SIW is a system information tool, that gathers detailed information about your system properties and settings. It includes detailed specs for CPU, Network, TCP/IP, Memory, Hardware, Users, Network Shares, and more, as well as real-time monitors for CPU, Memory and network traffic. SIW also displays currently active network connections, installed codecs, connected MS SQL and Oracle database servers (if any) and more.

Download: SIW (System Info) 2011.10.29n Home Edition | 5.7 MB (Free for personal use)
Download: Portable SIW (System Info) 2011.10.29n Home Edition | 2.3 MB
Download: SIW 2012.06.30 Standalone - Windows 8 64-bit | 2.9 MB
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The installer is bundled with foistware (toolbars, etc) take note while installing!