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New GPU, a small upgrade and still having the same issue.
It does sound like AMD has poor VDPAU support. Maybe borrow a Nvidia GPU (750 or better) to check?
I can run 4k 60fps with an r7 250....It does sound like AMD has poor VDPAU support. Maybe borrow a Nvidia GPU (750 or better) to check?
A quad core of a recent gen should not be pegged anywhere near 100% for 4k60fps. Much slower computers will manage what you're trying to do without too much problem.
When your CPU pegs, is it ONLY the one program causing it? At idle on your desktop what's the % usage? I feel like there's something else running in the background that's causing this usage..
What about when you're watching the video. What's using the other 85%?
I doubt this is the issue given you say you get it for local files too, but can you confirm - https://www.youtube.com/html5 has everything blue ticked/no red ticks
i5-4670K OC'ed using the genie built into the BIOS. I believe that puts it to around 3.8/9GHz.
Radeon HD 7950 3GB GPU.
My question is, what is holding playing 4k @ 60fps back? The CPU or GPU?
I figured it was the GPU until I looked at what my cpu was doing when playing the footage and seeing it hit 100% half the time.
Could properly overclocking the CPU help? Or will upgrading the GPU to a EVGA GeForce GTX 770 4GB help out this this? (I literally have this GPU laying around doing nothing).
I have a 2gb 960gtx and just ran a duplicated 4k 60 fps video on both of my monitors at the same time and it ran super smooth. I think you either have a browser issue or a bandwidth issue. I dont understand why cpu would be an issue. 1 of my cores was running at 5% during the test. that was it.