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HappySqurriel said: Real time raytracing has been done for awhile ... in fact I remember seeing a scene with 3 spheres moving over a plane that was running in real time on a Pentium 3 1GHz when I was in college Ray-tracking is one of those problems which is easily distributed and, if someone developed the correct hardware for it, you could have pretty advanced games being ray-traced today. Hypothetically speaking, you should be able to take 4 quad core CPUs and put them on a PCIe board with some memory ... you sould then be able to take 4 of these cards and attach them to a motherboard to create a "Ray-Tracing" System. With that done, I wouldn't be surprised if you could get a PC game from 1999 to 2000 to run on a system like this being rended using ray-tracing.
REAL -TIME raytracing was never done before......RAYCASTING was done. CELL is 1000x more powerful than conventional pc cores.IF u havent looked at CELL benchmarks i could provide you with 100s of link. you wd need atleast 50 quad cores to do that. CELL on average is around 23x more powerful than a quad core amd/intel. http://www.cs.utk.edu/~dongarra/WEB-PAGES/SPRING-2007/Lect04b.pdf http://cag.csail.mit.edu/crg/papers/eichenberger05cell.pdf http://www.mc.com/literature/literature_files/Cell-Perf-Simple.pdf http://www.mc.com/literature/literature_files/CellPerfAndProg-3Nov06.pdf http://www.cs.berkeley.edu/~samw/projects/cell/EDGE06_abstract.pdf http://www.cs.berkeley.edu/~samw/projects/cell/LBLTalk.pdf NOTE :- with a mdified octopiler,EDGE and irt the performance boost could exceed 1000 in all case. ////////////////////////////////////////////////////////////////////////////////////////READ BELOW Comment by Barry Minor — March 8, 2007 @ 11:01 am To put this render job in perspective I just ran one frame of this scene through 3dsMax’s default ray-tracer an it took my Centrino Duo (dual core x86) machine one hour eight minutes to render what Cell and the iRT renders in less than one half of a second. http://gametomorrow.com/blog/index.php/2007/03/07/cell-power-at-gdc-2007/