CPU-Z VERSION 1.73

CPU-Z is a freeware that gathers information on some of the main devices of your system :
Processor name and number, codename, process, package, cache levels.
Mainboard and chipset.
Memory type, size, timings, and module specifications (SPD).
Real time measurement of each core's internal frequency, memory frequency.

CPU-Z is a free diagnostic tool that provides information on your CPU and some of the main devices of your system, including:

CPU:
Name and number.
Core stepping and process.
Package.
Core voltage.
Internal and external clocks, clock multiplier.
Supported instructions sets.
L1 and L2 cache information.
Location, size, speed, and technology.

Mainboard:
Vendor, model and revision.
BIOS model and date.
Chipset (northbridge and southbridge) and sensor.
Graphic interface.

Memory:
Frequency and timings.
Module(s) specification using SPD (Serial Presence Detect) : vendor, serial number, timings table.

System:
Windows and DirectX version.

VERSION 1.73 FOR WINDOWS®
New validation
eXtreme Overclock Mode with light CPU load
New tab : CPU Benchmark
Added L4 cache frequency (cache tab)
Added Windows 10 editions

http://www.cpuid.com/softwares/cpu-z.html