# cpupower frequency-info
analyzing CPU 0:
  no or unknown cpufreq driver is active on this CPU
  CPUs which run at the same hardware frequency: Not Available
  CPUs which need to have their frequency coordinated by software: Not Available
  maximum transition latency:  Cannot determine or is not supported.
Not Available
  available cpufreq governors: Not Available
  Unable to determine current policy
  current CPU frequency: Unable to call hardware
  current CPU frequency:  Unable to call to kernel
  boost state support:
    Supported: no
    Active: no
    2933 MHz max turbo 4 active cores
    2933 MHz max turbo 3 active cores
    3333 MHz max turbo 2 active cores
    3467 MHz max turbo 1 active cores

# cpuinfo 
cpuinfo version: (3, 3, 0)
Vendor ID: GenuineIntel
Hardware Raw: 
Brand: Intel(R) Core(TM) i7 CPU         860  @ 2.80GHz
Hz Advertised: 2.8000 GHz
Hz Actual: 2.7932 GHz
Hz Advertised Raw: (2800000000, 0)
Hz Actual Raw: (2793199000, 0)
Arch: X86_64
Bits: 64
Count: 8
Raw Arch String: x86_64
L2 Cache Size: 8192 KB
L2 Cache Line Size: 
L2 Cache Associativity: 
Stepping: 5
Model: 30
Family: 6
Processor Type: 
Extended Model: 
Extended Family: 
Flags: acpi, aperfmperf, apic, arch_perfmon, bts, clflush, cmov, constant_tsc, cpuid, cx16, cx8, de, ds_cpl, dtes64, dtherm, dts, ept, est, flexpriority, fpu, fxsr, ht, lahf_lm, lm, mca, mce, mmx, monitor, msr, mtrr, nonstop_tsc, nopl, nx, pae, pat, pbe, pdcm, pebs, pge, pni, popcnt, pse, pse36, pti, rdtscp, rep_good, sep, smx, ss, sse, sse2, sse4_1, sse4_2, ssse3, syscall, tm, tm2, tpr_shadow, tsc, vme, vmx, vnmi, vpid, xtopology, xtpr

# uname -r
4.15.13-300.fc27.x86_64