O/C nvidia 6800 GT

Excalibur

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I am looking at buying a new graphics card and am wondering which 6800 GT graphics card is best for overclocking and if anyone knew how to do it as I am just starting out I don't know that much about this stuff.

AMD Athlon 64 3500+
Asus A8V Deluxe
1 Gb Ram

My Mom always said God has a plan I guess I was Plan B
 
Pretty much all the 6800GT cards use the same heatsinks, making them all about equal. BFG, GainWard, and LeadTek use different heatsinks. BFGs, is just slightly better than stock, Gainwards is just slightly better than BFGs, and then the LeadTek is the best.

LeadTek is known for having massive heatsinks, and consquently are known for haveing good overclocking abilities. Personally I have own two LeadTek cards and have been impressed by both.

Check out the pictures of the LeadTek card: (You'll see what I mean :smile: )

<A HREF="http://www.newegg.com/app/ViewProductDesc.asp?description=14-122-195&depa=0" target="_new">http://www.newegg.com/app/ViewProductDesc.asp?description=14-122-195&depa=0</A>

To overclock it all you need to do is download RivaTuner. RivaTuner will allow you to adjust GPU and RAM speeds. There are other programs that will allow you to do this as well, RivaTuner is what the majority of people use.


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Excalibur

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the heatsink isn't going to be that much of a trouble as i am going to watercool the system including the graphics card

My Mom always said God has a plan I guess I was Plan B<P ID="edit"><FONT SIZE=-1><EM>Edited by Excalibur on 10/13/04 11:44 PM.</EM></FONT></P>
 
Well if you aren't going watercooled, it really doesn't matter. The cards are pretty much the same, and by removing the heatsink, your warranty doesn't matter either, so just stick to a brand name (nothing like PNY, stick to BFG, Asus, GigaByte, LeadTek, etc.)

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rx7000

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I would recommend any brand except for the bfg. The bfg has trouble overclocking to moderate levels and its cooling is definetly suspect. the BFG's claim to fame is that it sports a 370 clock as opposed to the 350 normal clock of the other GT's. A diffrence of 20 isnt a big diffrence at all imo, if you plan to , or ever plan to really get into overclocking, id go with a card that has reliable cooling and is known to be able to overclocking with no problems, which is not the bfg.

Asus p4c800 Deluxe,1 Gig Mushkin PC3200 Dual Channel Level II V2,Pentium 4 3.0 512k 800fsb HT, Thermaltake Xaser III, Thermaltake Spark 7+, Sound Blaster Audigy2 ZS Platinum Pro, eVGA GeForce 6800 GT
 

wschuerm

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Hi I've got a Point of View 6800GT, it's watercooled but I've got OCZ copper sinks on the memory and boy do those things get hot. I strongly advize buying one of those Innovatek NV40 watercooling blobks that also cool the mem I'm planning on ordering one soon but first I need other system issues resolved, I think my PSU is not of for it...

For now not overclcoked the nVidia HW monitor gives me 52C max on GPU core and ambient temp during gameplay in Doom 3 or Half-Life 2. With the stock cooler that was about 70C (but I didn't really test that I just popped in the card to see if it worked and then I installed the H2O block immediatly.

MSI K8N NEO2 Platinum
AMD A64 3500+ @ 10x250
Corsair TwinX 2x512 mb PC4000 v3.3
120 maxtor SATA
Point of view 6800GT 256mb
All Watercooled by Innovatek
 

CaPtAiN_InSaNo

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I agree, but that cooling can easily be fixed, all you need to do is replace the thermal cloth, yes it is some kind of cloth mixed with puddy cause i just replaced that crap(which is also about 1mm thick!!!) with AC3 on the ram and on the GPU. The gpu had a low quality thermal compund, but now my card runs stable at 405/1100 at 75 under heavy load. I could go further but the coole is not up to the task. It needs a better cooler like the Arctic 5 series.

Asus A8V Deluxe(rev. 2.00) / A64 3000 / 1024mb OCZ DDR533 / BFG 6800GT@400/1050 / Baracuda 120GB / Lian-Li PC-65 / Syncmaster 700NF / Klipsch Promedia 4.1 / Antech True 380
 

addiarmadar

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OCing is a skill that requires you to know what you are doing.

Since you are new at it, whatever OC tool you use just creep the core/mem up still you get snow, artifacts, crashes, warpage. Dont OC the card right out of the box for it will require a burn-in time. Unless you are going with some exotic cooling solution of that card, dont expect high OC results.

<i><font color=red>Only an overclocker can make a computer into a convectional oven.</i></font color=red>