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DDR SDRAM - Wikipedia
Double data rate synchronous dynamic random-access memory (DDR SDRAM) is a class of .... High density DDR RAM modules will, like their low density counterparts, usually be double-sided with eight 512 Mbit chips per side. The difference ... More »

DDR vs. DDR2 vs. DDR3: Types Of RAM Explained | PCMag.com


Feb 28, 2012 ... What is it? What does it mean? And what happened to DDR and DDR2? At its most basic, DDR3 is the current standard for system memory, ...

DDR (Double Data Rate) Definition - Tech Terms


The definition of DDR defined and explained in simple language.

What is a Double Data Rate (DDR)? - Definition from Techopedia


Double data rate (DDR) is the advanced version of synchronous dynamic random access memory (SDRAM). SDRAM waits for clock signals before responding ...

What is the difference between DDR, DDR2, DDR3 and DDR4 RAM ...


Essentially they are incrementally improved versions chronologically indexed. DDR:- In computing, a computer bus operating with double data rate (DDR) ...

What is DDR RAM? (with pictures) - wiseGEEK


Double-Data-Rate Synchronous Dynamic Random Access Memory, better known as DDR SDRAM or DDR RAM for short, is a type of very fast computer memory ...

What is the difference between SDRAM, DDR1, DDR2, DDR3 and ...


The transfer rate of DDR SDRAM is the double of SDR SDRAM without ... DDR2 memory is at the same internal clock speed (133~200MHz) as DDR, but the ...



DDR RAM achieves its double data rate even though the internal RAM core operates at only the 133 MHz clock rate. Effectively, if a DDR RAM chip produces 8 ...

What is DDR SDRAM (double data rate SDRAM)? - Definition from ...


Double data rate synchronous dynamic random access memory (DDR SDRAM) can theoretically improve memory access speed to at least 200 MHz.

What is DDR? - Computer Hope


Computer dictionary definition for what DDR means including related links, information, and terms.