AMD A64 3500+ Venice

Discussions about AMD Processors and overclocking. Need help with that new AMD CPU or not sure which one to buy? Like to void your warranty? This is the place for you! Please keep the topic on Processors only!
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Apoptosis
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Post by Apoptosis »

Finally hit my goal with the addition of water cooling.

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Not stable over and or at 3GHz though, which is a bummer. I was able to run 300MHz x 10 and validate it, but it won't run 3dmark05 or superpi without errors.
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Post by infinitevalence »

got any feeling as to what is holding you back? Cooling, memory controler, voltage...
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Post by Apoptosis »

well i'm going to roll the BIOS back to 3-16. DFI has told me it is the most stable and best performing.
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Post by gvblake22 »

Thats awesome man! I am very excited for Venice to finally be mass released to the public!!

What cooler were you using before you switched to water? What were your idle/load temps like on air? Did you have CnQ enabled or disabled?
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Post by Apoptosis »

I was on air cooling with the factory 4000+ heatsink that has the heat pipes on it. I'll have to re-measure the temps though as I only recorded the water cooling numbers for now.
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Post by eva2000 »

Apoptosis wrote:well i'm going to roll the BIOS back to 3-16. DFI has told me it is the most stable and best performing.
tried 414-3 beta bios yet ?
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Post by grunt »

Apoptosis wrote:Finally hit my goal with the addition of water cooling.

Image

Not stable over and or at 3GHz though, which is a bummer. I was able to run 300MHz x 10 and validate it, but it won't run 3dmark05 or superpi without errors.
How high can it run and still run games like HL2 or JointOps? Reason Im asking is I can get my barton to hit 450fsb and 2.3ghz but my games lock up from time to time?
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Post by -mogwai »

Apoptosis wrote:Changed out the memory from OCZ PC-3200 Gold VX to Corsair's XMS 3200 XL and was able to hit this:

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For some reason after changing memory i can max out the CPU Voltage, thus allowing more headroom on the FSB.

My AMD 3500+ Venice MAX FSB's

11 = 265MHz
10 = 290MHz
9.5 = 305MHz
9 = 321MHz

Note how everything is hitting just at/under 2.9GHz. On an unmodded board with air cooling 2.9Ghz looks to be the top end of this processor.
i dont understand why the relationship between multipliers and frequencies are inversely proportional
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Post by infinitevalence »

CPU frequency = HTT x Multi
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Post by -mogwai »

wouldn't an increase in the multiplier yeild an increase in frequency? i dont understand why when the multiplier goes down, the mhz goes up.

11 = 265MHz
10 = 290MHz
9.5 = 305MHz
9 = 321MHz
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Post by infinitevalence »

thats because he raises the HTT

11 x 200 = 2200
11 x 300 = 3300 more than it can do so
9 x 300 = 2700

HTT is one of the two verables he is changing to get the final speed of the cpu
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Post by -mogwai »

oh, ok... i think i see now
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SLI MB for 3500+ (Venice) Overclock?

Post by kittybum »

I am going to purchase a new PC next week and I have decided to opt for the AMD 64 3500+ (Venice core) and I was looking at purchasing it with an ASUS A8N-SLI Deluxe and 2x512 Corsair XMS2 5400 RAM . My question is, how good is this board for overclocking? (I am buying with the intention to overclock it to around 2.7Ghz)

Thanks in advance
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Post by Apoptosis »

Welcome to the forums...

The ASUS A8N-SLI Deluxe motherboard takes DDR1 memory, so I suggest a good quality PC-3200 kit to do the job. XMS2 5400 is DDR2 and will not work!

I was able to hit 3GHz on the Venice with water cooling and hours of tweaking. Almost all Venice 3500+'s should hit around 2.7 with good air cooling.
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Post by infinitevalence »

The Asus is a decent motherboard, and an ok overclocker, if your really looking to overclock hands donw DFI makes the best overclocking motherboard out there. Asus make a great board with excilent stablity and enough options to make overclocking enjoyable, it also has the advantage of more space between video cards if your looking to use SLI with water, the DFI is more cramped.
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Post by eva2000 »

Apoptosis wrote:Welcome to the forums...

The ASUS A8N-SLI Deluxe motherboard takes DDR1 memory, so I suggest a good quality PC-3200 kit to do the job. XMS2 5400 is DDR2 and will not work!

I was able to hit 3GHz on the Venice with water cooling and hours of tweaking. Almost all Venice 3500+'s should hit around 2.7 with good air cooling.
nope a few folks can't even get past 2.5-2.6ghz with 3500+ venices!
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Post by Jeth »

I got 2,3Ghz out with my 3500+ Venice, with 300W PSU. i would oc more but my psu doesnt like it :)
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Post by infinitevalence »

yeah 300w is very small.
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Post by Knight Who Says Ni! »

Hey Apoptosis, what were you using for a HSF when you hit 2.9GHz?
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Post by palm521 »

venice rules.
my 3000+ can hit 2.75 totally stable on air using corsair 3200xl have to tweak the memory latencies to reach this due to its high fsb, and only able to do 9x ..

again venice rules...
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