AMD · Radeon Pro

AMD Radeon Pro W6900X

The AMD Radeon Pro W6900X is a workstation graphics card released on August 3, 2021, built on the RDNA 2 architecture. It has 32 GB of GDDR6 memory on a 256-bit bus, 512.0 GB/s of memory bandwidth, a boost clock of 2.17 GHz and a 300 W board power rating. It scores 17,413 in the PassMark G3D benchmark.

RDNA 2Navi 21Workstation

9/10 key specs recorded · 21 facts

Depth: 30 recorded fields, 1 feature, 5 PassMark workloads

Specification data last verified October 1, 2026 against PassMark Videocard Benchmark and Wikipedia GPU list tables (wikigrid-2026-09). Coverage: 9 of 10 tracked specifications recorded.

PassMark Videocard Benchmark Wikipedia GPU list tables (wikigrid-2026-09)PassMark Videocard Benchmark

Shading units

n/a

80 compute units

Memory

32 GB

GDDR6 · 256-bit

Boost clock

2.17 GHz

1.83 GHz base

Board power

300 W

Performance

The AMD Radeon Pro W6900X scores 17,413 in the PassMark G3D benchmark, higher than 95.6% of the 2,658 GPUs benchmarked, measured across 1 submitted results. Its PassMark G2D score is 782.

PassMark G3D Mark

17,413

Faster than 95.6% of 2,658 GPUs
1 samples

0relative to the fastest GPU on record (41,928)

PassMark workload tests

DirectX 9 156 fps

reference: fastest recorded 526 fps · faster than 84.8% of 1,675 GPUs

DirectX 10 107 fps

reference: fastest recorded 231 fps · faster than 91.7% of 1,602 GPUs

DirectX 11 114 fps

reference: fastest recorded 362 fps · faster than 86.6% of 1,430 GPUs

DirectX 12 87 fps

reference: fastest recorded 213 fps · faster than 94.6% of 1,274 GPUs

GPU Compute 11,661 ops/s

reference: fastest recorded 26,591 ops/s · faster than 95.8% of 1,447 GPUs

Averages of PassMark PerformanceTest submissions; frames/sec are PassMark test-scene rates, not game FPS. Tests PassMark does not report for this card are omitted. PassMark listing

In the PassMark workload tests the AMD Radeon Pro W6900X averages DirectX 9 156 fps, DirectX 10 107 fps, DirectX 11 114 fps, DirectX 12 87 fps and GPU Compute 11,661 ops/s, across 1 submitted results. Frames per second are PassMark test-scene rates, not game frame rates.

Theoretical throughput

Pixel fill rate 277.888 GPixel/s calculatedcalculated from ROPs x boost clock (MHz) / 1000 = 128 x 2171 / 1000

Texture fill rate 694.72 GTexel/s calculatedcalculated from TMUs x boost clock (MHz) / 1000 = 320 x 2171 / 1000

Pixel fill rate (277.888 GPixel/s) and Texture fill rate (694.72 GTexel/s) are calculated by Feex from stored specifications, not stated by AMD.

As stated by PassMark

Category Desktop

First benchmarked 2025-03-13

Samples 1

PassMark listing (collected 2026-10-01)

Graphics processor

Architecture RDNA 2

Codename Navi 21

Chip Not recorded

Process node Not recorded

Transistors 26,800 M

Die size 520 mm²

The AMD Radeon Pro W6900X is based on the RDNA 2 architecture, uses the Navi 21 graphics processor, contains 26,800 million transistors and has a die size of 520 mm².

Shader configuration

Shading units Not recorded

Compute units 80

Streaming multiprocessors Not recorded

Execution units Not recorded

Texture units (TMUs) 320

Render output units (ROPs) 128

Ray tracing cores 80

Tensor / AI cores Not recorded

XMX engines Not recorded

Infinity cache Not recorded

The AMD Radeon Pro W6900X 80 compute units, 320 texture mapping units, 128 render output units and 80 ray tracing cores.

The AMD Radeon Pro W6900X does not use XMX engines; those are specific to Intel Arc graphics.

Clock speeds

Base clock 1.83 GHz

Boost clock 2.17 GHz

Game clock Not recorded

Memory clock Not recorded

Effective memory clock Not recorded

The AMD Radeon Pro W6900X runs at a base clock of 1.83 GHz and boosts to 2.17 GHz.

Memory

Size 32 GB

Type GDDR6

Bus width 256-bit

Bandwidth 512.0 GB/s

The AMD Radeon Pro W6900X is equipped with 32 GB of GDDR6 memory, uses a 256-bit memory bus and delivers 512.0 GB/s of memory bandwidth.

Board and power

The AMD Radeon Pro W6900X has a board power rating of 300 W.

Board power (TDP) 300 W

Total board power Not recorded

Suggested PSU Not recorded

Power connectors Not recorded

Slot width Not recorded

Length Not recorded

Width Not recorded

Height Not recorded

Cooler Not recorded

Max temperature Not recorded

Bus interface Not recorded

Market

Launched August 3, 2021

Launch price Not recorded

Status Not recorded

Form factor Not recorded

Segment Workstation

Series Radeon Pro

The AMD Radeon Pro W6900X was released on August 3, 2021.

Benchmarks

PassMark G3D 17,413

PassMark G2D 782

Rank Not recorded

Samples 1

Features

The AMD Radeon Pro W6900X has 1 supported feature recorded outside the media engine. A feature that no source mentions is shown as not listed, never as unsupported.

Rendering

Supported: Hardware ray tracing

Dedicated GPU hardware that speeds up ray-traced lighting, reflections and shadows in supported games and apps.

Ray tracing units: 80

Not listed (2)

No source Feex holds states whether the AMD Radeon Pro W6900X supports DirectX 12 Ultimate and AMD FidelityFX Super Resolution. That is silence, not a statement that they are unsupported.

The AMD Radeon Pro W6900X supports Hardware ray tracing under Rendering.

Frequently asked questions

How much VRAM does the AMD Radeon Pro W6900X have?

The AMD Radeon Pro W6900X has 32 GB of GDDR6 memory on a 256-bit bus. Its memory bandwidth is 512.0 GB/s.

How much power does the AMD Radeon Pro W6900X use and what power supply does it need?

The AMD Radeon Pro W6900X has a board power rating of 300 W.

How fast is the AMD Radeon Pro W6900X?

The AMD Radeon Pro W6900X scores 17,413 in the PassMark G3D benchmark, higher than 95.6% of the 2,658 GPUs benchmarked. In the PassMark DirectX 12 test it averages 87 fps.