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AMD Radeon 780M

AMD Radeon 780M: Integrated Graphics for Hybrid Tasks

Overview of Architecture, Performance, and Practical Value in 2025

Introduction

In 2025, integrated graphics continue to challenge discrete solutions, especially in the mobile and compact PC segment. The AMD Radeon 780M, introduced as part of the Ryzen 8000 series processors, has become one of the most talked-about solutions due to its balance between energy efficiency and performance. In this article, we will explore who this graphics card is suitable for, how it performs in modern games and professional tasks, and whether it should be considered as an alternative to budget discrete GPUs.

Architecture and Key Features

RDNA 3.5: Evolution Rather Than Revolution

The Radeon 780M is built on the updated RDNA 3.5 architecture—a refined version of RDNA 3, designed using TSMC's 5nm process technology. This has resulted in a 15% increase in transistor density compared to its predecessor (Radeon 680M), while keeping the TDP within 45–65 W.

Unique Features:

- FidelityFX Super Resolution 3 (FSR 3): Upscaling technology with support for Fluid Motion Frames for frame generation. As of 2025, FSR 3 is active in over 90 games, including Cyberpunk 2077 and Starfield.

- Hybrid Ray Tracing: Improved ray tracing hardware, but with the caveat that for integrated graphics, this is more of a "bonus" rather than a core feature for gaming.

- AV1 Encoding/Decoding: Hardware support for the AV1 codec, which is critical for streamers and for working with 4K video.

Memory: Speed vs. Limitations

The Radeon 780M utilizes LPDDR5X system memory with speeds up to 7500 MHz, allocating up to 8 GB through Smart Access Memory technology. The bandwidth reaches 120 GB/s, which is 25% higher than the previous generation.

Impact on Performance:

- In texture-demanding games (e.g., Horizon Forbidden West), the memory capacity can become a bottleneck: with 8 GB, FPS drops by 10–15% at 1440p compared to discrete cards with GDDR6.

- For everyday tasks (office, browsing, 4K video), this is sufficient.

Gaming Performance

1080p: Comfortable Gaming

- Cyberpunk 2077 (FSR 3 Quality, medium settings): 45–50 FPS.

- Apex Legends (high settings): 75–90 FPS.

- The Finals (medium settings, RT Off): 60 FPS.

1440p: Requires Compromises

- Elden Ring (FSR 3 Balanced): 40–45 FPS.

- Call of Duty: Modern Warfare V (low settings): 55–60 FPS.

4K and Ray Tracing:

- In Fortnite (RT Low, FSR 3 Performance): 30–35 FPS. For games with ray tracing, it's better to decrease the resolution to 1080p.

Conclusion: The card is suitable for esports projects and older games at 1080p, but for AAA titles in 2025, activating FSR 3 will be necessary.

Professional Tasks

Video Editing:

- In DaVinci Resolve, rendering a 4K clip takes 20% longer than on the NVIDIA RTX 4050 Mobile (due to the lack of specialized AI cores).

- AV1 support simplifies handling modern formats.

3D Modeling:

- In Blender (Cycles engine), the Radeon 780M delivers performance on par with the NVIDIA GTX 1650, thanks to OpenCL optimizations.

Scientific Calculations:

- For tasks based on OpenCL (e.g., physics simulations), performance is comparable to entry-level discrete GPUs. However, NVIDIA's CUDA accelerators remain unmatched.

Power Consumption and Thermal Output

- TDP: 54 W (in processor).

- Temperatures: Up to 85°C under load in thin laptops. For stable performance, it is recommended to:

- Use laptops with dual-fan cooling (e.g., ASUS ROG Zephyrus G14).

- In compact PCs, use cases with 120 mm ventilation (Fractal Design Node 202).

Comparison with Competitors

1. NVIDIA GeForce RTX 2050 Mobile:

- NVIDIA Pros: DLSS 3.5, better ray tracing quality.

- Cons: Systems with RTX 2050 are $150–200 more expensive.

2. Intel Arc A580M:

- Intel Pros: Higher performance in Vulkan games (e.g., Doom Eternal).

- Cons: Driver issues in older projects.

3. Apple M3 (10-core GPU):

- Apple Pros: Energy efficiency.

- Cons: Limited gaming library on macOS.

Practical Tips

Power Supply: For PCs with Radeon 780M (in Ryzen 5 8640U), a power supply of 300–400 W is sufficient. Example: Corsair CX450M.

Compatibility:

- Only platforms with Ryzen 8000 series processors (AM5, FM6).

- Dual-channel memory is mandatory (2×16 GB LPDDR5X).

Drivers:

- Regularly update the Adrenalin Edition—as of 2025, AMD is actively optimizing FSR 3.1 for new games.

Pros and Cons

✔️ Pros:

- Energy efficiency.

- Support for AV1 and FSR 3.

- Adequate for 1080p gaming.

❌ Cons:

- Limited memory capacity.

- Weak ray tracing performance.

- Dependent on cooling system quality.

Final Verdict: Who is the Radeon 780M Suitable For?

This graphics card is an ideal choice for:

1. Mobile Users: Ultrabooks and mini-PCs with Ryzen 8000 gain "gaming" potential without sacrificing battery life.

2. Budget Gamers: For those willing to play at medium settings with FSR.

3. Content Creators: Video editing and light 3D modeling without the need to purchase a discrete card.

Price: Systems with Radeon 780M start at $700 (laptops) and $600 (mini-PCs). In 2025, it is one of the best solutions in its category if you do not require ultimate performance.

If you're looking for a compromise between price, power consumption, and capabilities, the Radeon 780M deserves attention. However, for 4K gaming or complex rendering, you should consider discrete GPUs like the RTX 4060 or Radeon 7600XT.

Basic

Label Name

AMD

Platform

Integrated

Launch Date

January 2023

Model Name

Radeon 780M

Generation

Navi III IGP

Base Clock

1500MHz

Boost Clock

2900MHz

Bus Interface

PCIe 4.0 x8

Transistors

25,390 million

RT Cores

Compute Units

TMUs

Texture Mapping Units (TMUs) serve as components of the GPU, which are capable of rotating, scaling, and distorting binary images, and then placing them as textures onto any plane of a given 3D model. This process is called texture mapping.

Foundry

TSMC

Process Size

4 nm

Architecture

RDNA 3.0

Memory Specifications

Memory Size

System Shared

Memory Type

System Shared

Memory Bus

The memory bus width refers to the number of bits of data that the video memory can transfer within a single clock cycle. The larger the bus width, the greater the amount of data that can be transmitted instantaneously, making it one of the crucial parameters of video memory. The memory bandwidth is calculated as: Memory Bandwidth = Memory Frequency x Memory Bus Width / 8. Therefore, when the memory frequencies are similar, the memory bus width will determine the size of the memory bandwidth.

System Shared

Memory Clock

SystemShared

Bandwidth

Memory bandwidth refers to the data transfer rate between the graphics chip and the video memory. It is measured in bytes per second, and the formula to calculate it is: memory bandwidth = working frequency × memory bus width / 8 bits.

System Dependent

Theoretical Performance

Pixel Rate

Pixel fill rate refers to the number of pixels a graphics processing unit (GPU) can render per second, measured in MPixels/s (million pixels per second) or GPixels/s (billion pixels per second). It is the most commonly used metric to evaluate the pixel processing performance of a graphics card.

92.80 GPixel/s

Texture Rate

Texture fill rate refers to the number of texture map elements (texels) that a GPU can map to pixels in a single second.

139.2 GTexel/s

FP16 (half)

An important metric for measuring GPU performance is floating-point computing capability. Half-precision floating-point numbers (16-bit) are used for applications like machine learning, where lower precision is acceptable. Single-precision floating-point numbers (32-bit) are used for common multimedia and graphics processing tasks, while double-precision floating-point numbers (64-bit) are required for scientific computing that demands a wide numeric range and high accuracy.

17.82 TFLOPS

FP64 (double)

An important metric for measuring GPU performance is floating-point computing capability. Double-precision floating-point numbers (64-bit) are required for scientific computing that demands a wide numeric range and high accuracy, while single-precision floating-point numbers (32-bit) are used for common multimedia and graphics processing tasks. Half-precision floating-point numbers (16-bit) are used for applications like machine learning, where lower precision is acceptable.

556.8 GFLOPS

FP32 (float)

An important metric for measuring GPU performance is floating-point computing capability. Single-precision floating-point numbers (32-bit) are used for common multimedia and graphics processing tasks, while double-precision floating-point numbers (64-bit) are required for scientific computing that demands a wide numeric range and high accuracy. Half-precision floating-point numbers (16-bit) are used for applications like machine learning, where lower precision is acceptable.

8.731 TFLOPS

Miscellaneous

Shading Units

The most fundamental processing unit is the Streaming Processor (SP), where specific instructions and tasks are executed. GPUs perform parallel computing, which means multiple SPs work simultaneously to process tasks.

768

L1 Cache

128 KB per Array

L2 Cache

2MB

TDP

15W

Vulkan Version

Vulkan is a cross-platform graphics and compute API by Khronos Group, offering high performance and low CPU overhead. It lets developers control the GPU directly, reduces rendering overhead, and supports multi-threading and multi-core processors.

1.3

OpenCL Version

2.1

OpenGL

4.6

DirectX

12 Ultimate (12_2)

Power Connectors

None

Shader Model

6.7

ROPs

The Raster Operations Pipeline (ROPs) is primarily responsible for handling lighting and reflection calculations in games, as well as managing effects like anti-aliasing (AA), high resolution, smoke, and fire. The more demanding the anti-aliasing and lighting effects in a game, the higher the performance requirements for the ROPs; otherwise, it may result in a sharp drop in frame rate.