Wipe free space on HDD's for speed?

Compman55

Golden Member
Feb 14, 2010
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On regular hard drives (not SSD's) is there any benefit aside from a security standpoint to wipe the free space?

Will it improve speed at all?
 

Essence_of_War

Platinum Member
Feb 21, 2013
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What do you mean by 'wipe the free space'? Do you mean overwrite with zeros anything that you delete? Because no, that will not do you much good.

Other than not filing it to capacity, and potentially trying short stroking (which is related anyway), there isn't really a magic pill to improve hdd perf.
 

Compman55

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Feb 14, 2010
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Piriform offers a cccleaner with a free space wipe, and also another program called recuvva which has these options as well. It beleive it is more from a security standpoint, but was hoping for maybe a little speed increase.
 

imagoon

Diamond Member
Feb 19, 2003
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It barely effects SSD's outside of benchmarks, HDDs erase and rewrite everything anyway so it has no effect.
 

Flapdrol1337

Golden Member
May 21, 2014
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nope, defragmentation will help, but windows does that automatically in the background since vista.
 

Cerb

Elite Member
Aug 26, 2000
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Piriform offers a cccleaner with a free space wipe, and also another program called recuvva which has these options as well. It beleive it is more from a security standpoint, but was hoping for maybe a little speed increase.
Nope, no speed. Just security and CYA.

CCleaner, with those options, covers a lot of area in between risking that some lingering documents may have some competitive or regulation-covered information, and booting DBAN :).
 

corkyg

Elite Member | Peripherals
Super Moderator
Mar 4, 2000
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Any residual data left in "free space" of a HDD is not looked at, so it makes no difference in speed. The positive reason is for security.