i am going to buy a seagate HDD SATA i have two HDD but not sure which is give out less noise ?

Question

1. Seagate ST3500630AS 500GB Hard Drive SATAII 16MB Cache 7200RPM
2.Seagate ST3320620A 320GB Hard Drive 7200RPM 16MB Cache
3.Seagate ST3320620AS 320GB Hard Drive SATAII 7200RPM 16MB Cache

i know first one has 500GB and other two has 320GB i wnat know how loud they are when they readind data from Disk ..i think they all have same speed .....please anyone tell me which is the best out of these drivers ?

Answer 1

They are all 7200RPM, which means there will be no noticeable difference in sound whatsoever, if there is any difference at all you would need electronics to measure the slight difference.