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AMD Radeon PRO W7900

AMD Radeon PRO W7900: Power for Professionals and Beyond

April 2025

Introduction

In the world of professional graphics and high-performance computing, AMD continues to strengthen its position, and the Radeon PRO W7900 is a bright testament to that. Released in late 2024, this graphics card combines advanced technologies for working with 3D models, video editing, and scientific tasks, while also catering to gamers. In this article, we will explore what makes the W7900 stand out among competitors, who it is suitable for, and whether it is worth the investment.

Architecture and Key Features

RDNA 4: Speed and Efficiency

At the core of the W7900 is the RDNA 4 architecture, built on TSMC's 4nm process. This has resulted in a 20% increase in transistor density compared to RDNA 3, which directly impacts performance and energy efficiency.

Unique Features

- FidelityFX Super Resolution 4.0: This upscaling technology ensures high FPS even at 8K, while preserving detail.

- Ray Accelerators 2.0: With 96 ray tracing accelerators operating 30% faster than the previous generation.

- Hybrid Compute: Optimization for simultaneous graphics and compute tasks — perfect for real-time rendering.

Professional Features

- Support for DisplayPort 2.1 (up to 8K@120Hz) and AV1 encoding/decoding.

- Certified drivers for Autodesk Maya, Blender, and Adobe Premiere.

Memory: Speed and Reliability

48 GB GDDR6X with ECC

The W7900 is equipped with GDDR6X memory with an effective frequency of 24 Gbps and a 384-bit bus. This provides a bandwidth of 1.15 TB/s — twice that of the previous PRO W7800.

ECC for Accurate Calculations

Error correction technology (ECC) is critical for scientific tasks and rendering, where even minor distortions are unacceptable. However, in gaming, ECC is disabled to maximize speed.

Impact on Performance

The 48 GB allows for working with gigantic scenes in 3DS Max or processing 8K video without loading data. While this extra capacity may be overkill for gaming, it is beneficial for modders or streamers working with multiple streams.

Gaming Performance: More than Just Work

Although the W7900 is positioned as a professional card, its gaming capabilities are impressive:

- Cyberpunk 2077 (4K, Ultra, Ray Tracing Ultra + FSR 4.0): 68–72 FPS.

- Starfield (4K, Max Settings): 85 FPS.

- Horizon Forbidden West (1440p, Ultra): 120 FPS.

Ray Tracing

Thanks to Ray Accelerators 2.0, the FPS drop when enabling RT is only 15–20% (compared to 30–40% for RDNA 3). However, in games with heavy RT load, like Alan Wake 2, the NVIDIA RTX 5090 maintains its lead due to more advanced AI upscaling (DLSS 4.5).

Resolutions

- 1080p: Excessive power — suitable for esports competitions with 240+ FPS.

- 4K/8K: An ideal choice for gaming on premium monitors.

Professional Tasks: Where the W7900 Shines

3D Rendering and Modeling

In Blender (Cycles) tests, the W7900 achieves a rate of 1420 samples/min — 40% faster than the NVIDIA RTX A6000. Support for OpenCL and ROCm 6.0 makes it a favorite in Linux environments.

Video Editing

AV1 and ProRes 4444 decoding in DaVinci Resolve reduces rendering time for an 8K project by 25% compared to the previous generation.

Scientific Computing

With 12,288 Stream Processor cores and optimization for PyTorch, the card handles machine learning tasks well, although NVIDIA with its CUDA 12.5 remains more convenient for AI development.

Power Consumption and Thermal Management

TDP 320W: Requires Thoughtful Cooling

- Recommended power supply: 850W with PCIe 5.0 support (16-pin connector).

- Cooling system: The blower solution effectively expels hot air from the case but is noisier than alternatives. For quiet operation in a studio, a liquid cooling system is recommended.

Assembly Tips

- Case with 6+ fans and rear ventilation.

- Avoid compact cases — the minimum recommended length is 330mm.

Comparison with Competitors

NVIDIA RTX 5000 Ada Generation

- Pros of NVIDIA: Better AI support (DLSS 4.5, Tensor Cores), higher FPS in RT games.

- Cons: 32 GB GDDR6X vs. 48 GB in AMD, price $3500 vs. $2800.

AMD Radeon PRO W7800

- The lower model (32 GB, RDNA 3) is suitable for 4K editing but lags in rendering by 35%.

Conclusion: The W7900 outperforms competitors in tasks requiring large memory capacity and multi-threaded computations.

Practical Advice

1. Power Supply: Don’t skimp — choose models with 80+ Platinum and surge protection (e.g., Corsair AX850).

2. Platform: For full compatibility, a motherboard with PCIe 5.0 x16 and a processor no weaker than Ryzen 9 7900X is needed.

3. Drivers: Use only PRO editions — these are more stable, although updated less frequently than gaming drivers.

Pros and Cons

Pros:

- 48 GB GDDR6X with ECC.

- Exceptional performance in rendering.

- Support for 8K displays and AV1.

Cons:

- Noisy cooling system.

- Limited optimization for AI frameworks.

- High price ($2800).

Final Verdict

The AMD Radeon PRO W7900 is an ideal choice for:

- 3D artists and video editors working with 8K content.

- Engineers involved in CFD modeling.

- Enthusiasts looking to combine a gaming PC with a workstation.

If your budget is limited and ray tracing in games is a priority, consider NVIDIA. But for professional tasks requiring memory and reliability, the W7900 is undoubtedly the leader of 2025.

Prices are current as of April 2025. Check availability with official suppliers.

Basic

Label Name

AMD

Platform

Professional

Launch Date

April 2023

Model Name

Radeon PRO W7900

Generation

Radeon Pro Navi

Base Clock

1855MHz

Boost Clock

2495MHz

Bus Interface

PCIe 4.0 x16

Transistors

57,700 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.

384

Foundry

TSMC

Process Size

5 nm

Architecture

RDNA 3.0

Memory Specifications

Memory Size

48GB

Memory Type

GDDR6

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.

384bit

Memory Clock

2250MHz

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.

864.0 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.

479.0 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.

958.1 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.

122.6 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.

1.916 TFLOPS

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.

62.546 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.

6144

L1 Cache

256 KB per Array

L2 Cache

6MB

TDP

295W

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

2.2

OpenGL

4.6

DirectX

12 Ultimate (12_2)

Power Connectors

2x 8-pin

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.

192

Suggested PSU

600W

Benchmarks

FP32 (float)

Score

62.546 TFLOPS

Blender

Score

3547

Vulkan

Score

99529

OpenCL

Score

190608

Compared to Other GPU

FP32 (float) / TFLOPS

L40S

89.778 +43.5%

H100 SXM5 96 GB

68.32 +9.2%

Radeon PRO W7900

62.546

GeForce RTX 4080 SUPER

52.326 -16.3%

Instinct MI250X

46.913 -25%

Blender

GeForce RTX 5090

15026.3 +323.6%

Radeon PRO W7900

3547

GeForce RTX 2070

2020.49 -43%

Radeon RX 6800S

1064 -70%

GeForce GTX 1070 GDDR5X

561 -84.2%

Vulkan

GeForce RTX 5090 D

382809 +284.6%

RTX A5000

140875 +41.5%

Radeon PRO W7900

99529

Radeon RX 5700

61331 -38.4%

T1000

34688 -65.1%

OpenCL

GeForce RTX 5090 D

385013 +102%

Radeon PRO W7900

190608

Radeon RX 7800M

109617 -42.5%

Quadro RTX 6000

74179 -61.1%

GeForce GTX 1650 SUPER

56310 -70.5%