Exeinfo PE is a popular and universal free analyzer & detector to executable files' packer/compressor/compiler, written in Delphi by A.S.L from Poland. It is capable of detecting 300+ binary data types (non EXE formats and more signatures on Ext_detector.dll) with info about how to open them via some free tool.
HWiNFO is a professional, comprehensive hardware information analysis and diagnostics freeware from Slovakia. It supports the latest hardware, technology and standards, as well as DOS, 32-bit & 64-bit multiple OS at the same time.
System Information Viewer (SIV) is a very practical and advanced system and hardware information viewer, it can detect and display almost any information about the current Windows system, network and hardware in great detail. It even has the ability to monitor their current working states in real time.
SIV (short for System Information Viewer) is a universal computer hardware information (mainly the mainboard and related equipments) detection application, supports all Windows platforms.
Usually, if want to view information about your system, the common way is to check in some system optimization and similar tools, but it seems a misuse of their talent.