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CHANGELOG

What's New in version 1.17.1:

  • Fix: Crash on some AMD Opteron/FX/APU A-series (Bulldozer based) CPUs
  • Fix: Crash on old versions of Windows

What's New in version 1.17:

  • New: AMD Zen 3 and Zen 2 APU support
  • New: Intel Rocket Lake support
  • New: Preliminary Alder Lake support
  • New: Very preliminary Meteor Lake support
  • Fix: 'Unsupported CPU' message when only some cores have HT enabled
  • Fix: Epyc Rome/Threadripper 3rd gen Platform detection
  • Fix: Gemini Lake platform detection
  • Fix: Whiskey Lake codename
  • Fix: Incorrect VID reporting on some Celeron/Pentium processors
  • Fix: Crash on Intel Banias based (Pentium/Celeron M) processors
  • Fix: Turbo multiplier detection on Nehalem/Westmere
  • Fix: Bugs related to response to DPI changes
  • Fix: VID reporting on some AMD Athlon64 processors
  • Change: Improve accuracy of information on unsupported Intel CPUs

What's New in version 1.16:

  • New: Intel 10th generation CPU support (Cannon/Ice/Comet Lake)
  • New: Package Power reading for AMD Zen based CPUs
  • New: Very preliminary Intel Tigerlake support
  • New: Preliminary AMD Renoir support
  • New: AMD Picasso detection
  • New: Intel Lakefield detection
  • Fix: System hangs during ATI SMBus dump in AIDA64
  • Fix: Crash when display DPI changes
  • Fix: Crash when opening Settings dialog
  • Fix: Main window incorrectly resized when display DPI changes
  • Fix: High CPU usage on unsupported Intel CPUs
  • Change: Expand available information on unsupported Intel CPUs
  • Change: Improve stepping detection on supported Intel CPUs
  • Change: Frequency detection changes for Nahelem/Westmere to make it consistent with newer Intel CPUs

What's New in version 1.15:

  • New: AMD Ryzen 3000 series support.
  • New: Full multi-monitor DPI awareness support.
  • Fix: Core Temp randomly freezes during startup.
  • Fix: Improve AMD Zacate APU support.

What's New in version 1.14:

  • Fix: Ryzen max temperature spikes.
  • Fix: Ryzen APU frequency detection.
  • Fix: Incorrect frequency detection on some UEFI enabled systems.
  • Update: Improve Skylake-X stepping detection.

What's New in version 1.13:

  • New: Add support for 2nd generation Threadripper processors, Socket FP5.
  • Fix: Crash when 5 or more cores exceed overheat protection temperature setting.
  • Fix: 'No supported CPU detected' on Ryzen processors.
  • Fix: Constant frequency readings on Ryzen processors.
  • Fix: Incorrect readings on Ryzen processors.

What's New in version 1.12.1:

  • New: Support for AMD Pinnacle Ridge (Ryzen 2) and AMD Raven Ridge (APU).
  • Fix: Frequency is always at maximum for early Core iX and Core 2 models.
  • Fix: Recognition of some Sandy Bridge Xeon models.

What's New in version 1.12:

  • New: Support for AMD Pinnacle Ridge (Ryzen 2) and AMD Raven Ridge (APU).
  • Fix: Recognition of some Sandy Bridge Xeon models.

What's New in version 1.10.2:

  • New: Support for AMD Bristol Ridge APUs.
  • Fix: 1.10 version crash on AMD processors or only populating temperature of first 1-2 cores.
  • Fix: Add correct temperature offsets for AMD Ryzen Threadripper X1920 and X1950.
  • Fix: In multi-socket AMD systems, switching into MiniMode would bring up all hidden windows of all running applications and services.
  • Fix: Support for MCM AMD CPUs. Only the highest temperature per CPU is displayed.
  • Fix: Socket C32 and G34 Opteron code names.
  • Fix: On some AMD Opteron systems the CPU model number is not displayed.
  • Fix: Detection of the C32 and G34 socket types for some Opteron CPUs.
  • Fix: Corrected TjMax on some older desktop Atom chips.

What's New in version 1.9:

  • New: Intel Skylake-SP and Skylake-X support.
  • New: Preliminary Kaby Lake-X support.
  • Fix: Windows 10 support.
  • Fix: Sandy Bridge-E/EN/EP, Ivy Bridge-E/EN/EP, Haswell-E/EP, Broadwell-E/EP codename recognition.

What's new in version 1.8.1:

  • New: AMD Ryzen support.
  • New: Power consumption notification area (system tray) icon.
  • New: Intel/VIA, right click the Frequency to select which core's frequency to display.
  • Fix: Power draw figures are only available on CPU #0 in multi processor systems.
  • Fix: BSOD on some Intel systems.
  • Fix: Core Temp locks up after waking up system from suspend/hibernation due to overheating protection.
  • Fix: AMD Athlon FX-60 Dual Core recognition.

What's New in version 1.6:

  • Fix: Runaway memory leak on some machines.
  • Fix: Bus clock detection on Apollo Lake processors.
  • Fix: Occasional 'to TjMax' appearing on some cores on Intel processors. Improved, hopefully fixed.
  • Change: Subversion will now be shown in the title and About dialog if it's not 0.
  • Known issues: Some systems running Windows 10 Anniversary may still have driver load failure.

What's New in version 1.5.1:

  • Fix: Runaway memory leak on some machines.

What's New in version 1.5:

  • New: Support for Intel Kaby Lake, Apollo Lake and Avoton processors.
  • Fix: Incorrect multiplier on 45nm and early 32nm Core series processors.
  • Fix: Sometimes power consumption doesn't work on supported processors.
  • Fix: In cases where both IA and GT power figures are N/A, Uncore displays the same value as Package.
  • Fix: Incorrect VID on Intel processors.
  • Fix: Inaccurate TjMax on Silvermont based (22nm Atom) processors.
  • Fix: Incorrect VID on AMD Trinity and newer processors.
  • Fix: Corrected Lynnfield recognition of i5 760, i7 870S.
  • Fix: Crystal Well and Haswell-ULT code names added for the Haswell generation.
  • Fix: VIA Eden X4 was incorrectly named VIA QuadCore.
  • Update: G15 applet will be named 'Core Temp' from now on, without the version number.

What's New in version 1.4.1:

  • New: Power measurements for IA Cores, GT (Graphics core), Uncore and DRAM for Intel Sandy Bridge, Silvermont and newer processors.
  • Fix: Version 1.4 crashing on Intel processors without Hyperthreading.
  • Fix: Correct TjMax for Silvermont (22nm Atom based) and newer processors.
  • Fix: Dual and quad core VIA CPU support. Corrected VID detection for newer Nano processors and added support for 28nm CPUs.
  • Fix: Crash when logging is enabled on machines with 20+ cores.
  • Fix: AMD Carrizo temperature detection.
  • Fix: Corrected Xeon D codename to Broadwell-DE.
  • Known issues: Some systems running Windows 10 Anniversary may still have driver load failure.

What's New in version 1.3:

  • New: Support for Xeon D processors
  • Fix: K8 generation of AMD CPUs displayed "Distance to TjMax" text when it was not actually doing that
  • Fix: Recognition for Xeon W3670, W3680 processors

What's New in version 1.2:

  • Fix: Recognition for some Xeon processors
  • Fix: Driver load failure on Windows 7 and Vista

What's New in version 1.1:

  • New: Digital Signature is now ALCPU.
  • New: Support for Intel Broadwell-EP.
  • New: Overheat protection can now execute files with arguments. Use : (colon) to separate executable path from its arguments.
  • Fix: Corrected frequency detection on some AMD APUs.
  • Update: Notification Area icon tooltips will display all of the available core temperatures in \"Highest temperature\" modes.

What's New in version 1.0 RC8:

  • New: Added support for all current Intel and AMD processors.
  • Fix: System lock up/crash in Windows 8/10.
  • Fix: BSOD on AMD Trinity and Richland APUs.
  • Fix: Temperature on Trinity/Richland APUs.
  • Fix: Incorrect bus frequency in Windows 8/10.
  • Fix: Corrected VID for newer AMD processors.
  • Fix: Corrected detection of certain Xeon processors.
  • Fix: Multiple other bugs corrected.

What's New in version 1.0 RC6:

  • New: Digital signature. Core Temp is digitally signed by 'Artur Liberman', it is now easy to tell that you have a genuine copy of Core Temp.
  • New: Update Checker. Core Temp can now notify you when a new version is available.
  • New: You can now hide the taskbar button and use the system tray icons to pop the window back up.
  • New: Added support AMD's new Richland APU.
  • New: Added support for Intel Haswell and Ivy Bridge-EP CPUs.
  • New: Preliminary support for Bay Trail-T Atoms.
  • Fix: BSOD on some Windows 7/8 + UEFI enabled machines.
  • Fix: AMD FX system freezes/crashes/BSOD.
  • Fix: Driver failure when closing Core Temp on another Windows user account.
  • Fix: Corrected detection of certain Xeon processors.
  • Update: Ram utilization notification icon added to the Settings --> Notification Area.
  • Update: Logitech G15 applet now supports CPUs with up to 10 cores.
  • Update: System tray icons' tooltips now display their respective core information.
  • Update: Log file will now also contain power consumption.
  • Update: Log file will now keep track of each core on AMD CPUs as well.

What's New in version 1.0 RC5:

  • New: Multilingual interface. Core Temp now natively supports adding non-English languages.
  • New: Plugin system - 3rd party developers can now create plugins and extensions for Core Temp, both native code and .Net is supported, please see this for more information.
  • New: Added support for Intel Pentium and AMD K5 and newer processors. (detection only)
  • New: Added support for VIA processors. (C3 - detection only, Temperature)
  • New: Intel Sandy Bridge, Ivy Bridge, AMD Bulldozer, Piledriver and Fusion (Trinity, Llano, Brazos) support.
  • New: Max TDP detection on supporting processors.
  • New: Active power consumption on Intel's Sandy Bridge and Ivy Bridge processors.
  • Fix: All of the user reported bugs and many more unreported problems.
  • Update: Optimized the startup code, Core Temp should now launch 2 to 4 times faster.
  • Update: Optimized many other aspects of the code, Core Temp should now consume much less CPU time than before.
  • Update: Restored support for older OS: Windows XP is now fully supported, Windows 2000 requires security updates KB935839, KB835732 and GDI+. In some cases hotfix KB816542 may be needed as well.

What's new in version 1.0 RC4:

  • New: Multilingual interface. Core Temp now natively supports adding non-English languages.
  • New: Plugin system - 3rd party developers can now create plugins and extensions for Core Temp, both native code and .Net is supported, please see http://www.alcpu.com/CoreTemp/developers.html for more information.
  • New: Added support for Intel Pentium and AMD K5 and newer processors. (detection only, Temperature by Acpi Thermalzones)
  • New: Added support for VIA processors. (C3 - detection only, Temperature by Acpi Thermalzones)
  • New: Intel Sandy Bridge, Ivy Bridge, AMD Bulldozer, Piledriver and Fusion (Trinity, Llano, Brazos) support.
  • New: Max TDP detection on supporting processors.
  • New: Active power consumption on Intel's Sandy Bridge and Ivy Bridge processors.
  • Fix: All of the user reported bugs and many more unreported problems.
  • Update: Optimized the startup code, Core Temp should now launch 2 to 4 times faster.
  • Update: Optimized many other aspects of the code, Core Temp should now consume much less CPU time than before.
  • Update: Restored support for older OS: Windows XP is now fully supported, Windows 2000 requires security updates KB935839, KB835732 and GDI+. In some cases hotfix KB816542 may be needed as well.

What's New in version 1.0 RC1:

  • New: Multilingual interface. Core Temp now natively supports adding non-English languages.
  • New: Plugin system - 3rd party developers can now create plugins and extensions for Core Temp, both native code and .Net is supported, please see this for more information.
  • New: Added support for Intel Pentium and AMD K5 and newer processors. (detection only, Temperature by Acpi Thermalzones)
  • New: Added support for VIA processors. (C3 - detection only, Temperature by Acpi Thermalzones)
  • New: Intel Sandy Bridge and AMD Fusion (Brazos, Llano) support.
  • New: Max TDP detection on supporting processors.
  • New: Power consumption on Intel's Nehalem and newer processors.
  • Fix: All of the user reported bugs and many more unreported problems.
  • Update: Optimized the startup code, Core Temp should now launch 2 to 4 times faster.
  • Update: Optimized many other aspects of the code, Core Temp should now consume much less CPU time than before.
  • Update: Restored support for older OS: Windows XP is now fully supported, Windows 2000 requires security updates KB935839, KB835732 and GDI+. In some cases hotfix KB816542 may be needed as well.

What's New in version 0.99.8.0:

  • New: Completely new settings dialog, much clearer and easier to use.
  • New: Added Hibernation to Overheat protection options.
  • Fix: Mobile Intel Core2 Quad processor recognition issues.
  • Fix: Pentium Dual-Core E6000 series model detection was incorrect.
  • Update: TjMax adjusted to 100c (Intel's specs) for 400 and 500 series Atom processors.

What's New in version 0.99.7.10:

  • New: Enable overheat protection to execute a command every time an overheating occurs or just once.
  • New: TjMax for AMD 10H and 11H family processors (K10/K10.5/Puma - older Turions)
  • Fix: Several mobile Intel processor recognition issues.
  • Fix: Mobile AMD processor recognition issues.
  • Fix: Problem with Settings window throwing errors about Scheduled tasks if "Start with Windows" was not checked.
  • Fix: Core Temp may crash on systems when switching between power supplies (wall/battery) or exiting sleep/hibernation mode.
  • Fix: TCaseMax calculation for socket 939 AMD processors.
  • Update: Shared memory applications and AMD Phenom derivatives will now show temperature for all of the cores.
  • Update: Core Temp will remember proper screen position on multiple displays, when the 1st display is on the right.

What's New in version 0.99.7.7:

  • New: Core Temp FAQ is now available online, see About Core Temp dialog.
  • New: System tray icons for CPU speed and CPU load - see System Tray setup under Options.
  • New: Support for the latest mobile AMD processors.
  • Fix: Multiple "Fail" messages when the computer exits sleep or plugged into/unplugged from power (laptops).
  • Fix: Several mobile Intel processor recognition issues.
  • Fix: When disabling Windows 7 Taskbar feature with Cycle mode, icons still continue to cycle.
  • Fix: Windows 7 Taskbar settings UI bug.
  • Update: "Start with Windows" function in Vista and 7 now works on a per-user basis.
  • Update: Change the time and date layout of the log file name to YYYY-MM-DD HH-MM-SS.
  • Update: All of the readings logged are now numeric only.
  • Update: In single instance mode, the previous instance will be brought to the screen.
  • Known issue: Core Temp may stop responding for a period of time or completely lockup on some systems when switching between power supplies (wall/battery) or exiting sleep/hibernation mode.

What's New in version 0.99.7.3:

  • New: "Start Core Temp with Windows" feature on Windows Vista and 7.
  • Fix: Taking a screenshot would not capture the whole window in Vista/7 with aero mode.
  • Fix: Windows 7 taskbar Cycle mode only shows up after the first interval has elapsed.
  • Fix: Overheating protection UI bug.
  • Fix: The Mini-mode menu was not checked when Mini-mode was activated.
  • Fix: Corrected the placement and size of the load label on Phenom based processors.
  • Fix: Order of appearance of the system tray icons in Windows 7.
  • Update: The appropriate G15 menu is now checked depending on the status of the G15 plug-in.
  • Update: Added support for 12 core processors to temperature offset adjustment window.

What's New in version 0.99.7.0:

  • New: Implemented Windows 7 taskbar button features. (Under the Options menu)
  • New: Clock modulation detection for Intel processors.
  • New: Proper support the Phenom II X6 and Athlon L100 series.
  • New: Support for the E3000 Celeron series.
  • New: Displays the processor's manufacturing process. (Lithography)
  • Fix: Intel frequency detection.
  • Fix: Frequency doesn't update after exiting from Sleep or Hibernation. (Intel)
  • Fix: Reading and logging intervals in Settings can't be changed.
  • Fix: Minor Intel processor recognition issues.
  • Fix: On some systems the System Information window would flood the screen with errors.
  • Fix: G15 plugin restarts after resuming from sleep even if it was previously disabled from the menu.
  • Fix: Overheating protection on AMD processors bug.
  • Update: Rearranged the main GUI and added new information.
  • Update: Added missing Intel Socket names.

What's New in version 0.99.6.1:

  • Fix: Overheating protection.
  • Fix: Incorrect detection of some Intel and AMD processors.
  • Fix: Layout problems with AMD Phenom series and newer processors.
  • Known issues: Intel processor speed detection displays extremely high numbers.

What's New in version 0.99.6:

  • Add: Support for new and upcoming Intel and AMD processors.
  • Add: Better recognition of AMD dual/tri core unlocked CPUs.
  • Add: Optional 24 hour display on G15 LCD.
  • Fix: Platform field blank for newer AMD CPUs.
  • Fix: Some K8 CPUs were unknown or recognized incorrectly.
  • Fix: Overheat protection "Activate at specified temperature" problems were fixed.
  • Fix: Overheat detection does not show a Balloon Tip when user specified temperature value is set.
  • Fix: Temperature displays a negative value when core temperature reaches over TjMax (Intel).
  • Fix: Intel W3500 series Xeons recognized with Core i7 model numbers (ie W3520 shown as Xeon 920)
  • Fix: In certain cases Core 2 Duo T5500 was recognized as a T5450.
  • Fix: G15 LCD display is no longer always-on-top after coming out of sleep or hibernation.
  • Fix: G15 won't display 0.0000v in case VID readings are not supported by the CPU.
  • Fix: In some cases, at Windows startup systemtray icons would not appear.
  • Change: Windows XP SP2 or higher is now required.
  • Change: Completely new processor frequency detection. (for Core 2 generation and newer only)
  • Change: Remove "APICID" from main window as it has very little use.

What's New in version 0.99.5:

  • Fix: Incorrect clock speeds reported on some systems. *
  • Fix: At startup Core Temp shows 0 (?) or 21 (?) on AMD K8 series.
  • Fix: Turion MK series recognition was wrong.
  • Fix: Properly detect Atom and Core i7 engineering samples.
  • Fix: Tri-Core AMD CPUs incorrectly shown as having only 2 cores and 2 threads in 64bit Core Temp binary.
  • Fix: System tray text was off center.
  • Fix: Penryn (mobile Core 2) processors reported as having 85C TjMax instead of 90C.
  • Fix: Settings window would open centered, and sometimes out of the desktop area.
  • Fix: System tray icon very small in Windows 2000/XP/2003.
  • Fix: AMD Athlon X2 4x50e series detected as 3x50e.
  • Fix: Using a negative offset on AMD systems results in "42949672xxC" being displayed.
  • Fix: Add support for Mobile Athlon 64 X2 TK-xx series and Turion 64 MK-xx series.
  • Fix: Workaround added for when Core Temp fails to find supported CPUs on Phenom based systems.
  • Fix: PROCHOT signal from Intel CPUs was not picked up correctly. *
  • Fix: Core Temp would start out of the desktop area, and the main Window couldn't be seen/accessed.
  • Fix: False overheating warning on AMD systems.
  • Fix: False readings of over 200C on AMD systems.
  • Fix: High/low temperatures would be reversed when "Show distance to TjMax" was enabled.
  • Fix: Clicking "Defaults" button in settings would enable logging when it should be disabled by default.
  • Fix: 23xx and 83xx series AMD Opterons recognized as 83xx and 23xx respectively.
  • Fix: System tray icons appear incorrectly on AMD K10 and newer CPUs.
  • Fix: "Show highest temp of each CPU" systemtray icon configuration sometimes reports duplicate readings.
  • Fix: G15 applet did not work after resuming from Sleep/Suspend.
  • Add: Completely new code for processor speed detection. *
  • Add: A comprehensive processor information window (F3 or Tools --> System information). *
  • Add: Thermal protection mechanism. (Look at Options menu, changed from 0.99.5.20 beta)
  • Add: Support for the latest AMD and Intel CPUs.
  • Add: Mini mode for GUI. (Double click anywhere to switch between modes) *
  • Add: Per core temperature offset adjustment. (Look at Options menu)
  • Add: Screenshots are now taken in the lossless but very compact PNG format.
  • Add: User defined text colors for main Window. (Options --> Settings)
  • Add: Show high/low temperatures. (Press F6 or the Tools menu to reset values)
  • Add: On/Off switch for G15 applet in Tools menu.
  • Add: Running several instances of Core Temp is now possible (enable in Settings).
  • Change: Temp turns Orange when temperature is over TControl, and Red when CPU is thottling/critical.
  • Change: Reorganized menu.
  • Change: TjMax for mobile Atom processors changed to 90C.
  • Change: "Lion" codename for AMD Turion was changed to "Griffin".
  • Change: Completely dropped support for older Windows NT OS, Windows XP or up is required. * (For Windows 2000: download GDIPlus.dll here http://www.dll-files.com/dllindex/dll-files.shtml?gdiplus)