G-Sync
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Interinactive
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PostPosted: Fri, 17th Apr 2015 05:46    Post subject: G-Sync
Reading the GTAV thread on NeoDERP I read more than one comment about how amazomg this is and how frame dips don't feel like dips. Does anyone have any actual experience with one of these? Is it as great as it claims to be? If so then it seems like the next logical upgrade.

My next question is how does it work at 144hz? Technically, if you can't achieve a high frame rate, G-sync kicks in, so for most games, especially at 1440p, G-sync is going to be working most of the time right?

Then comes the next issue; TN shit. This one seems relatively well priced (for AU):

http://www.pccasegear.com/index.php?main_page=product_info&cPath=558_1094&products_id=28275

Except for the fact that colours are more than likely going to be crap - though, as it will be a monitor only for gaming (and I will still have another good IPS one), it's not the biggest issue. Are there any other decent ones out there?

I'm in no rush, but from what I've been reading over the past few days it sounds nice
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Shocktrooper




Posts: 4584

PostPosted: Fri, 17th Apr 2015 08:20    Post subject:
The only 144hz non-TN panels with G-sync are the 1440p Acer XB270HU (IPS-type) and an upcoming 35'' 144hz curved VA Panel with 2560x1080 resolution
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Interinactive
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PostPosted: Sun, 19th Apr 2015 05:53    Post subject:
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Last edited by Interinactive on Tue, 5th Oct 2021 00:58; edited 1 time in total
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Shocktrooper




Posts: 4584

PostPosted: Sun, 19th Apr 2015 06:40    Post subject:
There are long threads on hardforum and overclockers.net, review on tftcentral and sweclockers
The Acer XB270HU's all have some orangey IPS glow in the bottom right corner and about a third of them has dead/stuck pixel issues, other than that they are very good, especially response-time wise.
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Werelds
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PostPosted: Sun, 19th Apr 2015 11:44    Post subject:
Interinactive wrote:
The Acer one sounds much better, I think I might go for that when it's available here.

Nobody has any hands on experience with these?

I do, with the Swift. It does work. It's no substitute for actually getting more FPS, but the variable refresh does make the image appear a lot smoother.

Just keep in mind that you're locked to Nvidia with that thing. I still don't see them sticking to their module as it is now, more and more manufacturers are doing Adaptive Sync. LG, Nixeus, Samsung are all on AS; BenQ from what I hear is not going to do another G-Sync monitor. Dell and Eizo are both testing AS. And at least Eizo has flat-out rejected G-Sync. As long as Nvidia require their module to be built into the monitor, they will not implement it.

Even if you have no intention of buying an AMD GPU, the Nvidia lock-in is dangerous, because that will mean that you're also subject to what Nvidia see fit in terms of support and it's still Nvidia we're talking about. If they decide that they don't want to support the next module with current GPUs, you're fucked.
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rgb#000
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PostPosted: Sun, 19th Apr 2015 12:10    Post subject:
oh great, more anti-nvidia paranoia and fear mongering. and how is freesync any different? you get locked in with AMD (as nvidia might never support it and intel is irrelevant in high end gpu market).

seriously, warelds, please tell me why did you have to bring your AMD bullshit to Gsync thread started by a person who owns 2 high end Nvidia cards already... you are an interesting specimen, werelds. if i recall correctly you own nvidia card but you hate nvidia with passion and promote amd every chance you get Rolling Eyes
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Werelds
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PostPosted: Sun, 19th Apr 2015 12:41    Post subject:
rgb#000 wrote:
oh great, more anti-nvidia paranoia and fear mongering. and how is freesync any different? you get locked in with AMD (as nvidia might never support it and intel is irrelevant in high end gpu market).

Here we go again, I'll explain it again. Once again, I'm talking about Adaptive Sync, not FreeSync. Learn to separate the two.

G-Sync:
- VRR protocol by Nvidia
- Requires Nvidia GPU that supports G-Sync
- Requires Nvidia G-Sync Module inside the monitor
- Said module sits in place of the usual scalers and thus conflicts with the hardware some manufacturers produce, forcing them to take a step back on their quality (which they won't)
- Said module is also more expensive than existing scalers, by far (about 3.5 times more expensive after the price drop, it used to be a factor of 9-12 depending on what kind of scaler you went with)

Adaptive Sync:
- VRR protocol by VESA (you know, the guys responsible for DisplayPort, EDID, DDC and pretty much all the shit almost every monitor supports nowadays)
- Requires any GPU and/or driver that supports the protocol
- Requires no fixed hardware inside the monitor
- The three biggest scaler manufacturers (the ones companies like Acer and ASUS use for their non-G-Sync monitors) already have scalers that support AS
- Absolutely no cost for the protocol itself whatsoever involved

FreeSync:
- AMD's implementation of the Adaptive Sync protocol
- Requires an AMD GPU (obviously)
- Requires a monitor with Adaptive Sync. Not FreeSync. Adaptive Sync.

Quote:
seriously, warelds

Seriously rgb, please tell me why you bring your false bullshit again?

I'm not promoting AMD. I'm promoting Adaptive Sync. There is a gigantic difference between them. And you should want Nvidia to support Adaptive Sync too, because that's the only way we'll get some truly high-end monitors with VRR. It is an almost free fucking win for Nvidia, because all they have to do is implement it in their driver. And that's trivial for them, since G-Sync most likely uses 80% of the same techniques that the Adaptive Sync protocol describes. There is absolutely no reason for them NOT to, other than extorting money out of us consumers for no good reason. Because their module, aside from the VRR implementation, is crap.
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rgb#000
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PostPosted: Sun, 19th Apr 2015 12:51    Post subject:
can you please stop your wordplay to make your arguments look more legit when they are not?

let's keep things simple here, shall we? nvidia = gsync. amd = freesync/adaptive sync. it doesn't really matter (at this point in time) that one is open and another is semi-closed technology.

it's interesting that you have experience with swift, yet you recommend a person to buy amd gpu and adaptive sync monitor (which at this point have ghosting issue), which you have no experience of.

you are like these politicians who force strict anti-weed laws but secretly smoke it. Laughing

but let's get back to topic. so the purpose of your post was to recommend to Interative to sell his SLI 980 setup, buy AMD graphics card and adaptive sync monitor....? because otherwise you were just trolling.
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Mister_s




Posts: 19863

PostPosted: Sun, 19th Apr 2015 12:59    Post subject:
I bought an Nvidia card, I also think Nvidia's insisence on using G-sync is retarded (royalties). I like the idea of Freesync/Adaptive Sync much more. Does that make me anti-Nvidia also? Nvidia produces great products, but if they were capable of it they'd make every piece of GPU tech require royalties/licensing.


Last edited by Mister_s on Sun, 19th Apr 2015 13:00; edited 1 time in total
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Werelds
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PostPosted: Sun, 19th Apr 2015 13:04    Post subject:
Hold on rgb, where exactly did I recommend buying a current AS monitor and/or an AMD GPU? I want some of what you're on. It's great how you always manage to avoid actually replying to my arguments, by just attempting to twist my words.

What I'm saying is that Interinactive should wait and see what happens in the market in the next few months. We have Computex coming up, the various conferences between July and September and then the new "release season" starting in September. There's only a handful of GS and AS monitors available right now and 99% of them are crap. The Swift, for a TN panel, is not bad - but it is bad for what it costs. Outside that sub-60 range, the Swift is no match for many much better quality monitors out there. And even there, a strobing monitor without V-Sync will have minimal tearing.

Money is not an issue for neither Interinactive nor myself, but right now both GS and AS are a crappy investment. And especially with Interinactive's setup, VRR at 1440p makes absolutely no fucking sense whatsoever.
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W123




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Location: USA
PostPosted: Thu, 30th Apr 2015 07:38    Post subject:
Got my Acer xb270hu today. Holy balls, havent had 120hz for 20 years, forgot how smooth it is. Gsync doesn't work when ULMB is enabled, so i choose gsync every time. Trying out Witcher 2 on ultra settings with gtx980 sli was just butter smooth. Fps ranges from about 90-110.
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zibztrollingme




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PostPosted: Thu, 30th Apr 2015 09:45    Post subject:
I'll be able to answer you these questions when amazon finally ships my damn acer.
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escalibur




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PostPosted: Thu, 30th Apr 2015 10:19    Post subject:
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paxsali
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PostPosted: Thu, 30th Apr 2015 11:33    Post subject:
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Last edited by paxsali on Thu, 4th Jul 2024 21:47; edited 1 time in total
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Nui
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PostPosted: Thu, 30th Apr 2015 12:00    Post subject:
W123 wrote:
Got my Acer xb270hu today. Holy balls, havent had 120hz for 20 years, forgot how smooth it is.

This may be a bit off-topic, but...
Do these monitors use inserted black frames for sharper motion depiction (strobing backlight, blinking backlight, etc).
Because displaying each frame long enough not only causes blur, but also a stutter effect. So I wonder how great the difference between 60fps and 120fps is if in both cases the monitor would only use ~1/120s time per frame, as opposed to using 1/60s and 1/120s respectively.

Im not gonna deny that 120 fps is better. In fact I've already seen gapths in moving objects at 60fps so I know for a fact its not optimal for my eyes.
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Werelds
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PostPosted: Thu, 30th Apr 2015 12:04    Post subject:
paxsali wrote:
Werelds wrote:
Adaptive Sync:
- Requires any GPU and/or driver that supports the protocol


What GPUs do support Adaptive Sync then?

Read already Pax Razz

Only AMD supports it at the moment, but given the fact that Nvidia only has 2 manufacturers left who back them and everyone else moving to AS and given how quickly they could get an AS implementation going, I just don't see them sticking to their guns. And as it stands, almost all GS and AS monitors are crap, so it's a waste of money either way.

Quote:
And it is the same quality as G-Sync? Which, I assume, is like having V-Sync ON albeit the lower-than-monitor-refresh-rate-ingame-fps-rate.

You completely misunderstood what VRR is. Your framerate isn't lower than refresh rate; the refresh rate is the frame rate (at least above/below the limits for a specific panel). It's similar to V-Sync in that there won't be any tearing, but that's about it.
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Shocktrooper




Posts: 4584

PostPosted: Thu, 30th Apr 2015 12:05    Post subject:
Nui wrote:
W123 wrote:
Got my Acer xb270hu today. Holy balls, havent had 120hz for 20 years, forgot how smooth it is.

This may be a bit off-topic, but...
Do these monitors use inserted black frames for sharper motion depiction (strobing backlight, blinking backlight, etc).
Because displaying each frame long enough not only causes blur, but also a stutter effect. So I wonder how great the difference between 60fps and 120fps is if in both cases the monitor would only use ~1/120s time per frame, as opposed to using 1/60s and 1/120s respectively.

Im not gonna deny that 120 fps is better. In fact I've already seen gapths in moving objects at 60fps so I know for a fact its not optimal for my eyes.


Yes the Acer has a strobing backlight but it only works at 85hz and 100hz and not at the same time as G-Sync.

http://www.blurbusters.com/wp-content/uploads/2014/03/motion_blur_from_persistence.png

Btw. the NDA on the 35'' VA is being lifted

http://www.overclock.net/t/1552453/various-acer-predator-z35-curved-35-va-g-sync-144hz-21-9-monitor
http://www.guru3d.com/news-story/benq-offers-35in-xr3501-curved-lcd-gaming-monitor.html

Looks like the BenQ comes without, the Acer will have G-Sync and FreeSync versions.
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zibztrollingme




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Location: RAR - Racist Against Russia. Apparently.
PostPosted: Fri, 8th May 2015 07:41    Post subject:
Oh boy, the Acer is coming tomorrow. I'm totally ready to blow my load all over it!
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zibztrollingme




Posts: 1526
Location: RAR - Racist Against Russia. Apparently.
PostPosted: Fri, 8th May 2015 22:01    Post subject:
So I think the GSync is phenomenal...

I just went from a Samsung 120hz monitor using Titan X to the Acer XB270HU with Titan X. Basically same video card, same settings except resolution. I upped from 1080 to 1440 and I ran GTA 5 to see what happens.

It's smoother at 1440 (with Gsync enabled) than at 1080 O_O

To be more specific. Obviously with the Titan X i didn't have any real performance issues at 1080 but at high speed I could detect a little stutter, very small but I could feel it's there. With the GSync it's now gone.

As far as the early model issues that many people seem to have:

No dead pixel.
The IPS glow is there in the bottom right corner. It's not distracting but it's there. However unless you watch something that is pure black you will never notice it.

Sure... if you consider how much the monitor costs it's a bit heartbreaking really, considering that 95% of the screen is uniform, pixel inversion is minimal and it's freakin fantastic.

But with that being said, it's not any worse than the TN panel really. Or at least compared to my previous monitor. At 27 inch the screen was never 1 colour. Either the top or the bottom was always slightly washed out.
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A-A




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Location: New york
PostPosted: Mon, 21st Dec 2015 02:45    Post subject:
My DELL S2716DG G-Sync 1440p is due tomorrow, coming from an Asus 144hz 1080p, is there anything I should do to turn G-Sync on? Is it a matter of just turning off V-Sync and enabling G-Sync?
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scaramonga




Posts: 9800

PostPosted: Mon, 21st Dec 2015 19:24    Post subject:
G-Sync runs with V-Sync now, and is enabled by default in CP.
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Frant
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PostPosted: Mon, 21st Dec 2015 21:35    Post subject:
rgb#000 wrote:
can you please stop your wordplay to make your arguments look more legit when they are not?


Please, if you don't have anything besides vitriol and diarrhea coming from your fingers, shut the smeg up. Werelds is providing facts and his own analysis based on real world scenarios. You see something that doesn't make nVidia shine and go on a shit-smearing crusade.

So again, please stop


Ph'nglui mglw'nafh Cthulhu R'lyeh wgah'nagl fhtagn!

"The sky was the color of a TV tuned to a dead station" - Neuromancer
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russ80




Posts: 4679
Location: Romania
PostPosted: Mon, 21st Dec 2015 23:48    Post subject:
Frant wrote:
rgb#000 wrote:
can you please stop your wordplay to make your arguments look more legit when they are not?


Please, if you don't have anything besides vitriol and diarrhea coming from your fingers, shut the smeg up. Werelds is providing facts and his own analysis based on real world scenarios. You see something that doesn't make nVidia shine and go on a shit-smearing crusade.

So again, please stop


Responding to a post from apr 2015 to a user that's been banned?

Also, what? Gsync is the best thing since sliced bread, AMD will never reach this level of awesomeness.


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