What is GPU ?

what is GPU

Exploring the Development and Innovation of GPUs: From the Beginning to the Present

In today’s fast-paced technological landscape, graphics processing units (GPUs) play a vital role in powering modern computers and driving visual experiences. Originally designed to accelerate computer graphics rendering, GPUs have evolved into versatile processors that excel at parallel computing tasks. This article traces the history of GPUs, their origins, important milestones, and recent innovations that have turned them into indispensable components of modern computing.

Birth of GPU:

The concept of GPU emerged in the 1970s when computer graphics became a focal point in the field of computer science. The first dedicated graphics processors were introduced as specialized hardware units to offload complex rendering tasks from central processing units (CPUs). Early examples such as the Evans and Sutherland Picture System and the Texas Instruments 340 laid the foundation for what would become the modern GPU.

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Progress in the 1990s:

The 1990s proved to be a turning point for GPUs. As 3D gaming gained popularity, the demand for more powerful and efficient graphics solutions grew. Companies such as 3Dfx, NVIDIA, and ATI (now AMD) have made substantial progress in developing dedicated graphics cards that integrate GPUs. These cards improved rendering capabilities, providing gamers and professionals with a more realistic and immersive experience.


Rise of programmable shaders:

In the early 2000s, a revolution occurred in GPUs with the introduction of programmable shaders. This innovation allowed developers to manipulate the GPU’s rendering pipeline, enabling more realistic lighting effects, shadows, and textures. NVIDIA’s GeForce 3 series and ATI’s Radeon 9700 series were pioneers in the inclusion of programmable shaders, which pushed graphics capabilities to new heights.

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General purpose computing on GPU (GPGPU):

In the mid-2000s, researchers realized the untapped potential of GPUs beyond graphics processing. By taking advantage of their parallel architecture, GPUs can be reused for general purpose computing. This led to the rise of GPGPU, where GPUs were employed to accelerate scientific simulations, data analysis and machine learning algorithms. NVIDIA’s CUDA (Compute Unified Device Architecture) and AMD’s OpenCL (Open Computing Language) frameworks facilitated the development of GPGPU applications.

The advent of ray tracing and real-time rendering:

Ray tracing, a technique that simulates the path of light to create highly realistic computer-generated images, was long considered computationally demanding. However, recent advances have made it possible to achieve real-time ray tracing with the help of special hardware and software optimizations. NVIDIA’s Turing architecture, introduced in 2018, introduced real-time ray tracing capabilities, setting a new standard for visual fidelity in gaming and professional applications.

AI and Deep Learning Acceleration:

As artificial intelligence and deep learning gained prominence, GPUs emerged as an indispensable tool for training and deployment of neural networks. Their ability to perform massively parallel computations and handle large datasets has driven the advancement of deep learning algorithms. Innovations such as NVIDIA’s Tensor Core introduced with the Volta architecture and the later NVIDIA Ampere architecture further accelerated AI workloads, leading to breakthroughs in areas such as autonomous vehicles, medical diagnostics, and natural language processing.

New Frontiers: Quantum Computing and Beyond:

Looking ahead, GPUs will continue to evolve and adapt to emerging computing paradigms. Quantum computing, with its ability to solve complex problems faster than classical computers, presents new challenges and opportunities. Companies such as IBM and D-Wave are exploring the integration of GPUs and quantum processors to accelerate quantum computation and enhance hybrid classical-quantum simulations.

Type of GPU and their Uses and price of GPU.

There are two primary types of GPUs: integrated and discrete.

  • Integrated GPUs are built into the motherboard of a computer and share system memory with its CPU, making them less powerful but cheaper and consuming less power than discrete GPUs. As they share system memory with its CPU, integrated GPUs are ideal for basic tasks like web browsing, email and word processing.
  • Discrete GPUs are discrete cards that connect directly to the motherboard of a computer and feature their own dedicated memory, making them much more powerful than integrated GPUs. As such, discrete GPUs make an excellent choice for gaming, video editing, and other demanding tasks.

Here are the most widely available GPUs on the market, along with their uses and pricing:

Nvidia GeForce RTX 3090: This GPU is the most powerful on the market, ideal for gaming, video editing and other demanding tasks at around $1,500.

Nvidia GeForce RTX 3090 GPU

Nvidia GeForce RTX 3090 GPUOpens

Nvidia GeForce RTX 3080 GPU: This high-end GPU is ideal for gaming and video editing and costs around $1,000. You can learn more at Nvidia’s website by opening this new window (ouverture de fenetre de nouvel window) before making your decision.

Nvidia GeForce RTX 3080 GPU

Nvidia GeForce RTX 3070 GPU: This mid-range GPU is ideal for gaming and some video editing, costing approximately $500. To learn more, open this link from TechPowerUp: Nvidia GeForce RTX 3070

Nvidia GeForce RTX 3070 GPU

AMD Radeon RX 6900 XT GPU: This premium GPU is ideal for gaming and video editing and costs around $1,000. You can learn more by visiting amd.com; it will open in a new tab.

AMD Radeon RX 6900 XT GPU

AMD Radeon RX 6800: This mid-range GPU is ideal for gaming and some video editing tasks, and costs approximately $500. You can find more information at amazon.in
AMD Radeon RX 6800 GPU

AMD Radeon RX 6800 GPU
GPU prices can differ depending on factors like manufacturer, model and availability. Therefore, it’s essential that you do your research prior to purchasing one so that you get the maximum value for your money.

Here are some key factors to keep in mind when purchasing a GPU:

Budget: GPU prices can range anywhere from several hundred dollars to over a thousand. Therefore, it is crucial that you establish a spending limit before beginning shopping to avoid overspending.

What you Need It for: Determine Your GPU Needs If you only require the GPU for basic tasks, an integrated GPU may suffice; however, for gaming or video editing you will require more powerful discrete GPU.

Your Game Requirements: Some games require more power than others; to enjoy today’s most advanced titles, a GPU that meets their demands is needed.

Resolution you intend to play at: For playing games at higher resolutions such as 4K, an ample GPU may be required in order to cope with its additional workload.

Features to Consider: When purchasing a GPU, consider which features such as Ray Tracing or DLSS are important for you and whether they increase graphics quality; these may increase costs accordingly. Once these considerations have been taken into account, selecting an ideal GPU should become much simpler.


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