How are my Bloggy Fans. Well, I am still hanging in with this Computer Information Technology schooling. Yes, I believe we are almost to the quarter way point in this A+ class. So lets take a trip through Processors this week. Here are some Key terms used in the text which I have to explain in my own words. Now this is the hardest part of this assignment, putting it into my own words. Here is a old college try though, I did omit the swear words here.
Processor frequency is how fast, or the speed of the processor. It is measured in clock beats per second. A processor should beat more time than the human heart would in a lifetime. When you look at a label on a computer and it says something like 1.6GHz or 3.2 GHz, that is the processor speed or the frequency.
Word size is also called the internal data path. This is the largest information and data that can be moved inside the processor at any single operation. This can be either 32 or 64 bits in size, but does not have to be as big as the Data path size.
Over Clocking is when you run the processor at 5 to 30% faster than the regular speed the processors were set at from the factory. I think this is only useful with old processors in old computers. You boost the speed if you have an old processor and you are trying to run a newer program or OS that needs a faster processor to function.
Data Path can be called the external data path, too. This is the part of the Mother board that moves the information or data to the processor. This path is 64 bit wide going into the processor.
SRAM is a type of memory Cache. Static Random Access Memory (SRAM) is the faster Ram compared to DRAM (dynamic RAM). SRAM is fast because no refreshing is needed and it holds and stores its data as long as it has juice running to it, unlike the DRAM which loose data rapidly and needs refreshing periodically.
Primary, External and memory cache is the memory on and outside the processor chip. Primary or internal memory cached is known as Level 1 cache or L1. The External memory cache is a secondary cache known as a Level 2 cache or L2.
Saturday, September 26, 2009
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