Single rank vs dual rank: whats the difference and which to choose?
Before answering the question, it is necessary to know what memory rank is.
In addition, find the difference between the two memory ranks.
Now, explore these details withMiniTool.
Generally speaking, a rank is a data block that is 64 bits wide.
To support error correction code on the system, additional 8 bits are added.
So, the data block will be 72 bits in width.
Among them, single rank and dual rank are often discussed.
Single rank vs dual rank: which is more suitable for laptop?
Well, it’s possible for you to get the answer after reading the content below.
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Dual and quad rankDIMMoffers the greatest capacity because of the current memory technology.
How to distinguish sing rank and dual rank memory?
Actually, it is very easy to tell their difference from appearance.
A direct way is to read the information displayed on the memorys information sticker.
The single rank memory has a 1Rx on it.
you’ve got the option to often see 1Rx8/1Rx16 and something like that.
For a dual rank memory, you will see 2Rx on the information sticker of the memory.
While on a quad rank memory, you will see 4Rx.
The width of a single rank memory is 64-bit, while that of dual rank memory is 128-bit.
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In fact, most dual rank memory can work with the single rank memory.
If less CPU is utilized, it is because that the CPU wastes some time on waiting the RAM.
As dual rank memory takes two address cycles to read the entire module, it is inherently slower.
Dual rank vs single rank RAM: which to select?
Do you have answers now?
The answer on dual rank vs single rank may vary from person to person.
