Definitely more quiet than predecessor (link below contains measurements in the idle and seek modes, comparison with twelve other HDDs): http://extrahardware.cnews.cz/recenze-samsung-ecogreen-f3-jeste-tissich-500-gb?page=0,5 (if you're interested in more than graphs of noise, pls use google translat...

Be aware of cuda 7200.12. First version ...410AS was more silent than current ...418AS. According to Seagate: Drive acoustics, | ST3500418AS | ST3500410AS sound power | | ----------------------------------------------------------- Idle** | 2.6 bels (typical) | 2.3 bels (typical) | 2.7 bels (max) | 2...

Here is my review (in Czech): extrahardware.cz/nejtissi-pevny-disk-samsung-ecogreen-f2-500-gb-hd502hi (you can use Google Translate, Czech -> English but the translation is not as good/precise as I wish. First chapter with performance graphs (they don't need translation, HDtach, HDtune, Sandra, Crys...