Byte Addressable Vs Word Addressable

Difference between Byte Addressable Memory and Discussion Addressable Memory

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Retentiveness is a storage component in the Calculator used to store awarding programs. The Retentiveness Chip is divided into equal parts called as "CELLS". Each Cell is uniquely identified by a binary number called every bit "ADDRESS". For example, the Retentiveness Bit configuration is represented equally '64 Thousand ten 8′ as shown in the effigy below.

The following information can be obtained from the memory chip representation shown higher up:

i. Data Space in the Bit = 64K 10 8
2. Information Infinite in the Prison cell = 8 $.25
3. Address Space in the Fleck = \log_{2} (64 Chiliad) =16 $.25

Now we can conspicuously country the difference between Byte Addressable Memory & Word Addressable Retention.

Southward. No.	Byte Addressable Memory	Word Addressable Memory
i.	When the data infinite in the cell = viii bits then the respective address space is called every bit Byte Address .	When the information space in the jail cell = word length of CPU so the corresponding accost space is called equally Word Address .
2.	Based on this data storage i.e. Bytewise storage, the memory chip configuration is named as Byte Addressable Memory .	Based on this data storage i.e. Wordwise storage, the memory bit configuration is named as Word Addressable Memory .
3.	For eg. : 64K X viii chip has 16 bit Address and cell size = 8 bits (1 Byte) which means that in this chip, data is stored byte by byte .	For eg. : For a xvi-bit CPU, 64K X 16 chip has xvi flake Address & cell size = 16 $.25 (Word Length of CPU) which means that in this bit, data is stored word by word .
4.	It is suitable for the processes that require data comprising unmarried byte at a time. A single accost is issued for accessing a single byte in byte addressable memory.	In example of word addressable retention, the necessary condition involves computing the address of word that contains required byte, fetch that discussion and then extraction of needed byte from the two byte give-and-take takes place. So, information technology is indirectly accessible. Hence, modern machines are byte addressable.

Notation :

i) The most of import bespeak to exist noted is that in case of either of Byte Address or Word Accost, the address size tin can be any number of bits (depends on the number of cells in the fleck) simply the prison cell size differs in each instance.

ii)The default memory configuration in the Figurer blueprint is Byte Addressable .

Byte Addressable Vs Word Addressable,

Source: https://www.geeksforgeeks.org/difference-between-byte-addressable-memory-and-word-addressable-memory/#:~:text=When%20the%20data%20space%20in,is%20called%20as%20Word%20Address.

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