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Dolphin, the GameCube and Wii emulator - Forums › Dolphin Emulator Discussion and Support › General Discussion v
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Any ideas for improving performance?
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Any ideas for improving performance?
01-16-2014, 05:18 PM (This post was last modified: 01-16-2014, 05:20 PM by Shonumi.)
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Shonumi Offline
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(01-16-2014, 05:04 PM)Nuji Wrote: Is there a PPA/DEB for the latest Dolphin? I just added a PPA that I found with Google.

https://dolphin-emu.org/download/

(01-16-2014, 05:04 PM)Nuji Wrote: My CPU is one of the fastest available for this socket type (FM2/FM2+). It's actually not a 'very weak' CPU at all (although it's obviously no i5/i7..), and it's overclocked @ 4.4Ghz.

No, your CPU is still very weak for Dolphin. Allow me to elaborate. Dolphin relies heavily on single-threaded IPC (instructions-per-cycle) for its CPU-bound performance. Althlon X4 CPUs have generally low single-threaded IPC, relative to other options that are available. Even though your CPU is clocked very high, its single-threaded performance is weak in comparison to an i5-2500K clocked at the same frequency (or for that matter, an i5-2500K @ 3.3GHz, yes the gap is that large when talking about Dolphin). AMD CPUs generally have terrible single-threaded IPC in comparison to Intel's three most recent hardware generations (Haswell especially). We've done benchmarks proving this. See this thread for reference: https://forums.dolphin-emu.org/Thread-the-legend-of-zelda-the-wind-waker-cpu-benchmark. Note Dolphin is a dual-core application under most normal conditions, so higher core counts do not factor into the equation significantly.

(01-16-2014, 05:04 PM)Nuji Wrote: What exactly is IR? Do you mean Infra Red? How does that relate to the graphics?

IR stands for Internal Resolution in Dolphin slang. This determines the level of visual fidelity (described in multiples of the GC/Wii native resolution, e.g. 1x IR = 640x528). Many people mistakenly think Dolphin is just like any other PC game and turn down the "graphics" e.g. IR and AA (anti-aliasing), when in fact their systems are bottlenecked by the CPU, not the GPU. I was trying to dispel that notion in case you had tried that as a solution.
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Messages In This Thread
Any ideas for improving performance? - Nuji - 01-16-2014, 03:15 PM
RE: Any ideas for improving performance? - Shonumi - 01-16-2014, 03:22 PM
RE: Any ideas for improving performance? - Nuji - 01-16-2014, 05:04 PM
RE: Any ideas for improving performance? - Shonumi - 01-16-2014, 05:18 PM
RE: Any ideas for improving performance? - Nuji - 01-16-2014, 05:25 PM
RE: Any ideas for improving performance? - Shonumi - 01-16-2014, 05:36 PM
RE: Any ideas for improving performance? - Nuji - 01-16-2014, 05:58 PM
RE: Any ideas for improving performance? - Shonumi - 01-17-2014, 01:11 AM

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