The demo shows a real-time simulated ocean under twilight lighting condition. To obtain good looking wave crests, a rather large height field has to be employed. With Microsoft's newly introduced D...
The demo shows a real-time simulated ocean under twilight lighting condition. To obtain good looking wave crests, a rather large height field has to be employed. With Microsoft's newly introduced DirectX Compute Shader we can efficiently perform FFT on GPU, thus greatly improve the performance and image quality. The water surface is mainly modeled after Jerry Tessendorf's statistic method described in the paper "Simulating Ocean Water", which is one of the most popular techniques used for water effect in todays games. Although the algorithm itself is capable of producing visually impressive result from a presumed statistic model (Phillips spectrum), previous implementations are often limited to a relatively small height field, e.g. 64x64 or 128x128, due to the slow FFT code path on CPU. For example, the demo shown here executes three 512x512 Fourier transforms on a per frame basis. On a GTX280, the transforms can be finished within 2 milliseconds.
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No mate, you're wrong -- In actuality, each core has its own clock.. Due to bus traffic, a dual core at 2ghz is not effectively as good as a single core 4ghz, but it's pretty damn close. My CPU is a Q6600 with liquid cooling at 3.81ghz, it's essentially equal to a 10ghz single core (Dues to bus issues) Trust me, #1: I went to college for computer design, #2: I'm an avid overclocker, #3: I build gaming computers for a living. -- Also, i'm a programmer and I love working with multithreaded stuff.
Yahoo Answers has a lot higher level of knowledge than YouTube. Every single kid like you that comment on YT are just pushing for their own opinion, it's useless for us smarter ones to even try to educate you. Grow up. Goodbye.
Daputti - where did you get your Computer Science degree - a box of Cracker Jacks?
Multicore processors run EACH core at the rated clock speed - the clock speed isn't divided between the cores - they ALL run independently at that speed - so YES, a quad core processor running with a 3 GHz clock has a theoretical overall processing capability of a single 12 GHz core - somewhat less due to bus and memory congestion but pretty close.
And YES, a quad core processor is basically four old single core processors crammed onto a single processor die - but performing better than the old four processor/socket config
Don't call others stupid when you don't know what you're talking about
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Crysis does this in DX9, almost the same speed.
Push your opinion, push your opinion...
even the best dual core and quad core enabled software wont run at top efficiency when you have limiting factors such as those.
in other words that shit processor of yours wont even get as far as 5 ghz of real time performance.
fuking assclown.
A single thread can only run on ONE core at a time. If the app is not multi-threaded, it can only use ONE core.
For instance a typical game would run as though I had only one processor clocked at 665Mhz!
A Video encoder on my quad core machine runs twice as fast as my dual core machine (same clock rate)
Think of clock rate as like highway speed, and Cores as # of lanes.
Your Q9450 is four cores EACH AT 665MHZ.
Why are you so stupid?
Dual-core/Quad-core =/= Dual processor/Quad processor.
And since you've called me stupid I've lost all sympathy for you.
Go to read about how processors work, please.
For someone of you're level, I'd recommend a nice easy site like YAHOO ANSWERS!
Goodbye.
Multicore processors run EACH core at the rated clock speed - the clock speed isn't divided between the cores - they ALL run independently at that speed - so YES, a quad core processor running with a 3 GHz clock has a theoretical overall processing capability of a single 12 GHz core - somewhat less due to bus and memory congestion but pretty close.
And YES, a quad core processor is basically four old single core processors crammed onto a single processor die - but performing better than the old four processor/socket config
Don't call others stupid when you don't know what you're talking about