CrystalCPUID [Obsolete]

CrystalCPUID is a CPU utility software.

CrystalCPUID showing processor information on Windows

System Requirements

OS	x86 : Vista/2003/XP/2000/NT4/Me/98/95 x64 : Vista/2003/XP
IE	4.0 ~

Key Features

Support AMD64/EM64T
Intel SpeedStep Control
AMD K6/K7/K8/GeodeLX Multiplier/Voltage Control
VIA CyrixIII/C3 Multiplier Control
Multiplier Management
MSR Editor/MSR Walker
Clock, Cache, System Clock, Multiplier
Feature Flags
CPUID
Process Rule
Code Name
Multi Processor
PCI Device List
Chipset/VGA information
BIOS Information
Change Dialog Font
Change Wallpaper

FAQ

Automatic startup with activation of multiplier management.

Set /CQ & /HIDE command line option and put shortcut on Startup. If you would like to get more information, please read ReadMeCpuid.txt.
example
“C:CrystalCPUIDCrystalCPUID.exe”
-> “C:CrystalCPUIDCrystalCPUID.exe” /CQ /HIDE

*This feature may not work on Windows Vista.

Using CrystalCPUID on a Windows PC

This independent guide introduces CrystalCPUID from a practical Windows user’s perspective. It explains what the utility is designed to show, which preparation steps improve consistency, how editions differ, and where the displayed values need additional context.

Before running a storage test, pause large transfers, leave sufficient free space, and note the active power plan and driver. Confirm the program version and publisher information before installing it. Compare results only when workload and settings match, and never use a performance test as a replacement for backups or health monitoring.