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21 minutes ago, kenethluna said:

I wonder if a i7 4790 can stream alone 4k resolution to twitch, youtube, etc, using different sources (maybe a 4k camera/webcam, or an application's screen).

 

I know i7 4790 only supports  4096x2304 @ 24 hz but i want to know if someone had tried it and which results had found :)

The CPU is not really the factor to consider here, what GPU do you have?

I am able to stream 4K with OBS with little to no CPU load because I use the encoder on my 980Ti. Which lets me record flawless 4K 60 and compress on the fly.

Comb it with a brick

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There is literally no reason to stream in 4k other than for your own personal reason. Majority of people that watch on twitch will either watch on an Xbox or PS4 plugged into their tv which will only allow 1080p or people who actually sit at their computer which they generally just watch in 1080p anyway. 

 

The amount of bandwidth you will be able to use to upload 4k while streaming also matters. If your internet can't handle it then it's a bad idea. 

Gaming Desktop - AMD Ryzen 7 5800X, MSI MPG B550 Gaming Plus, 32GB Cosair Vengenace LP 3600mhz, EVGA RTX 3070 XC3 Ultra,  Sabrent Rocket 4 1TB NVME SSD, Crucial P3 4TB NVME SSD, 4TB Mass storage, EVGA 750W G2, NZXT H9 Flow

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7 minutes ago, MightyMic said:

How good is your internet?

doesnt matter, twitch will bop you on the head if you do more than 4Mbps.

 

on topic: sevadus's "official" statement is that more than 900p60 on twitch *will* result in a lacking quality on gamestreams.

 

that, and literally no one on twitch will care about your stream being in 4K either way because they dont have a 4K panel just sitting there to fullscreen your stream on.

--

a REALLY old quote from slowpoke101: you're better off giving people a good480p than giving them a crappy 720p.

 

EDIT: should add that 4K is a streaming nightmare, even teamviewer's algorythms that can push 1080p almost flawlessly with next to no delay at this point COMPLETELY take a dump at 4K, no matter the bandwidth.

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7 minutes ago, .:MARK:. said:

The CPU is not really the factor to consider here, what GPU do you have?

I am able to stream 4K with OBS with little to no CPU load because I use the encoder on my 980Ti. Which lets me record flawless 4K 60 and compress on the fly.

AMD R7 250, but i think i don't need much more performance if i dont stream games that need a hi-end GPU

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13 minutes ago, .:MARK:. said:

The CPU is not really the factor to consider here, what GPU do you have?

I am able to stream 4K with OBS with little to no CPU load because I use the encoder on my 980Ti. Which lets me record flawless 4K 60 and compress on the fly.

but at what bitrate? twitch limits you to 4Mbps, which even with 1080p60 tends to be a pixelation nightmare :P

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1 minute ago, manikyath said:

but at what bitrate? twitch limits you to 4Mbps, which even with 1080p60 tends to be a pixelation nightmare :P

I was talking about the hardware side of things, I don't stream, but I record my desktop for stuff and I have messed around with the config of OBS until I got 4K with no lag.

Comb it with a brick

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1 minute ago, .:MARK:. said:

10Mbit/s is what I use currently which is enough for my purposes, but I can do higher with no issues.

but thats more than twice of what twitch allows. thats the issue here:

streaming websites have a set maximum, the majority of big streamers accepts this maximum, because honestly when you go over that there start to be exponentially more people that'll have issues loading up your stream.

 

beyond that pretty much no one out there has a 4K panel, or would use a 4K panel to watch a livestream. outside of local recording or private sessions (on your own server) there's no use to anything beyond 1080p, and its honestly even better to drop below that so you can provide a pleasing quality, even on the lower bitrates.

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1 minute ago, manikyath said:

but thats more than twice of what twitch allows. thats the issue here:

streaming websites have a set maximum, the majority of big streamers accepts this maximum, because honestly when you go over that there start to be exponentially more people that'll have issues loading up your stream.

 

beyond that pretty much no one out there has a 4K panel, or would use a 4K panel to watch a livestream. outside of local recording or private sessions (on your own server) there's no use to anything beyond 1080p, and its honestly even better to drop below that so you can provide a pleasing quality, even on the lower bitrates.

I completely agree, I wouldn't stream over 720p if I was going to stream at all. But my point was that my CPU is not much of a factor when it comes to 4K recording on my system, as my GPU can handle that with the encoder built into it.

Comb it with a brick

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1 minute ago, .:MARK:. said:

I completely agree, I wouldn't stream over 720p if I was going to stream at all. But my point was that my CPU is not much of a factor when it comes to 4K recording on my system, as my GPU can handle that with the encoder built into it.

which by the way, i've noticed GPU encoding completely kicks the bucket with low bitrates, more so than x264 encoding.

 

so as a conclusion, back to the topic at hand:

yes it can, no, you shouldnt. dont be an idiot.

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