Nforce 400 ultra and three sticks of ram

AWhackWhiteBoy

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Mar 3, 2004
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my apologies,i'm sure this has been asked many times,however i'd like to stick a third stick of matching ram in my PC. i remember reading this possibly might force the chipset into single channel mode, is this true, is there any disadvantages? i currently have two 256meg sticks and i'd like to put another 512 in of the exact same ram.
 

edmundoab

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Apr 21, 2003
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well i am doing exactly what u plan to do,.
it runs dual channel but I'm not able to get the same stability as I got with the matched pair of Corsair LL Ram..

sigh.. still doing testing.
 

AWhackWhiteBoy

Golden Member
Mar 3, 2004
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same stability? meaning the third stick makes the computer unstable? i guess this is what i heard of. i surely hope not because i don't want to dish out for two 512 sticks and have to sell these 256s.
 

jagec

Lifer
Apr 30, 2004
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sad but true: many motherboards don't like you filling all the RAM slots.
 

VisableAssassin

Senior member
Nov 12, 2001
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Originally posted by: AWhackWhiteBoy
motherboards!? you mean chipset,nforce! i've never heard such a problem with Via chipsets

:(


My older KD7-RAID HATED having all the slots full...that thing would crap out faster than a grandma on exlax !
 

mechBgon

Super Moderator<br>Elite Member
Oct 31, 1999
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I ran three 512MB Corsair XMS 3200C2 modules on my A7N8X Deluxe for quite a while. As Asus states in the motherboard manual, it still runs in dual-channel mode, and the system had no problems (I guess I should mention that I had a stock-clocked 2500+ on it and thus I ran the memory at DDR333).

pspada tested his nForce2 board with a mix of two 256's and a 512 and it benchmarked almost the same in UT2003 Botmatch regardless of the particular arrangement of the modules.

So my opinion is don't sweat it, just plug that new module in and off you go. :) If your memory voltage isn't set to at least 2.6V-2.7V then you may want to do that regardless.
 

LED

Diamond Member
Oct 12, 1999
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Running a DFILan Party with 2-256MB of BH6 RAM in slots 1&amp;3 and Crucial 2700 512MB in slot 2. It's stable with a 2500XP CPU running @ default speed for the 3200XP.... Cas 2.5
 

pspada

Platinum Member
Dec 23, 2002
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I've used several nForce2 mobos (Epox 8RDA+ and FIC AU13) that ran just fine, in full dual channel mode, with 3 matched sticks of ram installed.
 

AWhackWhiteBoy

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Mar 3, 2004
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alright guys,thanks for the input. the hell with it,i will just buy it. if it doesn't work i'll buy another and sell the other two.
 

Fern

Elite Member
Sep 30, 2003
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Here's a link to a thread over at nForcersHQ that confirms you can do it dual channel and tells how link
 

edmundoab

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Apr 21, 2003
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well I ran the mushkin stick of 512 alone for almost 6 hours and I got no errors for prime95.. grrr..

I guess these sticks have issues...
corsair and mushkin... as everyone convinced me that they should be compatible
 

jagec

Lifer
Apr 30, 2004
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Originally posted by: AWhackWhiteBoy
motherboards!? you mean chipset,nforce! i've never heard such a problem with Via chipsets

:(

no, it's not just nforce. A number of motherboards don't like filling all the slots. It's a very hit-and-miss thing though.