2011年5月15日星期日

Random Access Memory - Types of Memory_3173

Random Access Memory - Types of Memory The Evolution of RAM

As computers evolved, so did the RAM. Over the years Hp Pavilion Dv6700 Battery, we have seen a lot of improvement in the memory chips being made and the types of memory available. Knowledge of this is mandatory if you ever wanted to deal with these things on your own. There are specific memory designs each with their advantages and disadvantages, but you’d do well to have a basic idea as to what exists.

    FPM (Fast Page Mode): This was the kind of memory that used to come with one of those earliest Intel x86 processors. This kind of memory is slower because as it seeks to find the cheap bits at their respective addresses Dell Inspiron 1520 Adapter, it waits until the memory controller reads each bit. It’s often considered to be just DRAM. EDO (Extended Data Out): This replacement Memory is faster because of the way it searches for the bits in question. It seeks bits, finds them and moves on without waiting for the memory controller to read shop the bit in its entirety. SDRAM (Synchronous DRAM): The “synchronous” here comes from the fact that this type of memory is synchronized with the clock speeds of cheap the CPU such that this memory too operates at one operation per cycle. DDR SDRAM (Double Data Rate SDRAM): These modules, as the names suggest Hp Pavilion Zv5000 Battery, have the charger capability to zxcsky09529 transfer data between the CPU and the memory itself on the double. It performs its operations when the clock cycle is about to end or begin -- the rising gateway and falling of the clock cycles. DDR 2 SDRAM (Double Data Rate 2 SDRAM): DDR 2 is DDR on steroids. An improved version of the DDR technology. Obviously, it new works faster, leaner and quieter. It also consumes less power and produces less heat while operating. RDRAM (Rambus DRAM): These modules are also called as RIMMS store and have the capability to transfer about 16 bits at a time through a high-speed direct Rambus Channel. Huge amounts of data transfer also entails a lot of heat compaq being produced so most of these modules come with aluminum heat spreaders on the printed circuit board to dissipate heat.

For most common discount purposes desktops might end up using anywhere from a 72-pin SIMM (Single Inline memory module) to 240-pin DIMM (Dual Inline Memory Module). Laptops use 144-pin SODIMM acer aspire (Small Outline DIMM) or a 200-pin one. Net books Dell latitude d830 Battery, the latest rage now, use 144-pin MICRODIMM (Micro DIMM).

I know these terms are all zxcsky09520 intimidating for a beginner, but a start must be made in trying to master this knowledge, don’t you think?

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