Gebhard Software - Dr. Hardware System Info --http://www.drhardware.de/
Dr. Hardware covers the whole machine and includes not only the common stuff (like processor detection etc.) but also some more sophisticated tests like hardware sensor, ATA/S-ATA/Atapi and network analysis. Also it comes with 7 benchmark tests and provides full support for all 32 and 64 Bit Windows desktop versions.
HD Tune --http://www.hdtune.com/
HD Tune is a Hard Disk utility which has the following functions:Benchmark: measures the performance. Info: shows detailed information. Health: checks the health status by using SMART. Error Scan: scans the surface for errors. Temperature display
HWiNFO™ and HWiNFO32™ are professional hardware information and diagnostic tools supporting latest components, industry technologies and standards