noise reduction

Far more to it than this. What case have you got, what hardware is in it, and in particular what cooling?

Noise reduction works best by working out the loudest part then silencing it as much as possible, then repeating.

Neither acoustic matting nor rubber pins will help if your graphics card is screaming. Rubber mounting of fans is good, and I do it as a matter of course in every build, but it isn't significant unless fan vibration is the problem. Acoustic matting is one of the last steps, once nearly everything else has been dealt with.

If you can offer details of the system, Id be happy to help.
 
To be honest I haven't had much luck reducing noise with either...

I didn't say that :)
When its actually working my computer is very quiet, still need to deal with a pump and a psu but that's about it

Dampening materials are good, but only if thats the problem you're dealing with. Mass loading is brilliant, thick absorbing foam needs a very quiet system for it to matter
 
Neither both are pretty rubbish, unless the noise is made from vibration. Which I bet 95% of it is. Most will be fan noise and the rest hdd. Grommets will help hdd noise. Won't help fan noise much.

As said what case, what components, what cooling and most importantly what budget. Quietening a pc is not cheap.
 
Far more to it than this. What case have you got, what hardware is in it, and in particular what cooling?

Noise reduction works best by working out the loudest part then silencing it as much as possible, then repeating.

Neither acoustic matting nor rubber pins will help if your graphics card is screaming. Rubber mounting of fans is good, and I do it as a matter of course in every build, but it isn't significant unless fan vibration is the problem. Acoustic matting is one of the last steps, once nearly everything else has been dealt with.

If you can offer details of the system, Id be happy to help.

hi,

it's for my next build..............Lian LI PCA71A........air cooled stock fans, but the exhaust will be swapped over for Scythe kaze junai...i dont really ( to save money) want to swap the front 4 fans

my guess is the noise is mainly due to the fans moving through the air.....like a sword blade, it simply generates noise...and there aint much you can do; other than to redesign the blades

other than this.......OCZ 850.....AMD 965....the usual stuff
 
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Most of the noise from your computer is likely to be from the cpu cooler and graphics cooler, then the hard drives, then from the case fans, then from the psu fan. What graphics card and what processor cooler?

Fans can be run at 7V with great impact on noise and not much on cooling, this is why case fans are unlikely to be the biggest issue.

If you mean the amd stock cooler then get rid of that first and foremost
 
hang around..............does it matter which slot you put the graphics card into.....flipping sodding heck :mad::mad:

because if i remember rightly it does when you're putting the RAM in, my MSI wouldn't work till the RAM was put in the right slots, closest to the CPU
 
Then it sounds like your system is pretty silent and will cost a lot to improve it. Talking 800rpm fans all-round. Or 7v/5v modding your current fans.
 
whatever is around next year....above GTX 295

Then it sounds like your system is pretty silent

Pardon? High end graphics cards must have changed enomously since my old 280gtx if they're now quiet. My experience is that you don't silence a graphics card without water, and you don't get them run anything approaching quietly without an aftermarket air cooler.

Running all the case fans at 7V would be a good thing to do. Suspending hard drives is also straightforward and very good, generally you hang the drive in a 5.25" bay using elastic. Not elastic bands.

Acoustic matting and rubber mounting the fans isn't going to do any good if you have a high end graphics card. I think the cpu cooler is going to be loud too, as I assume you're looking at overclocking
 
Quite right, I apologise. The cooler doesn't need fans.

However, the assumption that he will be overclocking given he is posting on overclockers.co.uk seems a fair one, and I don't believe any passive cooler copes very well with overclocking. My TRUE did fine with a dual core, but not a quad.
 
as I said his system should be fairly quite (bar gfx cards) so the only thing to make it quite is to add silent fans or mod. Although if you have the money buying silent fans usually gets you a better noise/air ratio. With extra clips two fans like noctua or 800rpm scythe fans can be added.

If people are serious about being as quite as possible you really should spend the money on silent fans say 4 for case 2 for cooler and 1 per gfx card as well as suitable heatsink for cpu and gfx.

so about £80 for fans, £40 for cpu cooler and £30 for a gfx card cooler.

Then rubber grommet the hdds

and get a quite psu, you don't say what you have.

The good thin about this upgrade is the fans will last you years till they break. You only have to upgrade the heatsinks in future builds
 
oh yes i'll be overclocking, but maybe not as extreme as you guys...3.8 or close...depends how well i do :cool:

yes just a standard high end card....the CPU twin tower cooler will definitely have a Scythe fan ....and the two rear exhausts close by as well........4 front fans standard.
 
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please tell me more about suspending hard drive with elastic, if poss include a photo.....cause this is very interesting
 
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