Ibrahim.pptx
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The CPU processes instructions and data to run programs, while the GPU renders graphics by performing calculations rapidly. CPUs interpret commands, and GPUs focus on graphics rendering. RAM is a type of volatile memory that allows information to be stored and retrieved quickly but loses data when powered off.
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- 2. Central Processing Unit (CPU) • The CPU is the brain of a computer, containing all the circuitry needed to process input, store data, and output results.
- 3. Continue… • The CPU is constantly following instructions of computer programs that tell it which data to process and how to process it. Without a CPU, we could not run programs on a computer.
- 4. For example • a simple calculator program might instruct the CPU to take two numbers, 2 and 2, add them, and send back the result.
- 5. Graphics Processing Unit (GPU) • A graphics processing unit (GPU) is a computer chip that renders graphics and images by performing rapid mathematical calculations.
- 6. Continue… • GPUs are used for both professional and personal computing. Traditionally, GPUs are responsible for the rendering of 2D and 3D images, animations and video -- even though, now, they have a wider use range.
- 7. GPU vs. CPU • GPUs are fairly similar to CPU architectures. However, CPUs are used to respond to and process the basic instructions that drive a computer, while GPUs are designed specifically to quickly render high-resolution images and video. Essentially, CPUs are responsible for interpreting most of a computer's commands, while GPUs focus on graphics rendering.
- 8. RAM (Random Access Memory) • Alternatively called main memory, primary memory, or system memory, RAM (random- access memory) is a hardware device that allows information to be stored and retrieved on a computer.
- 9. Continue… • RAM is usually associated with DRAM, a type of memory module. Because data is accessed randomly instead of sequentially like it is on a CD or hard drive, access times are much faster. However, unlike ROM, RAM is a volatile memory and requires power to keep the data accessible. If the computer is turned off, all data contained in RAM is lost.