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JouMxyzptlk

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About JouMxyzptlk

  • Birthday 02/18/1974

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    http://joumxyzptlk.de

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  • Occupation
    Networking, Servers, Serverfarms, Clustering

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  1. JouMxyzptlk - 4K HD, Ultra HD, 6K HD HighRes game videos and panoramas then in the upper right "HowTo". You cannot downsample 3840x2160 to 1920x1080 with 120 Hz resolution because the pixel clock cannot go that high. But it may work with 2880x1620 or 2560x1440 120 Hz, with or without the pixel clock BIOS hack is something you may have to try, I don't have a 120 Hz screen here.
  2. Try the DOS version again, use Freedos to create a bootdisk or bootabke USB stick for you. The reason is simple: Flashing under a multitasking environment is dangerous, I killed my Nvidia 7950GX2 that way. It may work 100 times, and it won't the 101'th time. With DOS nvflash it is impossible to have any multitasking program interfere, by design.
  3. After I registered (any payed to Techinferno, not a good method) and got the svl7 SC-Bios and checked: It changes the clock speed of the pixel chip, ups it by 60% to 70% (power state dependend). It makes it easier to get to Ultra HD downsample to 1920x1080 with 60 Hz, but it is also possible without pixel chip overclocking. As for your thing: If your monitor cannot do Ultra HD with 60 Hz, you won't get past the HDMI 1.4 limitation, In fact: HDMI 2.0 does not force a higher data rate on the cable, it allows cheating by lowering the color information detail to make that data still fit into the maximum data rate which is used by HDMI 1.4. Only DisplayPort allows "true" Ultra HD with 60 Hz. I replicated the pixel chip overclock settings settings to my EVGA GTX Titan SC, and it worked, but with side effects: 1: It causes a green screen with "Windows reseted the nvidia driver" from time to time since not all display chips like that overclocking. 2: MANY of my other resolutions didn't work any more, and I am up to 6K with the default 540MHz / 648 MHz on the pixel chip. 3: The svl7 timings for other overclocking setting are way to aggressive when being replicated to the EVGA GTX Titan SC, so I had to tame them a bit to stay stable, and I didn't kill the power management. it may have worked with HIS hard, but not with mine. 4: When trying less aggressive timings on the pixel clock to avoid the green screen problem I noticed that my other downsample resolutions were even more out of whack. As for Ultra HD with 60 Hz: Check my homepage, section "HowTo". I made all my timings public quite a while ago, allowing me to do Ultra HD with 60 Hz as downsample over HDMI 1.4, and 3840x2400 with 60 Hz downsample to 1920x1200 over HDMI too. Maybe these work for your card too, without the need to hack around the BIOS.
  4. That won't make much difference anyway, except for benchmarking. From single channel to dual is a big step (> 30%) when doing video encoding, from dual to triple is a small step (< 5%), and from triple to quad only shows on memory benchmarks.
  5. @svl7 : As far as I can see the only difference between DS and non DS ROM is the pixel clock. I tried that, but couldn't get more downsampling than I already have with the stock ROM. Are there any additional tweaks required? A funny effect (either with original or pixel-clock hacked ROM) is that when trying 6400x3600 32 Bit I get a desktop of 640x480, and the box says "test OK, keep resolution? Yes/No"
  6. Dear svl7, this is the EVGA GTX Titan Superclocked BIOS.. You should already have it since your "oc edition v02 for SC" is based on it. I don't request overclocking, I only request moar downsampling, I am currently limited to 3840x2160 60 Hz or 3840x2400 60 Hz, and beyond that to 30 Hz or 24 Hz, maxing out at 5760x3600 24 Hz downsampled to 1920x1200 and 6384x3584 24Hz downsampled to 1280x720. If higher resolutions at 24Hz would work that would be enough, more would be better of course. The "run windowed" trick does not work on everything, My "run windowed" record is 10K 10752x6048 (with AA still active) http://joumxyzptlk.de/pics/normal/tomb_raider_2013/Tomb_Raider_2013_10K_(10752x6048)_screen-shot_at_Broken_Tunnel.jpg - though if I could run that resolution (or at least 8000x4500) as downsample that would be nice. PayPal payment confirmation Number is 1M556071B95319521 for your beer and I-R2NFY0P7BNWS for techinferno - if you need a bit moar personal beer say . evga-gtx-titan-sc-original.zip
  7. I am running a i7-4960X on ASRock X79 Pro, got it right when it came out to replace my [email protected] GHz. I calculated at least 50% speed increase with overclocking against my "old" CPU for my Ultra HD game video encoding. I ended up with a solid 4.554 GHz overclock and (a bit over) 60% speed increase. RAM's are Crucial Ballistics 32 GB Kit (the compact non-showy one's) running at 1866 with 8/8/8/24 timing at 1.55 V, Sisoft measured 49 GB/s RAM speed. Getting to 4.6 and 4.7 GHz is possible, but the heat is uncontrollable depending on the job, the Noctua NH-D14 cannot get the 150 to 180 watts of the CPU when doing video encoding, letting it go over 80°C way too fast (i.e. less than 5 seconds). 4.8 is unstable no matter what I do
  8. Yes, keep the 2500K, I overclocked my 2600K to 4.8 GHz on air cooling. The i7-4th generations are about 15% faster than Sandy Bridge while being less easy to overclock. The reason is that Sandy Bridge use metal alloy for the heat spreader, transferring heat better. I only switched to 4960X since I calculated a speed increase for Ultra HD video encoding, i.e. 6 hours instead of 9 hours. With an OC of 4.55 GHz I get 60% more speed than the i7-2600K @ 4.8 GHz. Same speedup with panorama rendering. But that's it, the rest is not so much faster than you may hope.
  9. GTX 690 is not a "big enough" stop to make it worth the money. For now I'd recommend 780 TI, but only if you don't specifically tune your games with higher resolution textures. The Titan offers more VRAM, allowing higher AA in Ultra HD an beyond. The performance advantage of Titan vs 780 only shows when artificially provoking it, else the 780 TI is faster, especially in FullHD.
  10. As long as they are identical it doesn't matter. If they are not identical better stick to reference, different card speeds and SLI can get some funny effects, microstutter are more difficult to control.
  11. I had a GTX 680 and got the Titan right away when it came out 'cause of the 6 GB VRAM. It allowed me to run 3DMark Fire Strike in 6K. SOOO if you are only "Ultra HD", sell. For 4K HD: Borderline, depends on the game. If you use mods fore higher texture resolutions: Get a second Titan.
  12. I run the GTX Titan with stock BIOS and downsampling of 6K as maximum, tough with sick timing setting, i.e. the 6K is downsampled to 1280x720 24 Hz. I created those 3dmark 6K 60 fps movies that way... So naturally I am interested in getting more downsample, but the DL links don't work _yet_ . My current downsample limits with EVGA Titan SC stock BIOS (list limited to the interesting ones, many in between left out): 3840x2160 -> 1920x1080 60 Hz <- This is how I recorded most of my videos 3840x2400 -> 1920x1200 60 Hz 4928x3080 -> 1920x1200 30 Hz 5760x3600 -> 1920x1200 24 Hz 6144x3840 -> 1280x800 24 Hz 6384x3584 -> 1280x720 24 Hz 7680x2880 -> 1280x720 15 Hz 6656x3744 -> 1024x576 24 Hz, 16 Bit colors only Buggy: 8192x2400 -> 1920x1200 24 Hz, only the left quarter of the screen is actually displayed. So while overclocking is part of my interest, my major interest is what is modified in the original BIOS to get more downsampling? I prefer changing my BIOS instead of using a completely different one..
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