SEGA Mega Drive & Genesis Classics

SEGA Mega Drive & Genesis Classics

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R9-390 - Very high framerate, loud fan, high temps.
Anyone else having this issue with the new hub? I run the launcher, and my card starts to get louder, and louder, while the framerate monitor just keeps getting higher until it reports about 500-600 fps. It'll drop back down to about 160 while in the hub, but then if I launch a game, it goes back up to 500-600, and my fans sound like they are on full blast!

This is the only game I own that this happens with, and setting a frame limiter for the application doesn't seem to help. Maybe the devs missed something? Memory leak? Any ideas?
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Showing 1-8 of 8 comments
Chris Budden  [developer] Apr 29, 2016 @ 7:10am 
600 fps, crikey!

I'd recommend enabling Vsync in the Room Settings panel, it should limit your framerate to something more reasonable
Originally posted by Chris Budden:
600 fps, crikey!

I'd recommend enabling Vsync in the Room Settings panel, it should limit your framerate to something more reasonable

It does. But then the emulation is jittery, and laggy. Not to mention, I have a 144hz monitor, so it's not necessarily in my best interest to use vsync to lock it to 60hz.
Last edited by Dangus ))<>(( Taargus; Apr 29, 2016 @ 7:33am
Ok, so I played around with this some more.

The room graphic settings with vsync off, and set to fantastic, get me 200fps. Where setting it to fast gets me 500 or so FPS. Adjust for everthying inbetween....

Last night when I tested it, vsync fixed the issue, but produced jittery emulation playback... this morning when I tested it again... the jittery emulation seemed to go away. So I guess vsync helps mitigate this. But I don't what I did to make the jitterly emulation disapear...

Still, something seems odd in the way the game hogs the cards resources and if the devs can find any way to optimize it, I think this thing would work a little better for people, as it seems to be a power hog no matter what.
Last edited by Dangus ))<>(( Taargus; Apr 29, 2016 @ 8:42am
Chris Budden  [developer] Apr 29, 2016 @ 8:48am 
To improve emulator performance, we hide the entire room (as well as disabling all graphics post-processing) when the emulator is running in fullscreen. This may explain your extremely high framerate. We considered implementing a framerate cap in this mode based on your comment, but ultimately that's what V-sync is for, it should sync the framerate to that of your monitor.

I'm glad restarting your PC fixed the problem!
Spectrum Legacy Apr 29, 2016 @ 9:05am 
Make sure you have fully enabled windows aero features. It was the case for me of having slowdowns and stutters. I've posted about it here yesterday. Maybe you will find somethign usefull there. Also if you don't want to use vsync but don't want your gpu to heat up whole house either, enable framelimiter externally via driver/utility to 142fps if you have 144hz screen (the framerate should match then at 144/144 if you have default value on prerendered frames), but there might be some tearing present when scrolling the screen either way.
Originally posted by Spectrum Legacy:
Make sure you have fully enabled windows aero features. It was the case for me of having slowdowns and stutters. I've posted about it here yesterday. Maybe you will find somethign usefull there. Also if you don't want to use vsync but don't want your gpu to heat up whole house either, enable framelimiter externally via driver/utility to 142fps if you have 144hz screen (the framerate should match then at 144/144 if you have default value on prerendered frames), but there might be some tearing present when scrolling the screen either way.

Yeah I looked at that, looks like we had/have the same problem. I've never actually turned Aero on or off as far as a I know (I'm on Win10 though, is that even still in there beyond win7?).

I DID have a framelimiter set in the AMD control center when I tested vsync (it was set to 144) and then I turned it off. But I'm curious to know why the game doesn't give me an option that matches the refresh rate of my screen (I thought this was a passive value the game would just have in a list, not something they had to program in themselves...), as 60hz is the highest it shows.

Anyway, I'm gonna keep playing with it. I think it's fine. I don't need it to run at 144hz, at all. Nevermind how well it runs on my TV pc with the a10-7850k...
Spectrum Legacy Apr 29, 2016 @ 10:34am 
Oh you are right, I forgot to mention that I'm on win7x64 ultimate. Not really sure, but I think you are right that features like aero are hardcoded in win10, just like many other things...but don't quote me on that, I'm really unsure about the whole w10 deal and whether it's possible to tweak those values somehow or not.

I suspect that the game/hub might either not recognize all supported resolutions/refresh rates reported by the graphics driver, or they are ignored for some reason (e.g. they might be custom or flagged as not compatible). However is clear that 60fps is the target, because games ran slower with chopped sound when played under 60 at least on my machine.

For me Aero on, let 3d application decide on vsync driver setting, vsync on in the game and I set my display to 60hz to match it - all plays fine then, speed, sounds, synced while using the new hub. I have also tried it with 75hz synced (can't go higher with this screen) and it worked without probs (game reported 75fps in overlay, screen had 75hz), although in the hub options/settings it was still shown as 1080p@60hz renderer (but I doublechecked it was running at 75hz/75fps in both hub and game (golden axe) at correct speed. Maybe you could try to force vsync in the driver settings or make the custom profile for the sega hub and experiment with options, if you haven't already.

P.s. Got the kaveri 7850k too, lovely little beast for (not only) htpc builds :smile:
Last edited by Spectrum Legacy; Apr 29, 2016 @ 10:36am
Originally posted by Spectrum Legacy:
Oh you are right, I forgot to mention that I'm on win7x64 ultimate. Not really sure, but I think you are right that features like aero are hardcoded in win10, just like many other things...but don't quote me on that, I'm really unsure about the whole w10 deal and whether it's possible to tweak those values somehow or not.

I suspect that the game/hub might either not recognize all supported resolutions/refresh rates reported by the graphics driver, or they are ignored for some reason (e.g. they might be custom or flagged as not compatible). However is clear that 60fps is the target, because games ran slower with chopped sound when played under 60 at least on my machine.

For me Aero on, let 3d application decide on vsync driver setting, vsync on in the game and I set my display to 60hz to match it - all plays fine then, speed, sounds, synced while using the new hub. I have also tried it with 75hz synced (can't go higher with this screen) and it worked without probs (game reported 75fps in overlay, screen had 75hz), although in the hub options/settings it was still shown as 1080p@60hz renderer (but I doublechecked it was running at 75hz/75fps in both hub and game (golden axe) at correct speed. Maybe you could try to force vsync in the driver settings or make the custom profile for the sega hub and experiment with options, if you haven't already.

P.s. Got the kaveri 7850k too, lovely little beast for (not only) htpc builds :smile:

Yep, my little kaveri is what lives inside my NES PC mod that I use on my couch/tv setup. It runs a lot of stuff just fine, but it can't run this hub to save its life unless I set it to Fast. Oh well. I'm not playing the hub! I'm playing the Sega games... so it's all good.

Anyway, on my main computer, it seems all is well now thanks to the in game Vsync.
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Date Posted: Apr 29, 2016 @ 6:57am
Posts: 8