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Amazing Heaven Benchmark results on G750JZ - Extreme overclocking!

navis995
Level 11
I think I pretty much reached the best possible OC there is with 880M on G750JZ.

The results:
46907

I don't think I've seen better results.
Asus Rog G750JZ
Screen: 1920x1080 17.3'
CPU: Intel® Core™ i7-4700HQ (3.4Ghz @ -70mV)
GPU: GeForce GTX 880M 4GB (OC +125Mhz Core, +600Mhz Memory @ 1.062V)
RAM: Samsung 32GB 1600MHz
Storage #1: Samsung Evo 840 250GB
Storage #2: Samsung Evo 850 500GB
Storage #3: Seagate Barracuda 2TB
Storage #4: Samsung Evo 128GB MicroSD
7,225 Views
12 REPLIES 12

beatc
Level 7
Nice results you got there. This proves that 880m still rocks like a beast.

Definitely. I get better results that 970M on any game and overall around 10 FPS improvement over stock clocks, which is IMO freaking nice.
Asus Rog G750JZ
Screen: 1920x1080 17.3'
CPU: Intel® Core™ i7-4700HQ (3.4Ghz @ -70mV)
GPU: GeForce GTX 880M 4GB (OC +125Mhz Core, +600Mhz Memory @ 1.062V)
RAM: Samsung 32GB 1600MHz
Storage #1: Samsung Evo 840 250GB
Storage #2: Samsung Evo 850 500GB
Storage #3: Seagate Barracuda 2TB
Storage #4: Samsung Evo 128GB MicroSD

hmscott
Level 12
Nice run navis995!!

The G750JH hangs in there with a 780m OC at 932/6250, +135 / +625 🙂

46930

What do the 970m/980m's get?

hmscott wrote:
What do the 970m/980m's get?


Before OC

47121

After OC (+75Mhz core clock & +250Mhz mem; Note that I still had room of +60 more core clock, but didn't wanna try anything crazy at this time :)). Also, the temperatures were around 66'C, and the fps on Far Cry 4 (Ultra settings) got bumped up from ~50 to ~56, which is not bad at all.

47122

SDEagle wrote:
Before OC

After OC (+75Mhz core clock & +250Mhz mem; Note that I still had room of +60 more core clock, but didn't wanna try anything crazy at this time :)). Also, the temperatures were around 66'C, and the fps on Far Cry 4 (Ultra settings) got bumped up from ~50 to ~56, which is not bad at all.



SDEagle, very nice 🙂

You know the +135 gpu clock OC limit has been a standard for a long time, you should try it. Most/all previous Nvidia GTXxxM cards are stable at +135, then only "tuning" for performance improvement that we do is tweak up the memory clock until it becomes unstable, then back off 100-250 to get a stable memory OC

You won't hurt it running / testing, watch the temp and if you crash, reboot and back off the memory frequency a little and try again. Just make sure you aren't doing important work while OC tuning 🙂

Thanks for posting the results !

hmscott wrote:
tweak up the memory clock until it becomes unstable, then back off 100-250 to get a stable memory OC


Thanks for the support, hmscott!

Based on your experience, what memory clock would you recommend to go up to, for the core-clock increase of +135Mhz, before it's unstable? Any idea?

Thanks again!

Try and do as I did. +100 on core and +500 on memory.
Asus Rog G750JZ
Screen: 1920x1080 17.3'
CPU: Intel® Core™ i7-4700HQ (3.4Ghz @ -70mV)
GPU: GeForce GTX 880M 4GB (OC +125Mhz Core, +600Mhz Memory @ 1.062V)
RAM: Samsung 32GB 1600MHz
Storage #1: Samsung Evo 840 250GB
Storage #2: Samsung Evo 850 500GB
Storage #3: Seagate Barracuda 2TB
Storage #4: Samsung Evo 128GB MicroSD

SDEagle wrote:
Thanks for the support, hmscott!
Based on your experience, what memory clock would you recommend to go up to, for the core-clock increase of +135Mhz, before it's unstable? Any idea?
Thanks again!


TulnukaWara wrote:
Hi, i got around 750 points with my 870m original clocks. Do you know how much oc could i use with this card?. I dont know what numbers to use there.
Thanks!



SDEagle/TulnukaWara, in my experience with OC'ing Nvidia, but not having experience directly with the 970m/870m, I would google for others experience - maybe check youtube for videos of 970m OC'ing to get an idea of what others are seeing first.

If no references were available, given previous experience, I would start by OC'ing 1 setting first, the GPU frequency, and try +135 as that is the normal limit set in the vBIOS for OC'ing the GPU clock.

If the tools for OC'ing allow +135, then that is a good sign 🙂

When the GPU frequency setting is stable then I would work on the memory frequency. Given previous experience, last on the G750JH/780m, and my OC settings of 932/6250 - +135 / +625, I would start at +400 for memory and see if that is stable.

Getting a stable memory frequency takes a little time the first time, if you have no outside references. But it is a simple method. Try changes of +100 starting from stock, and keep going up by +100 until unstable - Nvidia driver crashes or display gets squirrely with horizontal lines or sparkles. Then back off by 1/2 or 50mhz and try again, if stable go up by 1/2 or 25mhz and see if that is stable, etc.

It's not hard, you just need to try increasing/decreasing till stable at idle, then run a stress test like Furmark or Unigine Heaven and make sure it stays stable - then back off or increase another increment.

And, don't forget to post your results, original stock frequencies then + values and final frequencies. I looked for some here, but didn't really find any to recommend. I did find this early post for MSI, and the number should be usable as a base.

For the 970m read the paragraph between the table and the result image. +135 GPU clock and 6000mhz memory - another says 5800 memory, so those are good targets 🙂
http://forums.hardwarezone.com.sg/89687022-post15.html

Good luck, and don't forget to post your OC numbers and benchmark results here, and here for the 970m/980m

Got your new G751JY G751JT G751JM ? Post your review, temps, benchmark results!
http://rog.asus.com/forum/showthread.php?52467-Got-your-new-G751JY-G751JT-G751JM-Post-your-review-te...

TulnukaWara, I didn't see any good 870m numbers here as the Asus GPU Tweak for Laptops doesn't support direct +frequency settings, only the non-Optimus Asus GPU Tweak for Graphics cards works with the non-Optimus G751JT/JY and G750JW/JX/JH

But for the 870m you can use MSI Afterburner and give +frequency settings there. I would do as above without reference of others, +135 GPU first, then scale up the memory frequency by +100 increments until unstable, and then backoff by 50 and up by 25 at a time - be patient, it takes time.

And, please post your results here 🙂

Here is where to get the Asus Tweak tools, and MSI Afterburner:

Asus GPU Tweak for Laptops vs Asus GPU Tweak for Graphics Cards
https://rog.asus.com/forum/showthread.php?45644-Asus-GPU-Tweak-for-Laptops-vs-Asus-GPU-Tweak-for-Gra...

MSI Afterburner, old and new (Some like the old interface better)

MSI Afterburner 4.0.1 - new
http://event.msi.com/vga/afterburner/download.htm

MSI Afterburner 3.0.1 - old
http://downloads.tomsguide.com/Msi-afterburner,0301-47353.html

mihaimoga
Level 9
@navis995 hey, can u tell us how u manage to overclock it so good? what driver do u use, what is the program that u use to overclock it, what are the exact setiings, can this settings be used in daily gaming like 3-4 hours of gaming? when people post threads like this, more and detailed informations are very welcomed. ty!