Need to know games that suport dual cpu

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clessoulis
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Need to know games that suport dual cpu

Post by clessoulis »

Hey I was wondering if anyone knew of any games that supported dual cpus.

Me and my friend are gonna do a bench mart test aganist dual cpu vs dual core but actually needed to find a hand full of games that actually supported dual cpu.
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Re: Need to know games that suport dual cpu

Post by DOLLS (J) [!] »

clessoulis wrote:Hey I was wondering if anyone knew of any games that supported dual CPUs.

Me and my friend are gonna do a benchmark test about dual CPU vs. dual core, but actually need to find a handful of games that actually support dual CPU.
Any game that has multiprocessor support.

You can try Bioshock, it features multithreading, I don't know the details of its implementation, though. You should avoid testing such features in games, however, because a game loop can't be easily split in threads without introducing noticeable latency due to sync issues, and doesn't make much sense since most of the work is done by the video card anyway. Perhaps in a few months once we start seeing games with physics simulations, A.I. calculations, etc. in separate threads.

You should get ahold of number crunching multithreaded applications to properly compare both solutions.
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Post by funkyass »

Quake 4, STALKER, Supreme Commander would do but thats sucker is a memory hog.

By Dual CPU I assume you mean using a motherboard with two cpu sockets.
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Post by DOLLS (J) [!] »

You can also read this and know what to expect.
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Post by PHoNyMiKe »

funkyass wrote:By Dual CPU I assume you mean using a motherboard with two cpu sockets.
as opposed to a motherboard with two cpus that are on a single chip yet not dual core? two cpus on three separate chips? read the post, it's a competition (which I assume not equally matched ie dual core 2.2ghz vs twin cpu 2 ghz.)
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Post by Gil_Hamilton »

phOnYmIkE wrote:
funkyass wrote:By Dual CPU I assume you mean using a motherboard with two cpu sockets.
as opposed to a motherboard with two cpus that are on a single chip yet not dual core? two cpus on three separate chips? read the post, it's a competition (which I assume not equally matched ie dual core 2.2ghz vs twin cpu 2 ghz.)
Given the thread starter, NOTHING should be assumed.
clessoulis
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Post by clessoulis »

funkyass wrote:Quake 4, STALKER, Supreme Commander would do but thats sucker is a memory hog.

By Dual CPU I assume you mean using a motherboard with two cpu sockets.
Yes one pc is a pc with 2 processors while the other is a pc with a dual core processor.
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Post by badinsults »

Multiple processors are really only useful for heavy duty mathematical functions that have a lot of loops (so that each processor handles a part of the loop). I do not know if games are really suited for multiple processors.
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Post by whicker »

badinsults wrote:Multiple processors are really only useful for heavy duty mathematical functions that have a lot of loops (so that each processor handles a part of the loop). I do not know if games are really suited for multiple processors.
Depends on the game.

Stuff like collision detection (up to full-blown kinematics) can be farmed out to multiple cores, so can pathfinding and extrapolation (not just for chess moves) where the AI thinks ahead to figure out the consequences of its actions.

Then again, if the only benefit of getting an 8-core CPU is a smarter AI, then count me out.
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Post by PHoNyMiKe »

so if games aren't really suited for multiple processors, then what's up with the xbox 360 and ps3?
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Post by funkyass »

there are also IO tasks that speed stuff up in MP system.
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Post by Panzer88 »

well there are things like dedicated processors running background stuff like the consoles' "OS" etc. on 360/PS3 plus they said multiprocessor, as in two seperate, where as linked processors can do more together which a lot of PC games coming out now are taking advantage of.
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casualsax3
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Post by casualsax3 »

It depends on the game - all of Valve's stuff is heavily optimized to take advantage of multiple cores.
That said, all things being equal a dual core setup will outperform a dual proc setup. Shared cache ftw.
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