Is 2.7v bad for RAM?

Viper0329

Platinum Member
Oct 12, 2000
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Is 2.7v too high for DDR RAM? My board (ASUS P4B533-E) has the lowest setting at 2.6v. It wasn't running stable, so I bumped it up to 2.7v. Will it harm the RAM?
 

Varun

Golden Member
Aug 18, 2002
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Usually you can go to 2.9V without any issues. Anything over that and you may want to consider heat spreaders on the RAM, or RAM designed for higher voltages.

I have some Corsair Value Select PC3200. It won't run 200MHz @ 2.6V, but the Corsair support website even says to bump up the voltage a bit before worrying about it.

Give 2.7V or 2.8V a try, run some Memtest86, and see what happens.
 

Viper0329

Platinum Member
Oct 12, 2000
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Thanks. It's one stick of Corsair XMS PC3200 and a stick of Mushkin PC3200, both running at 2.7v. I'll run memtest over night and see if anything turns up
 

maluckey

Platinum Member
Jan 31, 2003
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I ran XMS3200 @ 3.1v for close to six months. Still ran fine when I sold it to my brother. He's runs it at 2.8v for 2 years now.
 
Feb 19, 2001
20,155
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Uhh depends right. Default 2.6, but iff you have TCCD chips 2.7 is fine. Don't go above 2.9. Warranty for OCZ will cover till 2.9

UTT? Well..... BH-5? CH-5? Muhahaha 3.5 should be safe. 3.6 is the max for me, but I've heard of people testing 3.7... RAWr...
 

The Dome

Member
Apr 29, 2006
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It all depends what IC the particular model ram is using, and I guess the PCB to a certain extent may play a roll in what voltage it likes and doesn't.
 

fire400

Diamond Member
Nov 21, 2005
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Originally posted by: maluckey
I ran XMS3200 @ 3.1v for close to six months. Still ran fine when I sold it to my brother. He's runs it at 2.8v for 2 years now.

you sell stuff to your brother? why didn't u just give it to him?