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Conina said:
gentii said:

x86 architechture runs on what is called CISC. Complex Instruction Set Computing. This allows for developers to have a lot of resources available at the beginning, but very little room to grow. Power-based architecture runs on what is called RISC. Reduced Instruction Set Computing. The memory footprint is much smaller and much faster than that of a CISC-based x86 CPU which are the type used in the XB1 and PS4.

RISC and CISC both have advantages AND disadvantages. Modern x86-CPUs and APUs are hybrids to take advantage of both instruction sets.


Oh gosh, that old hybrid claim... That is just not accurate. It is correct that modern CISC CPUs (99% being x86) implement many technologies associated with RISC but that still does not make them hybrid or RISC. They are still CISC. This is why pretty much all other modern CPU architectures are RISC, and the only "odd man" is x86. However, intel has many other advantages that the relative inefficiency in the ISA is well hidden and usually only a tiny reduction in efficiency, which is mostly due to the "years of baggage" rather than the pure CISC architecture. ARM, to my delight, has been doing everything in a much more efficient way (in terms of ISA), and they have cleaned up the set even further with the 64 bit implementation as well.

For a better understanding the concept of CISC vs RISC, see this article :

http://www.realworldtech.com/risc-vs-cisc/

Quote:

"The primary fallacy of the “RISC and CISC have converged” school of thought is to ignore the distinction between an instruction set architecture (ISA) and the internal microarchitecture of an actual processor implementation."

 



Playstation 5 vs XBox Series Market Share Estimates

Regional Analysis  (only MS and Sony Consoles)
Europe     => XB1 : 23-24 % vs PS4 : 76-77%
N. America => XB1 :  49-52% vs PS4 : 48-51%
Global     => XB1 :  32-34% vs PS4 : 66-68%

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