Ssd size to writes

john3850

Golden Member
Oct 19, 2002
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Does the size or amount of chips on a ssd effect the total writes.
Will a 240-256 GB ssd get half the writes of a 120-128 GB ssd.
I am aware that ssd will last a minium of 5 years with 40GB written a day.

I installed two ssd at the same time why does my the C drive have so many more writes then game doc ssd.
My 64 GB system drive has a total writes of 0.84 TB.
My 128GB game programs and document drive has a total writes of 0.13 TB.
 

Soulkeeper

Diamond Member
Nov 23, 2001
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It varies by SSD controller and nand used.
Generally speaking the more nand channels (ie: 8) the faster an SSD is and usually the more lifetime writes it can do.
Most SSD makers provide a number for lifetime writes based loosely on warranty expectations and suggested usage. The smart value for "Perc life used" or similar is based on this and doesn't directly translate into when your drive will fail.
 

john3850

Golden Member
Oct 19, 2002
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With a Seagate 600 the maximum data written during warranty period is half when you go to a 120Gb from any other larger size.

What I am asking is expamble on a 19nm would the total writes be double when you reduce the ssd size from 240GB with 4 chips to 120GB with 2 chips.
Then would writes double from a 120Gb with 2 chip to a 64GB single chip.
 

Soulkeeper

Diamond Member
Nov 23, 2001
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that's roughly how it works
fewer chips/channels to spread the writes out over
Not necesarrily double the wear, but more is usually better.