level cache exists, no 3rd-level cache 70: Trace cache: 12K-micro-op, 4-way set assoc 3c: unknown TLB/cache descriptor Processor serial: 0000-0F41-0000-0000-0000-0000 ron@ubuntu:~$ ron@ubuntu:~$ sudo lshw -C cpu [sudo] password for ron: *-cpu description: CPU product: Intel(R) Celeron(R) CPU 2.26GHz vendor: Intel Corp. physical id: 4 bus info: cpu@0 version: 15.4.1 serial: 0000-0F41-0000-0000-0000-0000 slot: CPU 1 size: 2261MHz capacity: 2261MHz width: 32 bits clock: 133MHz capabilities: boot fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe constant_tsc up pebs bts pni dtes64 monitor ds_cpl cid xtpr configuration: id=0 ron@ubuntu:~$