Scook, it does seem that the 285M are weaker in synthetic benchmark but they do seem to be faster in some games as per Lozz bench...
The $50 premium is still not justified. The nvidia cards should be cheaper than the 5870...
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cookinwitdiesel Retired Bencher
Like I said, get them if you play one of the few games that lacks ATI driver support, otherwise they will not be worth it.
I just do not think the cards deserved the hype they received here is all...they are nothing new at all and bring nothing impressive to the table -
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cookinwitdiesel Retired Bencher
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edit;
here's a 5min furmark run
72C, I'll do the full postfx extreme burn shabang after I get back from the store.Attached Files:
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cookinwitdiesel Retired Bencher
And thanks to dell..."if it costs more it must be better!"
lol -
I think the next big hype will be the 6870 which may come sooner than some people might expect.... -
cookinwitdiesel Retired Bencher
I am just not holding my breath, the 5870s are not even mature yet. If they do a 256-bit GDDR5 card I will be truly impressed, the 5870m was just too much of a compromise to make a laptop part (something nvidia would do)
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well rumor say the desktop part that should correspond to m6870 is a 256 gddr5 card and i suspect the laptop variant to be in the performance range of a deskto 5830
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cookinwitdiesel Retired Bencher
That would mean all they are really doing is making the 5870m a 256 bit bus....that is all that is keeping it from 5830 performance
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then it might be even faster as for now what is expected is a a bit downclocked bart to be ported to mobility as m6870
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Lozz, can you see how BC2 and the new Medal of Honor play on your laptop if you have the games? Thanks!
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I'm begining to believe 258's are unstable, I first had a total loss of screen power, and about 10 minuites ago I had a random total system freeze. I know R1 people have had the same problem and that there was a thread where someone suggested getting drivers from some mobile website that alters the nvidia mobile reference drivers, but I'll have to look for it later. -
cookinwitdiesel Retired Bencher
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The performance of GTX 285's seems to be good to me, i really don't care about benchmarks, i mean you really don't play any benchmarks, they are actually bored, always the same.... In games NVIDIA is always better, if don't just try to play Batman Arkham Asylum w/ PhysX at high, or Mirror's Edge, Dark Void... Try to use some softwares that use the CUDA and get huge performance improvement, ok you can't with AMD's. I am just saying that benchmarks is only a small part of what a video card is, and ok, this part means just a number to me, it doesn't give any fun.
So go GTX 285M !! -
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cookinwitdiesel Retired Bencher
Obviously games that leverage PhysX will do better with the GTX 285's.....most games do not though
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cookinwitdiesel Retired Bencher
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the3vilGenius 3vil knows no fear
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cookinwitdiesel Retired Bencher
I still enjoy benchmarking and am no longer current gen tech. I game too.....I am finally starting to game more than bench again....first time in a while lol (during school I gamed, breaks I benched - now I am graduated though so actually choose....)
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Damn so it looks like these 285's are a fail. IMO the best and most stable M17x ever released was the 4870m Crossfire configuration. Once the initial bios hiccup was fixed, they remained rock stable and able to take any reference driver without issue. The 5870s are almost as good now with the new vbios + drivers but they will again become problematic when the Catalyst code base changes. Personally, if someone wants an M17x that's 100% stable, I'd recommend the 4870m Crossfire configuration and it performs only 10-15% less than the 5870s which is negligible in terms of in game FPS. -
cookinwitdiesel Retired Bencher
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cookinwitdiesel Retired Bencher
reference driver compatibility has been great for me with the 4870s and the GTX 280m's.....
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like this
http://forum.notebookreview.com/alienware-m17x/524462-suffer-sli-low-performance-issue.html
and this, granted.. he's using beta mobility drivers for whatever reason..
http://forum.notebookreview.com/alienware-m17x/524025-just-about-had-nvidia-drivers-2.html
I'll try a few more reference drivers before I'll say whether they're another 5870 case but that won't be for a while. -
cookinwitdiesel Retired Bencher
Well up to February when I got the 4870s the GTX 280m had no issues
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nvidia refernce drivers are definitally not stable in the r2, infact, the only one that even recognizes the graphics cards are the latest whql's.
also found out why 285's run so cool, Dell seems to have fixed the R2 HSF. There are gap pads on all the moffsets, and the power regulator chips as well, where as the 280M's only had it on the power regulators on the right side of the card. The 285's are packed with gap pads, and with the shim the hsf is nice and level with the card. I'll nab the size of the fat pieces later, the ram pads look like the normal 1.0mm stuff.
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Had I have knowna bout these GTX 285m's coming out, I wouldn't have got the 5870m's because:
- Screen scaling issues with Ext Monitors
- Nothing exclusive like PhyX
- Never had it good with ATI
My first and currently, only nVidia card was the 9600GT. That was a beautiful piece of hardware.
Also what temps do these 285's get? -
edit; off the nztx produced nearly identical results, the secondary card managed to eek up another 4-5c, but nothing special. So in closing, they run essentially as well, and probally a bit cooler on stock hsf's compared to 5870s. -
cookinwitdiesel Retired Bencher
So they are only a little warmer than my 4870s, that is not bad at all
With FurMark My cards hit 68c -
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cookinwitdiesel Retired Bencher
.25"=6.35mm
That is indeed thick thermal pad.....there are similar thick pads on my GTX 280m's but I do wonder how much they actually help it at all
The main things are the RAM and GPU itself -
might have just enough ek water block material and AS5 left to do both cards tomorrow, we'll see. going to nab a killawatt tomrrow at the least though.
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cookinwitdiesel Retired Bencher
I need to do the cooling mods for my GTX 280m's
I want to finish up with the 4870s first. Still need to work on a couple benches before making the swap (and been benching less than I used to so going slow) -
gpu-z is telling me 1.01V 3d clocks and .85V idle. -
cookinwitdiesel Retired Bencher
I believe they were 1.0V stock. The vbios would allow upto 1.03V without being modified. That is why I was amazed to see that the 4870s were 1.1V stock lol
I took my GTX 280m's as high as 1.12V trying to get the most out of them that I could. It sounds like nvidia bumps the vcore up by .01V to keep stability over the GTX 280m speeds -
Regarding Crysis benchmark tool, could you try it with 197.84 dell drivers (the most stable at the moment), with all settings on high on 1920x1200, with dx10, 3loops,
cheers -
There was acutally a 1.0mm pad on the biggest moffset, so I applied one there too, in the pictures I had already removed the dell gap pad on it already however. There are a total of 3 different sized pads, but thankfully they had enough 'spring' that they're re-useable. I may still change them If I can find something that's cheap enough.
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Bear in mind, this is with the 45W 740 CPU, everything at stock clocks, and the 940XM is a 55W CPU when it's turbo boosting as Intel wants it to (but as we know, it doesn't in the M17X R2
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idle, sitting @ the desktop after 2-3minuites, this value fluxuated ~ 5W, peaking @ 70W or so
Full CPU load- surprisingly, the 740 hit it's 45W TDP value right on the mark, this was done running 8 threads in prime 95, on the in-place larget FFT's setting. This didn't really fluxuate very much, maybe 1-2W
Next, using furmark I extracted the gpu loaded result, furmark uses a little bit of cpu power during this test, but the nvidia demo I was using used the same amount and couldn't load the gpu's as much as furmark would, so this is the highest result I could produce. This value flucuated ~ +/- 10W
Next, using furmark again, I ran 8 threads large FFT prime 95, again, this value flucuated by ~ 20W, however this is about as high as I could get it, remember, this isn't even with the XM processor, so we could add another 20W or so since it doesn't clock throttle when all 4 cores are in use, based on this score we can plainly see that some of the previous value has the CPU power in it
bottom line; GTX 285's are power hungy, but it would appear that they don't draw a whole lot more than what they're ratted for; 150W. Obvisully though, either the flextronics 240W is very much under-ratted or I'll be going through 1 every 6 months or so.
I'm going to go try to nab some crysis numbers and monitor the meter to see what average gaming should produce. -
cookinwitdiesel Retired Bencher
Also give the OCCT Power Supply test a go and compare it to the furmark/prime95 ones
Aren't kill-a-watt meters fun?!
lol -
here's the crysis run as promised
Attached Files:
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cookinwitdiesel Retired Bencher
Can you do Crysis again with very high?
I can compare to my 4870s then
http://i50.tinypic.com/2qd8j1y.jpg -
sure thing, heres the killawat on crysis, 199 was the highest spike, it usually hovered around 185-190
OCCT3.0 was interesting, this was on the power supply test, it would peak to 270-280, and then dip back to 180.. 280W was the highest spike I monitored, or dared to monitor rather.
here's you screenie scookAttached Files:
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Here it is, GTX 285M SLI benchmarks
Discussion in 'Alienware 17 and M17x' started by Lozz, Oct 11, 2010.