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Problem w/ 4890s in Crossfire

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Just to check you're not playing in windowed mode are you? Crossfire doesn't like windowed mode.

Some do. Furmark in windows mode runs in Xfire in my machine.
 

BlueSkys

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Just to check you're not playing in windowed mode are you? Crossfire doesn't like windowed mode.

Also to see if your system thinks crossfire is running right click on you ati icon next to your clock on the bottom right of your screen then select one of your cards>crossfirex settings> show crossfire x icon.

With that enabled you get a massive ATI badge in the top right of your screen when playing games where crossfire is running - if you see it then it's not that your system isn't enabling crossfire for some reason, if you don't see it then crossfire isn't getting enabled and we need to figure out why.

Yeah, the icon has been there... and I haven't been opening anything in windowed mode.
 
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i've just moved to win 7 and the xeon, but yeah i can re-test at 1080P if you want.

More of a difference, but still negligible.

I was expecting more of a difference.. is the xeon a dual core or quad?
 

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I was expecting more of a difference.. is the xeon a dual core or quad?

xeons a dual.

Point is simple: anything as epically powerful as 4870 crossfire (or above) cant be fed enough CPU power on the 775 platform.
 

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Mussels

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maybe a solution for me then?

it doesnt make your PC faster at anything. its something that will only boost your vantage score, and nothing else.
 
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xeons a dual.

Point is simple: anything as epically powerful as 4870 crossfire (or above) cant be fed enough CPU power on the 775 platform.

A QX9650 is a 775 CPU and could easily feed those cards if put it the right hands. :rolleyes:
 

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A QX9650 is a 775 CPU and could easily feed those cards if put it the right hands. :rolleyes:

i amend my statement "at stock speeds" lol.

A QX could definately pull it off, i just think GPU's are advancing far quicker than CPU's
 
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i amend my statement "at stock speeds" lol.

A QX could definately pull it off, i just think GPU's are advancing far quicker than CPU's


If we're talking stock speeds then I dont believe anything on the market (inc. i7 and PII) can give OC'd 4890s all the juice they need. Sure i7 and PII are fast but they're dont make C2Qs look like Pentium 4s.
 
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Good question bro... but unfortunately thats not it either. I've been monitoring my cpu temps and they never get above 60 on full load. My giant Zalman heatsink has been working awesome lol

Is your C2Q a G0 or B3 stepping?
Have you calibrated your monitoring software?
Which cpu sensor doesn't get above 60 (tcase or tjunction)?

I found out recently that my numbers were off 4*C under load and the only time its really accurate. My idle temps don't change no matter how much Vcore I add. I was still good temp wise, just more trust worthy now. What Zalman are you using?
 
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A QX9650 is a 775 CPU and could easily feed those cards if put it the right hands. :rolleyes:



I totally agree. I don't want to upset anybody here but I really think there are way too many people ruining the Xfire experience because they are having problems setting up Xfire.

If you have a Xfire MB IMO it's a shame to not properly use them.
 

BlueSkys

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I totally agree. I don't want to upset anybody here but I really think there are way too many people ruining the Xfire experience because they are having problems setting up Xfire.

If you have a Xfire MB IMO it's a shame to not properly use them.

If you've read through this and have any advice on how I can more properly utilize crossfire here... please contribute.

Is your C2Q a G0 or B3 stepping?
Have you calibrated your monitoring software?
Which cpu sensor doesn't get above 60 (tcase or tjunction)?

I found out recently that my numbers were off 4*C under load and the only time its really accurate. My idle temps don't change no matter how much Vcore I add. I was still good temp wise, just more trust worthy now. What Zalman are you using?

It's a G0, not sure exactly how to calibrate the software other than by doing the sensor text in realtemp. And I'm assuming it's tcase... I'm going off the different core temp readings in realtemp. The highest core temp is pretty much always core 1, and it never reaches 60 at full load. Hope that's what you were asking lol.

And it's the Zalman CNPS9700 LED
 
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