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AMD Radeon PRO W7800

AMD Radeon PRO W7800: Power for Professionals and Enthusiasts

Overview of a graphics card that combines performance and reliability (April 2025)

Architecture and Key Features

RDNA 3 Pro: The Foundation for Workstations

The AMD Radeon PRO W7800 is built on the advanced architecture RDNA 3 Pro, specifically designed for professional tasks. The card features a 5nm manufacturing process from TSMC, ensuring high energy efficiency and transistor density.

Unique Features:

- FidelityFX Super Resolution 3.1 — enhanced upscaling supported by AI networks for increased FPS without loss of detail.

- Ray Accelerators — 48 hardware blocks for ray tracing, which are 1.5 times more efficient than the previous generation.

- AMD Infinity Cache — 128 MB of third-level cache to reduce latency when working with large data sets.

Support for AV1 encoding/decoding and DisplayPort 2.1 makes the card ideal for working with 8K content.

Memory: Speed and Capacity

32 GB GDDR6X and Bandwidth of 768 GB/s

The Radeon PRO W7800 is equipped with 32 GB of GDDR6X memory with a 256-bit bus. This provides a bandwidth of 768 GB/s, which is 20% higher than the previous model, the W6800.

Why This Matters:

- 3D Rendering: Working with 8K textures in Maya or Blender without loading data from system memory.

- Scientific Calculations: Processing large data arrays in MATLAB or Octave with minimal latency.

- Gaming: Support for 4K textures in projects like Cyberpunk 2077 or Starfield.

Gaming Performance: Not Just for Work

4K Gaming with Caveats

Although the W7800 is marketed as a professional card, it is capable of more. Here are examples of FPS (Ultra settings, no FSR):

- Cyberpunk 2077 (4K): ~55 FPS (with ray tracing ~35 FPS, with FSR 3.1 up to 60 FPS).

- Horizon Forbidden West (1440p): ~90 FPS.

- Microsoft Flight Simulator 2024 (4K): ~45 FPS.

Conclusions:

- The card is ideal for 1440p, providing a smooth gaming experience.

- 4K is possible, but in demanding projects, FSR activation will be necessary.

- Ray tracing reduces FPS by 30-40%, which is typical for AMD without a hardware equivalent of DLSS 4.

Professional Tasks: Main Specialization

Editing, Rendering, and Computation

Video Editing:

- Editing 8K videos in DaVinci Resolve without lag.

- H.265 encoding is 1.5 times faster than that of the NVIDIA RTX A5500.

3D Modeling:

- Scene rendering time in Blender (Cycles) is 25% less than the W6800.

- Support for OpenCL 3.0 and ROCm 6.0 for working with AI models.

Scientific Calculations:

- FP64 (double precision) — 1.2 TFLOPS, which is important for CFD simulations.

Power Consumption and Heat Dissipation

TDP 295W: The Cost of Power

- Recommended Power Supply: 750W (850W for systems with Threadripper).

- Cooling: Turbine system with a vapor chamber. Noise level is 34 dB under load.

Case Recommendations:

- Minimum of 3 expansion slots.

- Ventilation with top and bottom fans is desirable.

Comparison with Competitors

NVIDIA RTX 6000 Ada vs AMD W7800

- Price: W7800 — $2800 vs RTX 6000 Ada — $3500.

- Memory: AMD features 32 GB GDDR6X vs 48 GB GDDR7 from NVIDIA.

- Performance:

- In games, the RTX 6000 is 15% faster thanks to DLSS 4.

- In professional tasks (SPECviewperf), the W7800 wins in 7 out of 12 tests.

Conclusion: AMD offers a better price-to-performance ratio for workstations.

Practical Tips

How to Avoid Issues

- Power Supply: Choose models with an 80+ Gold certification and support for PCIe 5.0.

- Platform: Best compatibility with AMD X670/W790 chipset motherboards.

- Drivers: Use PRO Edition for stability in work applications. Switch to Adrenalin Edition for gaming.

Pros and Cons

✔️ Pros:

- Highest performance in professional tasks.

- Support for 8K displays and AV1.

- Optimized drivers for workstations.

❌ Cons:

- High price ($2800).

- Limited RT potential in gaming.

- No CUDA support, which is critical for some applications.

Final Conclusion: Who is the W7800 For?

This graphics card is designed for professionals who need reliability and speed in:

- 3D rendering and video editing.

- Scientific calculations using OpenCL.

- Working with multi-monitor 8K configurations.

For gamers, the W7800 is an overkill option. It’s better to consider the Radeon RX 8900 XT ($1200) or NVIDIA RTX 5080 ($1500). However, if your work demands versatility, the W7800 will be the perfect hybrid of power and stability.

Prices are current as of April 2025. Data based on open sources and tests.

Basic

Label Name

AMD

Platform

Professional

Launch Date

April 2023

Model Name

Radeon PRO W7800

Generation

Radeon Pro Navi

Base Clock

1855MHz

Boost Clock

2499MHz

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.

280

Foundry

TSMC

Process Size

5 nm

Architecture

RDNA 3.0

Memory Specifications

Memory Size

32GB

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.

256bit

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.

576.0 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.

319.9 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.

699.7 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.

89.56 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.

1399 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.

45.676 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.

4480

L1 Cache

256 KB per Array

L2 Cache

6MB

TDP

260W

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.

128

Suggested PSU

600W

Benchmarks

FP32 (float)

Score

45.676 TFLOPS

3DMark Time Spy

Score

10604

Blender

Score

2554

OpenCL

Score

147444

Compared to Other GPU

FP32 (float) / TFLOPS

H200 NVL

59.114 +29.4%

H100 PCIe 80 GB

50.196 +9.9%

Radeon PRO W7800

45.676

GeForce RTX 4070 Ti

40.892 -10.5%

Radeon RX 7800M

36.587 -19.9%

3DMark Time Spy

Radeon RX 6950 XT

21975 +107.2%

Arc A770

13762 +29.8%

Radeon PRO W7800

10604

GeForce RTX 4050 Mobile

8280 -21.9%

Radeon RX 5600M

6169 -41.8%

Blender

GeForce RTX 5090

15026.3 +488.3%

RTX A4500

3514.46 +37.6%

Radeon PRO W7800

2554

Radeon RX 6800S

1064 -58.3%

GeForce GTX 1070 GDDR5X

561 -78%

OpenCL

GeForce RTX 5090 D

385013 +161.1%

A10G

167342 +13.5%

Radeon PRO W7800

147444

Quadro RTX 6000

74179 -49.7%

GeForce GTX 1650 SUPER

56310 -61.8%