CPU에 대한 정보를 제공해 주는 도구입니다.
[root@localhost x86_64]# cpuinfo
Processor Information
Model: Intel Core i5-3570, 3.39 GHz
Package: 8 Cores, 2 Threads per Core
Processor Caches
L1 code cache, 32 KB
L1 data cache, 32 KB
L2 unified cache, 256 KB
L3 unified cache, 6 MB
Processor Features
64bit 64-bit instructions
simd SIMD instructions
popcount Population count instruction
[x86] -- x86-specific features --
ac Alignment Check
cpuid CPU Identificaion
fpu Floating Point Unit On-Chip
vme Virtual 8086 Mode Enhancements
de Debugging Extensions
pse Page Size Extension
tsc Time Stamp Counter
msr Model Specific Registers RDMSR and WRMSR Instructions
pae Physical Address Extension
mce Machine Check Exception
cx8 CMPCXHG8B Instruction
apic APIC On-Chip
sep SYSENTER and SYSEXIT Instructions
mtrr Memory Type Range Registers
pge PTE Global Bit
mca Machine Check Architecture
cmov Conditional Moves
pat Page Attribute Table
pse36 36-Bit Page Size Extension
clflush CLFLUSH Instruction
ds Debug Store
acpi Thermal Monitor and Software Controlled Clock Facilities
fxsr Supports FXSAVE/FXSTOR instructions
ss Self Snoop
htt Hyper-Threading Technology
pbe Pending Break Enable
mmx MMX Technology
sse SSE Technology
sse2 SSE2 Technology
sse3 SSE3 Technology (Prescott New Instructions)
ssse3 SSSE3 Technology (Merom New Instructions)
sse4.1 SSE4.1 Technology (Penryn New Instructions)
sse4.2 SSE4.2 Technology (Nehalem New Instructions)
vmx Intel Virtualisation Technology (VT)
lm Long Mode (64-bit capable)
lahf_lm LAHF/SAHF Supported in 64-bit mode
popcnt POPCNT (population count) instruction supported
bsf_cc BSF instruction clobbers condition codes
tm Thermal Monitor
tm2 Thermal Monitor 2
eist Enhanced Intel Speedstep Technology
nx No eXecute (AMD NX) / Execute Disable (Intel XD)
dtes64 64-bit DS Area
monitor MONITOR/MWAIT
ds_cpl CPL Qualified Debug Store
smx Safer Mode Extensions
cx16 Supports CMPCXHG16B Instruction
xtpr xTPR Update Conrol
pdcm Perfmon and Debug Capability
x2apic Supports x2APIC
xsave Supports XSAVE/XRSTOR instructions
<unknown> <unknown>
pclmulqdq Supports PCLMULQDQ instruction
aes Supports AES instruction
avx Supports Advanced Vector Extensions
rdtscp Supports RDTSCP instruction