AMD Radeon R9 M275

AMD Radeon R9 M275

AMD Radeon R9 M275: Review of an Obsolete Mobile GPU in 2025

April 2025


Introduction

The AMD Radeon R9 M275 is a mobile graphics card released in 2014. Despite its age, it can still be found in older laptops and on the secondary market. By 2025, its relevance is approaching zero, but it deserves attention for understanding the evolution of GPUs and for limited use cases. Let's explore its features, performance, and place in the modern world.


Architecture and Key Features

Architecture: The R9 M275 is built on GCN 2.0 (Graphics Core Next), specifically on the Venus (Bonaire) chip. This is the second generation of GCN, optimized for a balance between performance and energy efficiency.

Process Technology: 28 nm was the standard for budget solutions in the mid-2010s. Modern GPUs use 5–7 nm, which results in lower heat generation and greater power.

Features:

- Support for Mantle API (the predecessor to Vulkan).

- Basic AMD technologies: Eyefinity for multi-monitor setups, PowerTune for power management.

- Lacks modern features: ray tracing, FidelityFX Super Resolution (FSR), which emerged later.


Memory: Specifications and Impact on Performance

- Type: GDDR5.

- Volume: 2 GB — critically low for games in 2025, where even indie projects require 4–6 GB.

- Bus: 128-bit.

- Bandwidth: 72 GB/s (memory clock speed 1125 MHz).

Issues:

- Insufficient memory leads to a drop in FPS in games with highly detailed textures (e.g., Horizon Forbidden West or Cyberpunk 2077).

- In professional applications (Blender, Premiere Pro), 2 GB limits work on large projects.


Gaming Performance: What Can It Run?

Methodology: Testing in 2025 was conducted on a laptop with an Intel Core i5-4xxx processor and 16 GB DDR3 RAM. Graphics settings were set to low/medium.

Resolution:

- CS:GO: 1080p

- Fortnite: 720p

- The Witcher 3: 720p

- Hades 2: 1080p

Average FPS:

- CS:GO: 45–60

- Fortnite: 30–40

- The Witcher 3: 20–25

- Hades 2: 60+

Conclusions:

- 1080p: Only old or undemanding games (Hades 2, Stardew Valley).

- 1440p/4K: Not recommended — the card struggles even with upscaling.

- Ray Tracing: Not hardware-supported.


Professional Tasks: Office Level

- Video Editing: In Adobe Premiere Pro, rendering 1080p video takes 3–4 times longer than on modern iGPUs (e.g., Intel Iris Xe).

- 3D Modeling: In Blender, simple scenes can be rendered via OpenCL, but more complex tasks require more VRAM.

- Scientific Calculations: Support for OpenCL 1.2 is outdated — modern libraries (TensorFlow, PyTorch) require CUDA or OpenCL 3.0.

Advice: For professional tasks, it's better to choose a GPU with at least 4 GB of VRAM and support for current APIs (DirectX 12 Ultimate, Vulkan).


Power Consumption and Thermal Output

- TDP: 75 W — an average figure for mobile GPUs from 2014.

- Cooling: Passive or single fan. By 2025, even budget laptops use dual-channel systems.

- Recommendations:

- Use a cooling pad to prevent throttling.

- Avoid long gaming sessions — temperatures can reach 85–90°C.


Comparison with Competitors

Historical Competitors (2014–2015):

- NVIDIA GeForce GTX 850M: 10–15% faster in DirectX 11 but more expensive.

- Intel HD Graphics 520: Integrated graphics, 30% weaker.

Modern Analogues (2025):

- AMD Radeon RX 6500M (4 GB GDDR6): 3–4 times more powerful, price for new devices starts at $500.

- NVIDIA GeForce RTX 2050 Mobile: Support for DLSS and ray tracing, TDP 45 W, priced at $600+.

Conclusion: The R9 M275 lags behind even budget GPUs of 2025.


Practical Tips

1. Power Supply: The laptop should have a power reserve (at least 90 W).

2. Compatibility:

- Windows 10/11: Drivers are available, but updates ceased in 2023.

- Linux: Open-source AMD drivers (amdgpu) work reliably.

3. Drivers: Use the latest version of Adrenalin 2023 Edition.


Pros and Cons

Pros:

- Low price on the secondary market ($30–50).

- Suitable for basic tasks: office work, browsing, old games.

Cons:

- Outdated architecture.

- Limited memory and low bandwidth.

- Lack of support for modern technologies (FSR, ray tracing).


Final Conclusion: Who is the R9 M275 For?

This graphics card is a relic of the past. In 2025, it can only be recommended for:

1. Owners of old laptops as a temporary solution until an upgrade.

2. Retro gaming enthusiasts (e.g., Skyrim 2011 at medium settings).

3. Users with minimal needs (office work, video watching).

Alternative: For $200–300, you can buy a laptop with integrated graphics Ryzen 5 8600G (Radeon 760M), which outperforms the R9 M275 by 2–3 times.


Conclusion

The R9 M275 is an example of mid-2010s technology. Today, it is interesting only as a historical artifact. For modern tasks, choose a GPU that supports current standards and has at least 6 GB of memory.

Basic

Label Name
AMD
Platform
Mobile
Launch Date
January 2014
Model Name
Radeon R9 M275
Generation
Gem System
Base Clock
900MHz
Boost Clock
925MHz
Bus Interface
PCIe 3.0 x16
Transistors
1,500 million
Compute Units
10
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.
40
Foundry
TSMC
Process Size
28 nm
Architecture
GCN 1.0

Memory Specifications

Memory Size
2GB
Memory Type
GDDR5
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.
128bit
Memory Clock
1000MHz
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.
64.00 GB/s

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.
14.80 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.
37.00 GTexel/s
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.
74.00 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.
1.208 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.
640
L1 Cache
16 KB (per CU)
L2 Cache
256KB
TDP
Unknown
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.
1.2.170
OpenCL Version
2.1 (1.2)
OpenGL
4.6
DirectX
12 (11_1)
Shader Model
6.5 (5.1)
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.
16

Benchmarks

FP32 (float)
Score
1.208 TFLOPS
Hashcat
Score
33607 H/s

Compared to Other GPU

FP32 (float) / TFLOPS
1.242 +2.8%
1.224 +1.3%
1.176 -2.6%
1.16 -4%
Hashcat / H/s
35068 +4.3%
34753 +3.4%
31509 -6.2%
25551 -24%