Intel Speed Shift
E653462
Intel Speed Shift is an Intel processor power management technology that enables the CPU to quickly and autonomously adjust its frequency and voltage for improved responsiveness and energy efficiency.
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
Intel technology
ⓘ
processor power management technology ⓘ |
| abbreviation | SST NERFINISHED ⓘ |
| alsoKnownAs | Intel Speed Shift Technology NERFINISHED ⓘ |
| benefit |
better balance between performance and power
ⓘ
faster turbo frequency ramp-up ⓘ more responsive burst performance ⓘ reduced overhead of OS power management ⓘ |
| category |
CPU power management
ⓘ
dynamic voltage and frequency scaling ⓘ |
| configurableBy |
BIOS
ⓘ
system firmware ⓘ |
| controlledBy | processor hardware ⓘ |
| controls |
P-state transitions
ⓘ
processor performance states ⓘ |
| designedFor |
desktop processors
ⓘ
mobile processors ⓘ |
| developer | Intel NERFINISHED ⓘ |
| enables |
autonomous CPU frequency control
ⓘ
autonomous CPU voltage control ⓘ |
| exposedThrough | CPUID feature flags ⓘ |
| featureOf | Intel Core processors NERFINISHED ⓘ |
| improves |
interactive workload responsiveness
ⓘ
short-duration task performance ⓘ |
| introducedBy | 6th generation Intel Core processors ⓘ |
| introducedIn | Intel Skylake microarchitecture ⓘ |
| managedThrough | model-specific registers ⓘ |
| operatesOn |
CPU frequency
ⓘ
CPU voltage ⓘ |
| powerManagementDomain | core power management ⓘ |
| purpose |
improve CPU responsiveness
ⓘ
improve energy efficiency ⓘ reduce latency of frequency changes ⓘ |
| reduces | time to reach optimal performance state ⓘ |
| relatedTo |
Intel SpeedStep
NERFINISHED
ⓘ
Intel Turbo Boost Technology NERFINISHED ⓘ |
| replaces | OS-controlled P-state selection ⓘ |
| requires |
ACPI support from the operating system
ⓘ
Intel processor with Speed Shift capability ⓘ operating system support ⓘ |
| supports | fine-grained performance states ⓘ |
| typicalUseCase |
UI interaction latency reduction
ⓘ
web browsing responsiveness ⓘ |
| uses | hardware-controlled P-state selection ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.