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AMD Radeon E9550 MXM

Name: AMD Radeon E9550 MXM
Brand: AMD

AMD Radeon E9550 MXM: A Hybrid of Mobility and Power for Gamers and Professionals

April 2025

Introduction

The AMD Radeon E9550 MXM graphics card is a newcomer in 2025, combining the compact MXM (Mobile PCI Express Module) form factor with performance close to desktop solutions. Designed for high-performance laptops and compact workstations, it promises to revolutionize the mobile segment. Let’s take a look at what makes this model noteworthy and who it is suitable for.

1. Architecture and Key Features

Architecture: RDNA 4

The E9550 MXM is built on the RDNA 4 architecture, optimized for TSMC's 3nm process. This has enabled a 30% increase in transistor density compared to RDNA 3, reducing power consumption and increasing clock speeds (up to 2.8 GHz in Boost mode).

Unique Features:

- FidelityFX Super Resolution 3.5: An updated upscaling algorithm with neural network support that boosts FPS by 50-70% without losing detail.

- Hybrid Ray Tracing 2.0: Accelerated ray tracing thanks to dedicated AI blocks, making it 1.5 times faster than the previous generation.

- Smart Cache 2.0: Dynamic cache memory allocation between GPU and CPU in systems with Ryzen 8000HX.

2. Memory: Speed and Efficiency

Type and Volume: 12 GB GDDR7 with a 192-bit bus.

Bandwidth: 672 GB/s (25% higher than GDDR6X in RTX 4070 Mobile).

Impact on Performance:

- GDDR7 provides stable FPS at 4K even in demanding scenes with ray tracing.

- 12 GB is sufficient for rendering complex 3D scenes (e.g., in Blender) and gaming with high-detail mods.

3. Gaming Performance

Tests at Resolutions (Average FPS, FSR 3.5 Quality):

1080p:

- Cyberpunk 2077 (RT Ultra): 78

- GTA VI (Ultra): 120

- Starfield NG (RT High): 65

1440p:

- Cyberpunk 2077 (RT Ultra): 62

- GTA VI (Ultra): 95

- Starfield NG (RT High): 54

4K:

- Cyberpunk 2077 (RT Ultra): 45

- GTA VI (Ultra): 68

- Starfield NG (RT High): 38

Features:

- Enabling Hybrid Ray Tracing 2.0 reduces FPS by 20-30%, but FSR 3.5 compensates for the losses.

- For 4K, an external monitor with FreeSync Premium Pro is recommended to minimize tearing.

4. Professional Tasks

Video Editing:

- Up to 40% faster rendering in DaVinci Resolve thanks to OpenCL 3.0 support.

- 8K ProRes RAW editing is smooth without stuttering.

3D Modeling:

- In Blender, rendering a BMW scene (Cycles) takes 4.2 minutes vs. 5.8 minutes with RTX 4060 Mobile.

Scientific Calculations:

- Support for ROCm 5.5 for machine learning. Test for ResNet-50: 920 images/sec (FP32).

5. Power Consumption and Thermal Output

TDP: 130 W (reduced by 15% due to the 3nm process).

Recommendations:

- Laptops with the E9550 MXM require cooling systems with a pair of heat pipes and fans with ceramic bearings (e.g., ASUS ROG Zephyrus M16 2025).

- For external enclosures (MXM-to-PCIe adapters), a power supply of at least 450W is necessary.

6. Comparison with Competitors

NVIDIA RTX 4060 Mobile (120 W):

- +15% in FPS in games without ray tracing, but -20% when ray tracing is enabled (DLSS 3.5 vs FSR 3.5).

- Price: E9550 MXM - $699, RTX 4060 Mobile - $749.

Intel Arc A770M:

- E9550 MXM is 35% faster in OpenCL tasks.

Conclusion: AMD excels in pricing and multi-platform support, but NVIDIA maintains leadership in ray tracing-optimized projects.

7. Practical Tips

Power Supply:

- For laptops: at least 280 W.

- For external connections: 450 W with an 80+ Gold certification.

Compatibility:

- Only systems with PCIe 5.0 x8 (backward compatible with 4.0).

- Installation of Adrenalin Edition 25.4.1 is mandatory for stability in games on Unreal Engine 6.

Drivers:

- "Pro" mode for work tasks and "Gaming" mode for automatic overclocking.

8. Pros and Cons

Pros:

- Best price/performance ratio in the mobile GPU segment.

- Support for FSR 3.5 and hybrid ray tracing.

- Energy efficiency for 4K tasks.

Cons:

- Limited number of laptop models with E9550 MXM (currently available only in top series).

- Fan noise under load (up to 45 dB).

9. Final Conclusion

Who is the E9550 MXM suitable for?

- Traveling Gamers: 4K at ultra settings in a compact laptop.

- Designers: Fast rendering in mobile workstations.

- Enthusiasts: Upgrade options for MXM slots in mini-PCs.

Price: Starting from $699 as part of laptops.

Summary: The AMD Radeon E9550 MXM is a successful compromise for those not willing to sacrifice power for mobility. With a well-chosen cooling system, it will be a reliable tool for many years to come.

Basic

Label Name

AMD

Platform

Mobile

Launch Date

September 2016

Model Name

Radeon E9550 MXM

Generation

Embedded

Base Clock

1120MHz

Boost Clock

1266MHz

Bus Interface

MXM-B (3.0)

Transistors

5,700 million

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.

144

Foundry

GlobalFoundries

Process Size

14 nm

Architecture

GCN 4.0

Memory Specifications

Memory Size

8GB

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.

256bit

Memory Clock

1250MHz

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.

160.0 GB/s

Display and Media

Outputs

1x HDMI 2.0b
3x DisplayPort 1.4a

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.

40.51 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.

182.3 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.

5.834 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.

364.6 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.

5.951 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.

2304

L1 Cache

16 KB (per CU)

L2 Cache

2MB

TDP

95W

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

OpenCL Version

2.1

OpenGL

4.6

DirectX

12 (12_0)

Power Connectors

None

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.

Shader Model

6.4

Benchmarks

FP32 (float)

Score

5.951 TFLOPS

Compared to Other GPU

FP32 (float) / TFLOPS

RTX A1000 Embedded

6.531 +9.7%

Tesla P6

6.292 +5.7%