P-State is the new Intel Linux kernel driver for controlling the power states of Intel processors in a more effective way than the conventional CPUfreq driver.

P-State Articles & Reviews

Linux 5.15.35 Released With Important Performance Fix For Intel Alder Lake   Software   2022-04-20
AMD P-State vs. ACPI CPUFreq Testing With Ryzen Laptops On Linux 5.17   Software   2022-04-11
Intel Core i9 12900K P-State Governor Performance On Linux   Software   2022-01-27
Linux 5.17 Features From New AMD P-State To Xilinx Drivers, Lots Of New Hardware   Software   2022-01-23
AMD P-State v4 Linux Testing On A Ryzen 5 5500U   Software   2021-11-24
An Early Look At The AMD P-State CPPC Driver Performance vs. ACPI CPUFreq   Software   2021-09-22
Intel Xeon Platinum 8380 P-State CPU Frequency Scaling Comparison   Software   2021-06-07
Windows 10 Build 21370 vs. Ubuntu 21.04 Linux On AMD Ryzen 5900X   Operating Systems   2021-05-07
Linux's P-State Performance Governor Shows Unexpectedly Big Boosts For The Intel Core i9-11900K   Processors   2021-04-22
Initial Benchmarks Of Schedutil Performance On Linux 5.7 Show Room Still For Improvement   Software   2020-04-17
Intel P-State vs. CPUFreq Frequency Scaling Performance On The Linux 5.0 Kernel   Software   2019-03-12
P-State/CPUFreq CPU Frequency Scaling Tests For Radeon/NVIDIA Gaming With Linux 4.16   Linux Gaming   2018-04-17
Ryzen 7 CPUFreq Governor Comparison For Linux Gaming On 4.12   Software   2017-06-28
Vulkan vs. OpenGL Linux Game CPU Core Scaling   Linux Gaming   2017-06-26
P-State/CPUFreq Governor Tests With Linux 4.12 For OpenGL/Vulkan Games   Linux Gaming   2017-06-26
CPUFreq vs. P-State CPU Scaling Governor Tests On Various Vulkan/OpenGL Games   Linux Gaming   2017-04-04
Kaby Lake On Linux Plays Much Better With CPUFreq Than P-State   Processors   2017-01-11
Linux 4.8 Intel P-State vs. CPUFreq Scaling Driver/Governor Benchmarks   Software   2016-08-25
Linux 4.7 CPUFreq Schedutil Testing vs. P-State   Software   2016-05-21
Intel Skylake Performing Better With CPUFreq Than P-State For Linux Gaming   Software   2015-10-16
Intel P-State / CPUFreq CPU Scaling For Linux Gaming On Ubuntu 15.04   Software   2015-08-15
Intel P-State vs. CPUFreq Benchmarks On The i7-5960X   Software   2014-09-18
CPUFreq Scaling Tests With AMD's Kaveri On Linux 3.16   Software   2014-08-15
ACPI CPUfreq vs. Intel P-State Scaling With Linux 3.15   Software   2014-05-17

P-State Linux & Open-Source News

AMD Engineers Held Several Interesting Talks At This Week's Linux Conferences   AMD   2022-09-15
Intel Working On Energy Aware Scheduling For x86 Hybrid CPUs   Intel   2022-09-15
AMD Posts "P-State EPP" Driver As New Attempt To Improve Performance-Per-Watt On Linux   AMD   2022-09-09
AMD P-State Patches Updated But Miss The Linux 6.0 Merge Window   AMD   2022-08-15
AMD Radeon 680M Graphics Benchmarks Across Various Linux Kernel, Mesa Versions   Radeon   2022-08-13
Linux 5.19 Features Many Intel & AMD Improvements, New Hardware Preparations   Linux Kernel   2022-07-28
AMD P-State Linux Driver Updated With Precision Boost Control, Other Fixes   AMD   2022-07-07
Linux 5.19 Heavy On Intel Power Management & Thermal Improvements   Hardware   2022-05-25
Linux NTFS, Ryzen 7 5800X3D, Mesa 22.1 & Other April Open-Source Excitement   Phoronix   2022-05-01
Intel Alder Lake Performance Fix To Be Backported To Linux 5.15 LTS   Intel   2022-04-18
Linux 5.18 Power Management Brings Improvements For Both Intel & AMD   Linux Kernel   2022-03-28
Intel Software Defined Silicon, AMD HSMP Submitted For Linux 5.18   Hardware   2022-03-25
AMD Making It Easier To Switch To Their New P-State CPU Frequency Scaling Driver   AMD   2022-03-25
How To Use The New AMD P-State Driver With Linux 5.17   AMD   2022-03-22
Linux 5.17 Released With AMD P-State Driver, Plenty Of New Hardware Support   Linux Kernel   2022-03-20
AMD P-State Tracer Tool To Be Included With Linux 5.18   AMD   2022-03-13
The Most Interesting New Features Of Linux 5.17 - Intel & AMD Continue With Big Changes   Linux Kernel   2022-03-10
AMD "HSMP" System Management Driver On The Way To The Linux Kernel   AMD   2022-02-25
AMD P-State Support Coming For The CPUPower Tool   AMD   2022-02-16
More Open-Source Patches Continue Surfacing For AMD's Sabrina SoC   AMD   2022-02-15
Intel Alder Lake & Linux Kernel Advancements Made For An Exciting January   Phoronix   2022-02-01
Intel's Many Improvements In Linux 5.17 From Starting Raptor Lake Enablement To PFRUT   Intel   2022-01-30
Linux 5.17 Is Bringing Big Improvements For AMD Hardware   AMD   2022-01-24
Platform Firmware Runtime Update & Telemetry Feature Submitted For Linux 5.17   Hardware   2022-01-17
New AMD P-State Driver Headlines The Power Management Updates For Linux 5.17   Linux Kernel   2022-01-11
The Intel/AMD Laptop & Tablet Support Improvements For Linux 5.17   Hardware   2022-01-10
Linux 5.17 To Bring AMD P-State, Many AMD & Intel Improvements, New Optimizations   Linux Kernel   2022-01-08
AMD P-State Driver To Premiere In Linux 5.17 With Aim To Deliver Better Power Efficiency   AMD   2022-01-05
Happy New Year & A Wrap On 2021   Phoronix   2021-12-31
AMD P-State v7 Driver Posted For Delivering Better Ryzen Efficiency In 2022   AMD   2021-12-25
Linux 5.17 Will Have An Important Intel P-State Update For Alder Lake Mobile CPUs   Intel   2021-12-22
AMD P-State CPU Frequency Control Driver Revised A 6th Time   AMD   2021-12-19
Alder Lake, Kernel Optimizations & Steam Deck Happenings That Excited Linux Fans   Phoronix   2021-11-30
AMD-Pstate Driver Updated A 5th Time For Improving Ryzen Power Efficiency On Linux   AMD   2021-11-30
Updated AMD P-State Driver Posted For Improving Linux Power Efficiency   AMD   2021-11-19
AMD Posts Latest Revision To Its New P-State Linux Driver   AMD   2021-10-29
Linux 5.15, AMD / Radeon Advancements, Intel SDSi Dominated Discussions This Month   Phoronix   2021-10-01
Updated AMD P-State Driver Published For Linux   AMD   2021-09-26
AMD + Valve Focusing On P-State / CPPC Driver With Schedutil For Better Linux Efficiency   AMD   2021-09-18
Alder Lake Support Added To Intel's TCC Driver In Linux 5.15   Intel   2021-09-11
AMD Posts New "AMD-PSTATE" CPUFreq Driver Leveraging CPPC For Better Perf-Per-Watt   AMD   2021-09-09
Linux 5.15 Power Management Changes Merged   Hardware   2021-09-01
Scheduler Changes For Linux 5.15 - Still No Sign Of Any Intel Thread Director Optimizations   Linux Kernel   2021-08-30
AMD + Valve Working On New Linux CPU Performance Scaling Design   AMD   2021-08-02
The Most Popular Intel Linux/Open-Source News From H1'2021   Intel   2021-07-08
AMD's Linux Strides In H1'21 From FreeSync HDMI To PyTorch ROCm   AMD   2021-07-04
Intel P-State Driver Ready To Take On Alder Lake Hybrid Processors   Hardware   2021-06-30
Linux 5.14 Set To See Many New Features, New GPU Support, Other Exciting Changes   Linux Kernel   2021-06-26
Windows vs. Linux, 5.13 Kernel, FreeBSD 13, Other May Excitement   Free Software   2021-06-01
Intel P-State Driver Begins Preparing For Hybrid Processors (Alder Lake)   Intel   2021-05-24
Linux 5.13 Power Management Updates Submitted   Hardware   2021-04-26
FreeBSD 13.0 Brings Better Performance, LLVM Clang 11, Obsolete GNU Bits Removed   BSD   2021-04-13
Linux 5.12 Bringing DTPM So You Don't Burn Yourself On Hot Devices   Hardware   2021-02-16
A Fix Has Been Proposed For The Slower AMD Performance On Linux 5.11   AMD   2021-01-21
Linux 5.11 Gets New Framework To Help Avoid Burning Your Skin On Hot Devices   Hardware   2021-01-01
Linux 5.11 Intel P-State Schedutil Tuned For Better Efficiency. Avoid Running "Too Fast"   Intel   2020-12-23
Intel Workload Hints, Zen RAPL PowerCap + Other Power/Thermal Changes For Linux 5.11   Linux Kernel   2020-12-18
Genode OS Framework 20.11 Brings Dynamic CPU Load Balancing, 64-bit ARM Sculpt OS   Operating Systems   2020-11-28
Linux Gets Fix For AMD Zen 3 CPU Frequency Handling Stemming From 8 Year Old Workaround   AMD   2020-10-24
Linux Could Soon Have A New Knob For Toggling Performance/Power-Profile For Laptops   Hardware   2020-10-05
The Most Prominent Linux 5.9 Kernel Features From AMD RDNA 2 To Battling Nefarious Shims   Linux Kernel   2020-10-04
Intel Still Working To Tune Linux Power Efficiency For CPU Power-Sharing Scenarios   Intel   2020-08-31
Linux vs. Windows Performance Will Be All The More Interesting With Intel's Hybrid x86 Architecture   Intel   2020-08-19
Intel P-State With Linux 5.9 Adds Passive Mode With Hardware P-States   Intel   2020-08-15
ARM Now Defaulting To Schedutil Governor, Other Power Management Work For Linux 5.9   Hardware   2020-08-07
Linux 5.9 To Allow For Toggling Energy Efficiency Mode On Kaby Lake CPUs   Intel   2020-07-14
Intel P-State Getting Energy Efficiency Knob, EPB Knob Change   Intel   2020-06-24
Linux 5.8 Sees Many Power Management Updates, Including Another Intel P-State Change   Linux Kernel   2020-06-02
The Top Linux 5.7 Features From Apple Fast Charge To Official Tiger Lake Graphics   Linux Kernel   2020-05-29
Linux 5.8 Feature Queue Has Multiple Performance Optimizations, Intel Rocket Lake, Other Hardware   Linux Kernel   2020-05-26
New Intel "Adaptive" P-State Frequency Governor Volleyed For Better GPU-Bound Efficiency   Intel   2020-04-28
Dell XPS 7390 Intel Ice Lake Performance Hit Hard By A Linux Kernel Regression   Linux Kernel   2020-04-22
Intel P-State Driver Preparing To Default To Passive Mode For More Systems   Intel   2020-04-19
Seven Changes We've Been Waiting On That You Will Not Find In Linux 5.7   Linux Kernel   2020-04-16
Intel P-State Driver Shifting To "Schedutil" Governor Default With Linux 5.7   Intel   2020-04-06
Dell XPS Ice Lake Taking A Wallop On Ubuntu 20.04   Ubuntu   2020-04-04
The Linux 5.7 Scheduler Changes Bring Prominent Additions For Intel & Arm CPUs   Hardware   2020-04-01
Linux 5.7 Power Management Includes Fixes, Tiny Power Button Driver   Hardware   2020-03-31
Intel P-State Driver Preparing To Migrate From "Powersave" To Passive Schedutil Default   Intel   2020-03-18
Intel P-State Changes Could Improve iGPU-Bound Performance - Some Cases ~15%, ~43% Perf-Per-Watt   Intel   2020-03-10
Power Management + ACPI Updates Submitted For The Linux 5.6 Kernel   Hardware   2020-01-28
Intel iGPU Linux Gamers May Be Better Off With The "Powersave" Governor   Linux Gaming   2019-12-18
Intel Comet Lake Added To RAPL Driver With Linux 5.5, New "HMEM" Driver   Hardware   2019-11-28
Significant Performance & Perf-Per-Watt Gains Coming For Intel CPUs On Linux Schedutil   Intel   2019-10-01
Clear Linux vs. Ubuntu 19.10 Video Encoder Performance On The Core i9 9900K   Clear Linux   2019-09-20
Linux 5.4 Power Management Updates Sent In But Without AMD CPPC Changes   Hardware   2019-09-18
AMDGPU DC Gets A Number Of Fixes For Navi & Other Clean-Ups   Radeon   2019-07-16
Raspberry Pi CPUFreq Driver & Other Power Management Work For Linux 5.3   Hardware   2019-07-10
Stadia, Web Browsers, GNOME 3.32 & Jetson Nano Dominated Linux Interest In March   Phoronix   2019-04-01
Power Management Updates Submitted For Linux 5.1, Including ACPI 6.3 Support   Linux Kernel   2019-03-04
The Latest Happenings With Feral's GameMode For Optimized Linux Gaming   Linux Gaming   2019-01-28
Intel Making Improvements On FreeBSD Power Management   BSD   2018-11-22
Linux 4.20 Showing Some Performance Slowdowns   Linux Kernel   2018-11-15
Linux 4.20~5.0 Bringing Better x86 32-Bit Hibernation Support   Linux Kernel   2018-10-23
Linux 4.19 Is Looking Good So Far, At Least On Intel Xeons   Hardware   2018-09-10
Power Management Updates Land In The Linux 4.19 Kernel   Linux Kernel   2018-08-14
A Look At The Clear Linux Performance For July 2018   Clear Linux   2018-08-03
Benchmarks Of The Liquorix Linux 4.17 Kernel   Linux Kernel   2018-07-03
Linux 4.18 Addition Helps Dell + Thunderbolt Systems   Linux Kernel   2018-06-14
Intel Skylake Xeon Systems Get HWP Iowait Boosting With P-State On Linux 4.18   Intel   2018-06-13
Linux 4.18's Latest Improvements For Power Management, CPUFreq   Linux Kernel   2018-06-04
Schedutil CPU Frequency Scaling Governor Improvements Coming To Linux 4.18   Linux Kernel   2018-05-23
Looking Ahead To The Linux 4.18 Kernel   Linux Kernel   2018-05-21
P-State Powersave Improvements May Help Boost I/O Performance   Intel   2018-05-16
Laptop Support Improvements Head Into Linux 4.17   Hardware   2018-04-10
A Quick Look At Feral GameMode / P-State Powersave vs. Performance   Linux Gaming   2018-04-10
New P-State Patches Could Boost Intel Graphics Performance Under Some Conditions   Intel   2018-03-28
Linux 4.16 Is Off To A Busy Start With Big New Features   Linux Kernel   2018-02-01
Some Of The Features Coming To The Linux 4.16 Kernel   Linux Kernel   2018-01-21
Skylake X Servers On Linux 4.16 Will Have P-State CPU Frequency Scaling Support   Intel   2018-01-21
ACPI & Power Management Updates For Linux 4.15   Intel   2017-11-14
ZenStates Allows Adjusting Zen P-States, Other Tweaking Under Linux   AMD   2017-10-21
Phoronix Test Suite 7.4 Officially Released   Phoronix Test Suite   2017-09-19
The Changes So Far For The Linux 4.14 Kernel: Zstd, Cgroup2 Threads, EXT4 Scalability   Linux Kernel   2017-09-10
P-State Continues Evolving, More Power Management Changes For Linux 4.14   Hardware   2017-09-05
AMD Ryzen 3 CPUFreq Governor Benchmarks On Linux 4.13   AMD   2017-08-22
The Passive Cooling Paradigm: Atlast Solutions Ultimate Fanless Core i7 7700T   Hardware   2017-08-21
The Changes So Far Of The Linux 4.13 Kernel   Linux Kernel   2017-07-11
Power Management Updates Touch Intel P-State & More For Linux 4.13   Hardware   2017-07-04
Vulkan vs. OpenGL With The Radeon RX 470 On An Intel Xeon   Vulkan   2017-06-23
The New Features So Far For The Linux 4.12 Kernel   Linux Kernel   2017-05-07
Intel P-State, Schedutil Get Updated For Linux 4.12 Kernel   Hardware   2017-05-02
Linux 4.12 Should Be Another Exciting, Featureful Cycle   Linux Kernel   2017-04-21
Clear Linux Switches From ACPI CPUFreq To P-State   Clear Linux   2017-04-12
Intel Turbo Boost Max 3.0 Testing On The Linux 4.11 Kernel   Intel   2017-03-31
Intel P-State Gets More Cleanups & Optimizations   Intel   2017-03-28
Getting Better Radeon Polaris Performance On Ubuntu 17.04 With Mesa 17.1, Linux 4.11   Mesa   2017-03-26
Intel Has More P-State Changes Coming For Linux 4.12   Intel   2017-03-23
TurboStat Updated, More Power Management Code For Linux 4.11   Linux Kernel   2017-03-03
More Benchmarks Of The Latest Ubuntu 17.04 vs. Clear Linux   Clear Linux   2017-03-01
The Changes So Far For The Linux 4.11 Kernel   Linux Kernel   2017-02-27
Better Turbo Boost Max 3.0 Support Is Landing For Linux 4.11   Intel   2017-02-25
Power Management Sees More P-State Tweaking, Other Changes For Linux 4.11   Hardware   2017-02-21
Looking Ahead To The Linux 4.11 Kernel   Linux Kernel   2017-02-19
A Patch Is Being Worked On For Greater Kabylake Linux Performance With P-State   Intel   2017-02-04
Clear Linux's Latest Performance-Optimizing Effort: Greater PHP Performance   Clear Linux   2017-02-03
Expanded Turbo Boost Max 3.0 Support Is Being Worked On For Linux   Intel   2017-01-19
A Look At Where The P-State Linux Driver Does Bad Against CPUFreq, Clear Linux Tests   Clear Linux   2017-01-15
A Look Back At Some Of The Best Features Added To The Linux Kernel In 2016   Linux Kernel   2017-01-01
Many Power Management Updates For The Linux 4.10 Kernel   Hardware   2016-12-13
The Best Features Of The Linux 4.9 Kernel   Linux Kernel   2016-12-07
Looking Forward To The Linux 4.10 Kernel   Linux Kernel   2016-11-16
The Idle Power Use Of The Past 19 Linux Kernel Releases   Linux Kernel   2016-10-27
Generic Governors Support Coming For Intel P-State   Intel   2016-10-25
Additional P-State Change For Linux 4.9 May Boost Intel Atom Performance   Hardware   2016-10-14
Linux 4.9's CPUFreq To Make Greater Use Of Scheduler Info, IOWait Boosting   Hardware   2016-10-03
Ubuntu 16.10 Doesn't Change Much With Performance, Clear Linux Still Leads In Most Tests   Clear Linux   2016-09-29
New IOWait Boosting Patches For Intel P-State, Schedutil   Hardware   2016-09-03
P-State Algorithm Change, Schedutil IOWait Boosting   Linux Kernel   2016-08-01
Linux 4.8 Bringing ACPI Low-Power Idle, Intel Denverton Support   Hardware   2016-07-27