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GTX780 Overclocking

How does this look to you guys? I have a Palit GTX780, the Jetstream one. For some reason I couldn't really hear any noise even though the fan was about 70%. What do you think? Should I try hit 1300? 

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Have you messed with voltages? I'd say keep OC'ing til it crashes in benchmarks/games, then find the most stable clocks.

 

The average I've seen for 780's is like ~1150-1240 ish.  Some people get lucky though :P

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Have you messed with voltages? I'd say keep OC'ing til it crashes in benchmarks/games, then find the most stable clocks.

 

The average I've seen for 780's is like ~1150-1240 ish.  Some people get lucky though :P

I didn't touch the voltages at all. Now that I have overclocked it, the idle temps have raised by 5-6 degrees, is that normal even though it's idle? 

SuperNova: CPU: Intel Core i5 4670k @4.6 GPU: Sapphire R290 Tri-x @1200, @1350, MOBO: MSI Z87 G45 Gaming, RAM: 16Gb HyperX Fury White @1866, PSU: CORSAIR TX750M, CASE: Arc Midi R2, SSD: Kingston 120gb SSD, 
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I didn't touch the voltages at all. Now that I have overclocked it, the idle temps have raised by 5-6 degrees, is that normal even though it's idle? 

 

 

Yeah that's normal with just about 99% of overclocking.

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Yeah that's normal with just about 99% of overclocking.

The temps are a bit weird though, since I set the max value at 80 degrees. I use the Evga Precision software. 

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The temps are a bit weird though, since I set the max value at 80 degrees. I use the Evga Precision software. 

 

 

The whole "GPU Boost" thing is kinda iffy.  It seems to me like whatever you tell it to make the temp target, no matter what it starts to "boost-less" closer to 80C, then to what you set it at (even if it's at 95 c)

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The whole "GPU Boost" thing is kinda iffy.  It seems to me like whatever you tell it to make the temp target, no matter what it starts to "boost-less" closer to 80C, then to what you set it at (even if it's at 95 c)

Oh ok. Since I have 750D I was thinking about getting a 2nd 780 and watercool only them, because my cpu is already under water. I think that the palit cards use a reference pcb, so I should be able to use the stock Evga waterblocks. So you think it's worth putting 2 780s under water? 

SuperNova: CPU: Intel Core i5 4670k @4.6 GPU: Sapphire R290 Tri-x @1200, @1350, MOBO: MSI Z87 G45 Gaming, RAM: 16Gb HyperX Fury White @1866, PSU: CORSAIR TX750M, CASE: Arc Midi R2, SSD: Kingston 120gb SSD, 
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Oh ok. Since I have 750D I was thinking about getting a 2nd 780 and watercool only them, because my cpu is already under water. I think that the palit cards use a reference pcb, so I should be able to use the stock Evga waterblocks. So you think it's worth putting 2 780s under water? 

 

I have my 2 780's under water, it's amazing :)

 

Performance wise you won't see a big difference unless you're prepared to flash the bios.   Most air coolers can "almost" max out a card's overclock at the default voltages.

 

Expect to see maybe.. 100-200 extra MHZ on the memory, and  20-30 on the core.  If you flash the bios, expect 50-100 extra on the core. 

You don't really need to do anything extreme with 2x 780's, as you're gonna be so far above 60 FPS at anything you do already it won't be a big deal.

 

I had 1.325v, 130% power slider bios for awhile, it was fun for benchmarking etc, but totally un-needed.  Had my cards at 1306-1320 on the core, and 7600 on the memory, was pretty fun, but like I said before: completely unnecessary. 

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I have my 2 780's under water, it's amazing :)

 

Performance wise you won't see a big difference unless you're prepared to flash the bios.   Most air coolers can "almost" max out a card's overclock at the default voltages.

 

Expect to see maybe.. 100-200 extra MHZ on the memory, and  20-30 on the core.  If you flash the bios, expect 50-100 extra on the core. 

You don't really need to do anything extreme with 2x 780's, as you're gonna be so far above 60 FPS at anything you do already it won't be a big deal.

 

I had 1.325v, 130% power slider bios for awhile, it was fun for benchmarking etc, but totally un-needed.  Had my cards at 1306-1320 on the core, and 7600 on the memory, was pretty fun, but like I said before: completely unnecessary. 

I get you. I probably won't be able to run 2 780, since my psu is only 750.

SuperNova: CPU: Intel Core i5 4670k @4.6 GPU: Sapphire R290 Tri-x @1200, @1350, MOBO: MSI Z87 G45 Gaming, RAM: 16Gb HyperX Fury White @1866, PSU: CORSAIR TX750M, CASE: Arc Midi R2, SSD: Kingston 120gb SSD, 
COOLING:
H100i w/ 2x Nb eLoop 800rpm

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I get you. I probably won't be able to run 2 780, since my psu is only 750.

 

You can easily, they'll never be used at 100% in a game, since no game will utilize them that much at once.  You can expect maybe 200 watt usage from each one, than ~100-150 for your CPU since it's overclocked.

 

Unless you decide to get into serious OC'ing with them, (1.3v+) you won't have an issue.

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FireStrike 980 ti @ 1800 Mhz http://hwbot.org/submission/3183338 http://www.3dmark.com/3dm/11574089

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You can easily, they'll never be used at 100% in a game, since no game will utilize them that much at once.  You can expect maybe 200 watt usage from each one, than ~100-150 for your CPU since it's overclocked.

 

Unless you decide to get into serious OC'ing with them, (1.3v+) you won't have an issue.

 

I decided to benchmark Bioshock Infinite and I think that the results are quite appealing. 

 

Per Scene Stats:
Scene Duration (seconds), Average FPS, Min FPS, Max FPS, Scene Name
32.41, 96.68, 12.00, 198.02, Welcome Center
7.08, 95.24, 17.22, 136.84, Scene Change: Disregard Performance In This Section
21.67, 128.09, 15.65, 192.87, Town Center
8.06, 121.90, 59.33, 183.49, Raffle
9.56, 192.29, 28.98, 262.64, Monument Island
3.01, 212.98, 181.54, 239.29, Benchmark Finished: Disregard Performance In This Section
81.79, 122.90, 12.00, 262.64, Overall

The gpu didn't go over 67 degrees and 57% fan speed, but it still reached 1228.1 MHz. The images I posted before were from BF4 ultra.

SuperNova: CPU: Intel Core i5 4670k @4.6 GPU: Sapphire R290 Tri-x @1200, @1350, MOBO: MSI Z87 G45 Gaming, RAM: 16Gb HyperX Fury White @1866, PSU: CORSAIR TX750M, CASE: Arc Midi R2, SSD: Kingston 120gb SSD, 
COOLING:
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snip

 

I may try that benchmark too, how do I get to it again? I can't remember for the life of me. Is it built into bioshock infinite?

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Yeah, it's called Bioshock Infinite benchmarking utility and it's built into the game. 

SuperNova: CPU: Intel Core i5 4670k @4.6 GPU: Sapphire R290 Tri-x @1200, @1350, MOBO: MSI Z87 G45 Gaming, RAM: 16Gb HyperX Fury White @1866, PSU: CORSAIR TX750M, CASE: Arc Midi R2, SSD: Kingston 120gb SSD, 
COOLING:
H100i w/ 2x Nb eLoop 800rpm

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Is it stable? Looks like a great OC to me, especially since you didn't touch the voltages. I would try to see how far you can take your memory as well, since it will make a difference. 

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Is it stable? Looks like a great OC to me, especially since you didn't touch the voltages. I would try to see how far you can take your memory as well, since it will make a difference. 

I let it run for over 1 hour and it didn't crash and I didn't see any artifacts.

How much do you reckon should I try to increase the memory? 

SuperNova: CPU: Intel Core i5 4670k @4.6 GPU: Sapphire R290 Tri-x @1200, @1350, MOBO: MSI Z87 G45 Gaming, RAM: 16Gb HyperX Fury White @1866, PSU: CORSAIR TX750M, CASE: Arc Midi R2, SSD: Kingston 120gb SSD, 
COOLING:
H100i w/ 2x Nb eLoop 800rpm

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I let it run for over 1 hour and it didn't crash and I didn't see any artifacts.

How much do you reckon should I try to increase the memory? 

 

I had some goofing around benchmarking earlier,

 

(the voltage and TDP are wrong)   The voltage is actually 1.319v 

 

 

 

I managed to get all the way to +750 mhz mem, got a 73k score on 3d mark vantage performance :o

 

7ENXw.png

Stuff:  i7 7700k @ (dat nibba succ) | ASRock Z170M OC Formula | G.Skill TridentZ 3600 c16 | EKWB 1080 @ 2100 mhz  |  Acer X34 Predator | R4 | EVGA 1000 P2 | 1080mm Radiator Custom Loop | HD800 + Audio-GD NFB-11 | 850 Evo 1TB | 840 Pro 256GB | 3TB WD Blue | 2TB Barracuda

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FireStrike 980 ti @ 1800 Mhz http://hwbot.org/submission/3183338 http://www.3dmark.com/3dm/11574089

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I had some goofing around benchmarking earlier,

 

(the voltage and TDP are wrong)   The voltage is actually 1.319v 

 

 

 

I managed to get all the way to +750 mhz mem, got a 73k score on 3d mark vantage performance :o

 

7ENXw.png

Holy...Water cooling does wonders

SuperNova: CPU: Intel Core i5 4670k @4.6 GPU: Sapphire R290 Tri-x @1200, @1350, MOBO: MSI Z87 G45 Gaming, RAM: 16Gb HyperX Fury White @1866, PSU: CORSAIR TX750M, CASE: Arc Midi R2, SSD: Kingston 120gb SSD, 
COOLING:
H100i w/ 2x Nb eLoop 800rpm

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Holy...Water cooling does wonders

 

It's like 18c in my room though, so ~38-42c is more realistic temps. (Keep in mind this was at full fan speed + pump speed) 

 

Normally I leave the fans at 40-60% and the pump at the lowest setting though, which leaves the GPU's at like.. 45-50 ish.

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FireStrike 980 ti @ 1800 Mhz http://hwbot.org/submission/3183338 http://www.3dmark.com/3dm/11574089

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It's like 18c in my room though, so ~38-42c is more realistic temps. (Keep in mind this was at full fan speed + pump speed) 

 

Normally I leave the fans at 40-60% and the pump at the lowest setting though, which leaves the GPU's at like.. 45-50 ish.

Oh well, that's still really good. It's 24 in my room and  the gpu is idleing at 31. 

SuperNova: CPU: Intel Core i5 4670k @4.6 GPU: Sapphire R290 Tri-x @1200, @1350, MOBO: MSI Z87 G45 Gaming, RAM: 16Gb HyperX Fury White @1866, PSU: CORSAIR TX750M, CASE: Arc Midi R2, SSD: Kingston 120gb SSD, 
COOLING:
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Oh well, that's still really good. It's 24 in my room and  the gpu is idleing at 31. 

 

Once I get 8 more gentle typhoons to push/pull the bottom rad, I think temps will be 40-45 with the speeds at 40% instead of ~60% I hope, plus it'll get rid of the 4 nf-f12 ugly things I have on my bottom radiator lol :D

Stuff:  i7 7700k @ (dat nibba succ) | ASRock Z170M OC Formula | G.Skill TridentZ 3600 c16 | EKWB 1080 @ 2100 mhz  |  Acer X34 Predator | R4 | EVGA 1000 P2 | 1080mm Radiator Custom Loop | HD800 + Audio-GD NFB-11 | 850 Evo 1TB | 840 Pro 256GB | 3TB WD Blue | 2TB Barracuda

Hwbot: http://hwbot.org/user/lays/ 

FireStrike 980 ti @ 1800 Mhz http://hwbot.org/submission/3183338 http://www.3dmark.com/3dm/11574089

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