Dolphin, the GameCube and Wii emulator - Forums

Full Version: Is it true AMD processor is not suitable for dolphin emulator?
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About AMD Zen: just wait its release and do some real-world testings with retail units before drawing any conclusion. Don't forget Bulldozer, great on paper, terrible on retail units, the same may happen here...
Yeah...that's why I kept qualifying my statements with "On paper," and lots of "if".
Hi guys I have completed all of my gaming tests for how is the performance with latest revisions. Before I was using R6515, R3.5.144 and R4.0.2 seperately. Now using 4.0.8450. All games are Ntsc. Because I see Ntsc Fps is very stable for me agains PAL ones. I made a category for Old non playable because of huge Fps Drops and Playable with minor bugs. I hope This information is usefull for Amd owners who wants to learn lates situations about performance improvements on Dolphin emulation.

.::MY SYSTEM::.
Ecs A780 Gm-a Black Edition Mainboard
Amd Phenom II x4 955 Black Edition Cpu @ 3.6 GHZ
8 Gb DDR2 Dual Channel Ram 800 MHZ
Ati-Amd HD 7850 2 gb Gpu
Raidmax Volcano Psu
46" Led TV
4 Original Rvl_cnt_01 Wii motes wit motion plus
2 Wireless nunchucks
1 Balance Board
Win 7 Ultimate x64

.::Non Playable but now Full Speed Games::.
Here I tested my old games which I couldnt play because of Low FPS impacts during gaming and sound synchronizing issues. Now playing with Full Speed without any issue.

R 6515: Speed was fine but most game has no compatibility with this revision.
R 3.5.144: Playable but huge Fps drops during play land audio crackling with synchronize problems.
R 4.0.2: Audio is completely shutters and Fps crawling. Can not playable.
R 4.0.8350: Everything works Full Speed without any issue. Optimisations are perfectly made on this latest revisions.

Cod Modern Warfare Reflex (Full Speed)
Cod World At War (Full Speed)
007 Golden Eye (Full Speed)
Jurassic The Hunter (Full Speed)
Time Splitters Future Perfect (Full Speed) GC
Dead Space Extraction (Full Speed. Minimum I see Fps drops to 26 in some places when processing but dont effect gaming performance. No problem with sound synchronize issues anymore.)
Red Steel 2 (Full Speed with little processing issue when entering a new area. Other then perfectly smooth gaming experience-Revision 3.5 processing was better but low Fps)
HOD Overkill (Full Speed)
Resident Evil Umbrella Chronicles (Full Speed)
Resident Evil Dark Side Chronicles (Full Speed)
Wii Fit + Plus (Full Speed)
Zumba Fitness (Full Speed)
Terminator 3 Redemption (Full Speed) GC
Medal of Honor Rising Sun (Full speed)GC
Punch Out! (Full Speed)

.:: Playable Already with some Bugs But Now Smooth Games::.

R 6515: Speed was fine but most game has no compatibility with this revision.
R 3.5.144: Playable but some audio and graphic bugs.
R 4.0.2: Playable but audio synchronizing errors and major Fps slowdowns.
R 4.0.8350: Smooth Full Speed.

Angry Birds Trilogy
Big Kahuna Reef
Wii Sport + Resort
Wii Play + Motion
Wii Party
Michael Jackson The Experience
Virtua Tennis 4
Elebits
Tiger Woods PGA Tour 10
Calling
Resident Evil 2 GC
Resident Evil 4 Wii
Resident Evil Archives
Just Dance 2014
Attack of All Movies
House of the Dead 2 & 3
Sin & Punishment
Grand slam Tennis
JU-ON The Grudge
Worms World Party
Serious Sam Next Encounter GC


and many more...
I have an AMD graphics card but an Intel processor, and Dolphin works flawlessly. I guess that AMD only works well on Dolphin when you have a graphics card from them, but not a processor of theirs?
(12-30-2015, 04:24 AM)UmbraWitchJeanne Wrote: [ -> ]I have an AMD graphics card but an Intel processor, and Dolphin works flawlessly. I guess that AMD only works well on Dolphin when you have a graphics card from them, but not a processor of theirs?

Yes, this is pretty much the case. The graphics cards from nVidia and AMD/ATi are very similar, if not identical in how they work. In the processor market, Intel and AMD have implemented two very different strategies regarding their CPU structure. Intel processors (at the moment) rely on strong individual cores whreas AMD generally throw in more cores with the cost of single threaded performance. For Dolphin, Intel works much better.
(12-25-2015, 07:47 PM)Set@moN Wrote: [ -> ]Since yesterday I was thinking that Intel Cpu's has better performance against AMD ones in Dolphin. After downloading Revision 4.0.8483, I was able to run almost any title with rock solid performance without any noticeable issue. With these latest Dolphin revisions I see that there is no reasonable point to change Amd system with an Intel just for Dolphin. I am now very happy getting similar performance for my applications without wasting more money. Now everything runs at rock solid 30 FPS. My system has an AMD X4 955 BE CPU @ 3.6 GHz, AMD Radeon HD 7850 GPU and 8 GB DDR2 RAM. It is good to see optimisations for AMD CPUs in Dolphin since 3.5. It's improving constantly.

That CPU is not bad. It's old, but still the best desktop CPU architecture AMD has to offer (together with the Athlon II X2).
Better than the disappointing FX series (very low IPC and high TDP) or the 6-core Phenoms (horrible Turbo Core v1.0, too small cache to feed 6 cores).
Sure, they have Carrizo (Excavator FX) which is superior, but that's for laptops only.

With the latest official build of Dolphin, the Phenom II X4 clocked at 3.6 GHz should be able to run even some of the more demanding titles at full or close to full speed.
There are numerous optimizations in the latest version, but those apply to all CPUs (Intel and AMD).
The only optimization that substantially improved performance on [older] AMD CPUs (Athlon II and Phenom II) was the vertex loader JIT SSE2 fallback.

The GPU you have (HD7850 = slightly better than a R7 265) is a great choice for Dolphin if you use the Direct3D backend and the latest drivers from AMD's website.

If you're an experienced user, you can also try one of the unofficial builds (not supported in this forum) which may work even better on older/less powerful CPUs like yours or to see if the new experimental DirectX 12 backend (Windows 10 only) provides an extra performance boost.
I have an i5 core 6200U 2.3ghz laptop with integrated Intel 520 graphics and it runs Dolphin great, 720p no problem, without AA. Only $500. Definitely not a powerhouse desktop that can run modern games in high quality, though.

JoeTheUseless

Most games run fine for me on my FX 8320 Over clocked to 4.2ghz AMD might not be the most powerful CPU but overclocked it runs games excellent the only thing that Intel annoy me is the locked CPU'S and Changing the motherboard every 6 months ;-)
That's also a 120W CPU. and when you overclock those chips you're going to push that way higher, and you already need some pretty decent coolers to get that. If AMD didn't sell those chips so cheap there would be no reason to buy them.

The $60 USD G3250? 53W TDP, and overclocks pretty high on the stock heatsink because that TDP is so low for a haswell chip without even bumping the voltage.

And Intel's Skylakes are becoming even more efficient even their ULV CPUs can run Dolphin okay-ish if you don't push the res above 2x (Or have an nvidia/iris pro GPU)

With emulation, intel is really hard to beat considering all you need is a $60 G3250 and you're set.
@JoeTheUseless:
You FX 8320 @4.2 Ghz might run most games fine. But there are still some games where it will have problems.

@Helios:
I think you mean the G3258, the G3250 is not overclockable.
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