An overclocking anecdote

dormedas

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Jul 21, 2008
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Hey guys, just wanted to share an awesome little anecdote I had happen.

My computer is:

Antec 900 case, all fans but side window fan
AMD 6400+ 3.2 GHz dual-core
Patriot RAM, 2x2GB
NVIDIA GeForce 8500 GT (Borrowed)
1 TB Western Digital
550 Watt Rosewill Power Supply
BIOSTAR TFORCE TA790GX AMD ATX motherboard.
And a 1920x1080 21.5" monitor.

The one thing that isn't awesome in the whole set up; the graphics card.

I am thankful that my friend lent the card to me, but it just wasn't cutting it with the core clock at 450 MHz. So I downloaded an overclock utility (Rivatuner) and started to raise the voltage. Knowing my case is like a refrigerator, I bumped the core clock (with the shader clock attached) up from 450 MHz, steadily to 550 MHz, and then 650 MHz, and topped out at 675 MHz final core clock. (The shader clock went from 918 MHz to 1376 MHz)

I then saw the slider for the memory clock. I started to steadily raise it... moving from 400 MHz, to 500 MHz. Then I clicked wrong, setting it to 580 MHz. Artifacts ruled my screen, my audio froze, the whole computer went unresponsive. In a terror, I shut down the computer, hoping, praying. It booted again after I gave it a minute (a VERY LONG minute) to cool down. I hadn't set the thing to boot with those settings, nor will I ever set it to, so it was back at nice, cold, default settings. I left it at 500 MHz.

My games run extremely better now, and ironically enough, I have a 9800 GTX+ on its way, and its starting core clock is 675 MHz. What fun I will have.
 
See, make sure your overclocking utility doesn't do it in real time, and rather applies the settings by clicking an apply button. that way you can check them over before screwing things up.

Also, I find it very awesome that you can get that card all the way up there. It's probably going to burn it out 43 times faster, but as long as you have a (very nice) 9800 GTX+ on the way, you should be good for now...

(I just got a 9800 GTX+ for free from one of my dad's friends. I have to warn you, this is a very large card, so make sure you have room in your refrigerator case to fit it)
 
The Antec 900 is a pretty big mid tower case. It should fit the 9800 GTX+ easily.
 
The Antec 900 is a pretty big mid tower case. It should fit the 9800 GTX+ easily.

I'm not a big case buff, so I had to be sure.

Also if he was planning on doing SLI (unlikely, but still...) or he had a lot of other things plugged into his mobo, then that could still be problematic.
 
I'm not a big case buff, so I had to be sure.

Also if he was planning on doing SLI (unlikely, but still...) or he had a lot of other things plugged into his mobo, then that could still be problematic.

Yeah, the Antec 900 will fit one 9800 GTX+ no problem, but my motherboard doesn't support SLI, so no way that could happen anyways. However, if it did, I'd have to shut the computer down and reroute the wires from the power supply a lot.
 
Yeah, the Antec 900 will fit one 9800 GTX+ no problem, but my motherboard doesn't support SLI, so no way that could happen anyways. However, if it did, I'd have to shut the computer down and reroute the wires from the power supply a lot.

I'm pretty sure the 9800 GTX+ requires 2 six-rail PCI-E power connectors. Who's the manufacturer?
 
Just make sure you have enough power to power that baby. 550W is a little on the low end IMO. I always prefer to have a bit more than I need, just in case. And yeah, make sure you have enough rails for that 9800 GTX+.

And when you're looking into cards, I'd suggest eVGA or XFX for their lifetime warranty.
 
Just make sure you have enough power to power that baby. 550W is a little on the low end IMO. I always prefer to have a bit more than I need, just in case. And yeah, make sure you have enough rails for that 9800 GTX+.

And when you're looking into cards, I'd suggest eVGA or XFX for their lifetime warranty.

I know 550W is a little low. I had a 580W before from some unknown brand and it ran an 8800 GTS... and then it blew a capacitor and my computer didn't function for a week until I got a new power supply. So the 550W was both an "I need it" situation and cheap enough(But with going with the dependable brand). My power supply's specifications can be found here.

And my 9800GTX+ on its way is an eVGA.
 
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