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 NVIDIA® GeForce® 8800 GT, Official Overclocking Discussions...

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TStAmp0i
post Nov 1 2007, 04:54 PM, updated 19y ago

The name is Poi
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From: Miri



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The NVIDIA(R) GeForce(R) 8800 GT has the perfect combination of power, performance, and price. It offers 112 stream processors, and a 256-bit frame buffer for jealousy-inducing DirectX 10 gameplay at ultra fast frame rates.

Packed with more features for the price
With 112 stream processors and a 256-bit framebuffer interface running at 900MHz, GeForce 8800 GT delivers a level of price/performance that gamers demand.

Support for next generation PC platforms
Compatible with the new PCI Express 2.0 bus architecture, offering a future-proofing bridge to tomorrow's most bandwidth-hungry games and 3D applications.

user posted image

Here we have our official overclocking discussions ranging from minor heat issue to major hard mods. It's all here, have your say and good luck in venturing into high clocks for either gaming or 3DMarks....

Drivers:Utility:3DMarks:BIOS: Core/Shader/MemoryVoltage Mods:
    Addendum:
    QUOTE
    - stock vGPU voltages for this card are 1.05v (2D idle) and 1.10v (3D load)
    - stock vMEM voltage for Qimonda GDDR3 (HYB18H512321BF-10) is 1.80v ±5%
    - 1kΩ (or higher) variable resistor can be used for the vGPU mod in order to maintain the minimum voltage close to stock. A 500Ω VR will force the vGPU slightly higher than stock vGPU even when the VR is tuned for the lowest vGPU = maximum resistance.
    - vGPU pencil mod turned out to be virtually impossible
    - usage of a multimeter is strongly recommended

    Diagram: (Image courtesy XS)
    user posted image
    Purple dot denotes vGPU measuring points, Blue dot denotes Ground...

    Example:
    user posted image
    Done by Hyde`fK @ Lowyat.NET

    user posted image
    Done by rlhc17 @ Lowyat.NET


This post has been edited by tAmp0i: Nov 26 2007, 02:00 PM
TStAmp0i
post Nov 5 2007, 12:39 PM

The name is Poi
*******
Senior Member
2,825 posts

Joined: Jan 2003
From: Miri



QUOTE(Pepperboy @ Nov 5 2007, 11:37 AM)
Hello all... going to receive my Leadtek 8800GT soon biggrin.gif biggrin.gif ... just wanna ask...

I'm a newbie at overclocking graphic cards, so what do u fellas use to overclock ur 8800GT? Which software is used? Or flash BIOS better? Cos I heard some ppl say the latest 169.04 drivers don't allow RivaTuner to overclock...
*
RivaTuner is your best friend, ATItool for artifact scanning...
TStAmp0i
post Nov 9 2007, 01:19 AM

The name is Poi
*******
Senior Member
2,825 posts

Joined: Jan 2003
From: Miri



My Athlon stock heatsink on 8800GT, full load 52°C smile.gif

Attached Image

Attached Image

This post has been edited by tAmp0i: Nov 9 2007, 01:20 AM
TStAmp0i
post Nov 9 2007, 11:26 AM

The name is Poi
*******
Senior Member
2,825 posts

Joined: Jan 2003
From: Miri



QUOTE(wodenus @ Nov 9 2007, 01:53 AM)
LOL... does it really fit ? smile.gif
*
Yupe, making good contact too...

QUOTE(rlhc17 @ Nov 9 2007, 02:05 AM)
Wah......nice gfx hsf
no wonder don't wan join me la
haha...
*
Hehe bro i poor mah so have to do budget cooling... sweat.gif

QUOTE(IcEMoCHa @ Nov 9 2007, 10:23 AM)
doh.gif ... Blur <--  ohmy.gif  .. Anyway whats the highest u can OC the gc with stock cooler?


Added on November 9, 2007, 10:26 am
Later the whole heatsink drop... I laugh... LOL  tongue.gif
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Won't drop la, stay fit wink.gif
TStAmp0i
post Nov 9 2007, 12:34 PM

The name is Poi
*******
Senior Member
2,825 posts

Joined: Jan 2003
From: Miri



QUOTE(wodenus @ Nov 9 2007, 12:12 PM)
Thermal adhesive ? smile.gif
*
With Arctic Cooling MX-2... Idle at 660/1620/1800 - 43°C
TStAmp0i
post Nov 9 2007, 02:21 PM

The name is Poi
*******
Senior Member
2,825 posts

Joined: Jan 2003
From: Miri



QUOTE(wodenus @ Nov 9 2007, 01:42 PM)
How did you get it to stay attached ? smile.gif
*
Cable ties... Extreme money saver + high efficiency thumbup.gif
TStAmp0i
post Nov 22 2007, 07:16 PM

The name is Poi
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From: Miri



BIOS flashed. Before 1.06V idle, 1.08V load... Now 1.11V idle, 1.14V load


Attached thumbnail(s)
Attached Image
TStAmp0i
post Nov 25 2007, 03:35 AM

The name is Poi
*******
Senior Member
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From: Miri



Finally been able to spare time on the Zotac, quick run at 1.23vGPU load. Core and shader couldn't go further even though higher volts applied... Trailed behind rlhc17 by a little bit biggrin.gif

Core 783 / Shader 1944 / Mem 2106
16374
Attached Image

This post has been edited by tAmp0i: Nov 25 2007, 03:43 AM
TStAmp0i
post Nov 25 2007, 02:43 PM

The name is Poi
*******
Senior Member
2,825 posts

Joined: Jan 2003
From: Miri



QUOTE(rlhc17 @ Nov 25 2007, 01:44 PM)
nice clock rclxms.gif  rclxms.gif
how to get 1.23vGpu ?
*
1K VR, idle 1.18V and load 1.23V.... smile.gif
Bro your new MSI how, torture it drool.gif
TStAmp0i
post Nov 28 2007, 11:21 AM

The name is Poi
*******
Senior Member
2,825 posts

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From: Miri



Unmod also can hit 770MHz core and 1900MHz shader... Superb card indeed, i wonder how if it is modded? rolleyes.gif
TStAmp0i
post Dec 2 2007, 10:54 AM

The name is Poi
*******
Senior Member
2,825 posts

Joined: Jan 2003
From: Miri



QUOTE(IcEMoCHa @ Dec 2 2007, 09:24 AM)
How to know if its using qimonda or others?
*
Take out the heatsink and look at the chips... thumbup.gif

 

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