Sunday, September 14, 2008

Upcoming Nehalem...more cores, does it really matter?

For those of you who do not already know, Nehalem (core i7) (7th generation?)is the upcoming desktop CPU (at least initially) from the processor giants....Intel.This one will have several features like a true quad core(the core 2 had 2 dual cores on a single dye), which will enable it to switch off each core separately if needed when the cpu loads are low, hence having absolutely no leakage current.Plus it will feature power manager processor within it, making it much better then the current 65watt cpu's and also a oct core will finally be on a single physical processor(more like the current quad, 2 nehalem quad's in a single cpu).
What I really donot understand is their naming scheme, the pentium remained with us for a lot of time, then came the core technology with gen 1 and 2, but all of a sudden it has a new name instead of the core 3 people thought it would be.
aditionally what I am excited about is its capacity to turn off cores and increase the multiplier in it to increase the CPU speed, until it remains in the thermal limits.This would mean that depending on the ambient temperature the performance may vary with the processor.

Also behind the scenes Intel is working on its fabled stream processor, Larrabee,which will place intel in a strong place in the GPU market, if it can make the programmers code in the x86 architecture.However a 80 core processor would help process the graphics in software mode much better, unlike the presently underpowered integrated graphics solutions availabe.

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