AMD · Radeon Pro

AMD Radeon PRO W6600

The AMD Radeon PRO W6600 is a workstation graphics card released on June 8, 2021, built on the RDNA 2 architecture using a 7 nm process. It has 1,792 shading units, 8 GB of GDDR6 memory on a 128-bit bus, 224.0 GB/s of memory bandwidth, a boost clock of 2.90 GHz and a 130 W board power rating. It scores 14,958 in the PassMark G3D benchmark. It supports DirectX 12 (FL 12_1), OpenGL 4.6, Vulkan 1.2 and OpenCL 2.1.

RDNA 2Navi 237 nmWorkstation

10/10 key specs recorded · 70 facts

Depth: 50 recorded fields, 6 features, 5 PassMark workloads

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

PassMark Videocard Benchmark AMD.com Specifications Wikipedia GPU list tables (wikigrid-2026-09)PassMark Videocard Benchmark

Shading units

1,792cores

28 compute units

Memory

8 GB

GDDR6 · 128-bit

Boost clock

2.90 GHz

2.33 GHz base

Board power

130 W

350 W PSU advised

Performance

The AMD Radeon PRO W6600 scores 14,958 in the PassMark G3D benchmark, higher than 93.6% of the 2,658 GPUs benchmarked (PassMark rank #177), measured across 192 submitted results. Its PassMark G2D score is 949.

PassMark G3D Mark

14,958

Rank #177
Faster than 93.6% of 2,658 GPUs
192 samples

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

PassMark workload tests

DirectX 9 200 fps

reference: fastest recorded 526 fps · faster than 90.7% of 1,675 GPUs

DirectX 10 94 fps

reference: fastest recorded 231 fps · faster than 89% of 1,602 GPUs

DirectX 11 153 fps

reference: fastest recorded 362 fps · faster than 91% of 1,430 GPUs

DirectX 12 50 fps

reference: fastest recorded 213 fps · faster than 80% of 1,274 GPUs

GPU Compute 6,744 ops/s

reference: fastest recorded 26,591 ops/s · faster than 88.7% 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 W6600 averages DirectX 9 200 fps, DirectX 10 94 fps, DirectX 11 153 fps, DirectX 12 50 fps and GPU Compute 6,744 ops/s, across 192 submitted results. Frames per second are PassMark test-scene rates, not game frame rates.

Theoretical throughput

FP32 (single precision) 10.4 TFLOPS stated by AMD

FP16 (half precision) 20.8 TFLOPS stated by AMD

Pixel fill rate 185.792 GPixel/s calculatedcalculated from ROPs x boost clock (MHz) / 1000 = 64 x 2903 / 1000

Texture fill rate 325.136 GTexel/s calculatedcalculated from TMUs x boost clock (MHz) / 1000 = 112 x 2903 / 1000

AMD states a peak of FP32 (single precision) 10.4 TFLOPS and FP16 (half precision) 20.8 TFLOPS for the AMD Radeon PRO W6600. Pixel fill rate (185.792 GPixel/s) and Texture fill rate (325.136 GTexel/s) are calculated by Feex from stored specifications, not stated by AMD.

As stated by PassMark

First benchmarked 2021-08-12

Samples 192

PassMark listing (collected 2026-10-01)

Not to be confused with

This page covers the AMD Radeon PRO W6600 specifically. It is a different product from AMD Radeon PRO W6600M, AMD Radeon PRO W6600X, which have their own specifications. Check the exact model name before comparing figures.

Graphics processor

Architecture RDNA 2

Codename Navi 23

Chip Not recorded

Process node 7 nm

Transistors 11,060 M

Die size 237 mm²

The AMD Radeon PRO W6600 is based on the RDNA 2 architecture, uses the Navi 23 graphics processor, is manufactured on a 7 nm process, contains 11,060 million transistors and has a die size of 237 mm².

Shader configuration

Shading units 1,792

Compute units 28

Streaming multiprocessors Not recorded

Execution units Not recorded

Texture units (TMUs) 112

Render output units (ROPs) 64

Ray tracing cores 28

Tensor / AI cores Not recorded

XMX engines Not recorded

Infinity cache Not recorded

The AMD Radeon PRO W6600 has 1,792 shading units, 28 compute units, 112 texture mapping units, 64 render output units and 28 ray tracing cores.

The AMD Radeon PRO W6600 does not use XMX engines; those are specific to Intel Arc graphics.

Clock speeds

Base clock 2.33 GHz

Boost clock 2.90 GHz

Game clock Not recorded

Memory clock Not recorded

Effective memory clock Not recorded

The AMD Radeon PRO W6600 runs at a base clock of 2.33 GHz and boosts to 2.90 GHz.

Memory

Size 8 GB

Type GDDR6

Bus width 128-bit

Bandwidth 224.0 GB/s

The AMD Radeon PRO W6600 is equipped with 8 GB of GDDR6 memory, uses a 128-bit memory bus and delivers 224.0 GB/s of memory bandwidth.

Board and power

The AMD Radeon PRO W6600 has a board power rating of 130 W, a total board power of 130 W, a power supply of at least 350 W is recommended, power is supplied through 1x6-Pin, the card occupies 1-slot, it is 241 mm long, cooling is Active and it connects over PCIe 4.0 x8.

Board power (TDP) 130 W

Total board power 130 W

Suggested PSU 350 W

Power connectors 1x6-Pin

Slot width 1-slot

Length 241 mm

Width Not recorded

Height Not recorded

Cooler Active

Max temperature Not recorded

Bus interface PCIe 4.0 x8

Market

Launched June 8, 2021

Launch price $649

Status Not recorded

Form factor PCIe Add-in Card

Segment Desktop

Series Radeon Pro

The AMD Radeon PRO W6600 was released on June 8, 2021 and launched at a price of $649.

Benchmarks

PassMark G3D 14,958

PassMark G2D 949

Rank #177

Samples 192

Graphics and compute APIs

The AMD Radeon PRO W6600 supports DirectX 12 (FL 12_1), OpenGL 4.6, Vulkan 1.2 and OpenCL 2.1.

DirectX 12 (FL 12_1)

OpenGL 4.6

Vulkan 1.2

OpenCL 2.1

CUDA is an NVIDIA technology and does not apply to the AMD Radeon PRO W6600.

Features

The AMD Radeon PRO W6600 has 5 supported features recorded and 1 feature explicitly listed as not supported 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: 28

Not listed (2)

No source Feex holds states whether the AMD Radeon PRO W6600 supports DirectX 12 Ultimate and AMD FidelityFX Super Resolution. That is silence, not a statement that they are unsupported.

The AMD Radeon PRO W6600 supports Hardware ray tracing under Rendering.

Compute and AI

Not supported (1)

Explicitly not supported: ECC memory

What it is: Error-correcting memory that detects and fixes memory bit errors, mainly valued in workstation and data-center use.

Not listed (3)

No source Feex holds states whether the AMD Radeon PRO W6600 supports AMD AI accelerators, Tensor cores and AMD CrossFire. That is silence, not a statement that they are unsupported.

ECC memory is explicitly listed as not supported.

Display features

Supported: HDR output

The GPU can output high-dynamic-range video to compatible displays.
Supported: 8K display output

The GPU can drive a display at 8K resolution (the exact refresh rate and connection depend on the board).
Supported: Stereoscopic 3D

Support for stereoscopic 3D output to compatible displays.
Supported: VR ready Radeon VR Ready Creator

The vendor states the GPU meets the requirements for running mainstream PC virtual reality headsets.

Not listed (4)

No source Feex holds states whether the AMD Radeon PRO W6600 supports HDMI 4K output, AMD FreeSync, 10-bit color output and 12-bit color output. That is silence, not a statement that they are unsupported.

The AMD Radeon PRO W6600 supports HDR output, 8K display output, Stereoscopic 3D and VR ready (Radeon VR Ready Creator) under Display features.

Display outputs

The AMD Radeon PRO W6600 offers outputs 4x DisplayPort 1.4 with DSC and DisplayPort 1.4.

Outputs 4x DisplayPort 1.4 with DSC

DisplayPort 1.4

Supported configurations: 4x @ 5120x2880px (5K), 1x @ 7680x4320px (8K)

Frequently asked questions

How much VRAM does the AMD Radeon PRO W6600 have?

The AMD Radeon PRO W6600 has 8 GB of GDDR6 memory on a 128-bit bus. Its memory bandwidth is 224.0 GB/s.

How much power does the AMD Radeon PRO W6600 use and what power supply does it need?

The AMD Radeon PRO W6600 has a board power rating of 130 W. Feex records a suggested power supply of at least 350 W. Power connectors: 1x6-Pin.

How fast is the AMD Radeon PRO W6600?

The AMD Radeon PRO W6600 scores 14,958 in the PassMark G3D benchmark, higher than 93.6% of the 2,658 GPUs benchmarked. Its PassMark rank is #177. In the PassMark DirectX 12 test it averages 50 fps.