random access memory
Học thuậtThân thiện
A technician installs a stick of random access memory into a computer motherboard.
Definition
Noun: * Primary Memory for Active Computing: Random Access Memory (RAM) is the primary, volatile memory in a computer system. It is used by running programs and the operating system to temporarily store data and machine code that is actively being used or processed. This allows the central processing unit (CPU) to read and write this data very quickly. The information stored in RAM is lost when the computer is powered off.
Usage
- As a System Component: RAM is discussed as a key hardware component that determines a computer's performance and multitasking capability.
- This software requires at least 8 gigabytes of random access memory to run efficiently.
- Upgrading the random access memory is one of the easiest ways to speed up an older computer.
- In Contrast to Storage: It is commonly contrasted with non-volatile storage (like a hard drive or SSD), which holds data permanently.
- When you open a document, it is loaded from the storage drive into random access memory for editing.
Advanced Usage
- Technical Context: In technical specifications and discussions, "random access memory" refers to the specific technology where any storage location can be accessed directly and in any order, as opposed to sequential access memory.
- The efficiency of the new processor is closely tied to the speed and latency of the random access memory.
Variants and Related Words
- RAM: The ubiquitous acronym for "random access memory." It is used interchangeably and far more commonly in everyday language.
- My laptop has 16 GB of RAM.
- Memory: In computing contexts, "memory" often specifically refers to RAM, not long-term storage.
- The application uses a lot of memory.
- Volatile Memory: A technical term describing the type of memory (like RAM) that loses its contents when power is removed.
- DRAM (Dynamic RAM): A common type of random access memory used in personal computers.
- SRAM (Static RAM): A faster, more expensive type of random access memory often used for CPU cache.
Synonyms
- Primary Storage: A less common synonym emphasizing its role as the main working memory.
- Main Memory: A direct synonym often used in technical documentation.
- System Memory: A synonym highlighting that it is memory used by the computer system itself.
Related Phrases
- RAM Module / RAM Stick: The physical circuit board that contains the RAM chips and is installed on the motherboard.
- I installed a new RAM module to increase my computer's capacity.
- RAM Capacity: The amount of data, typically measured in gigabytes (GB), that the RAM can hold.
- The RAM capacity is a critical factor for running modern video editing software.
- RAM Speed: The rate, measured in megahertz (MHz), at which the RAM can transfer data.
- When building a gaming PC, you should consider both RAM speed and capacity.
A technician installs a stick of random access memory into a computer motherboard.
Noun
- the most common computer memory which can be used by programs to perform necessary tasks while the computer is on; an integrated circuit memory chip allows information to be stored or accessed in any order and all storage locations are equally accessible