AMD Radeon Pro Duo vs AMD Radeon RX 6600 XT

VS

AMD Radeon Pro Duo AMD Radeon RX 6600 XT

We compared two Desktop platform GPUs: 4GB VRAM Radeon Pro Duo and 8GB VRAM Radeon RX 6600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Duo 's Advantages

Larger VRAM bandwidth (512.0GB/s vs 256.0GB/s)

2048 additional rendering cores

AMD Radeon RX 6600 XT 's Advantages

Released 5 years and 3 months late

Boost Clock2589MHz

More VRAM (8GB vs 4GB)

Lower TDP (160W vs 350W)

Score

Benchmark

FP32 (float)

Radeon Pro Duo

8.192 TFLOPS

Radeon RX 6600 XT +29%

10.6 TFLOPS

Radeon Pro Duo

VS

Radeon RX 6600 XT

Graphics Card

Apr 2016

Release Date

Jul 2021

Radeon Pro

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1968 MHz

-

Boost Clock

2589 MHz

500 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

8GB

HBM

Memory Type

GDDR6

4096bit

Memory Bus

128bit

512.0GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

64

Compute Units

32

4096

Shading Units

2048

256

TMUs

128

64

ROPs

64

-

Tensor Cores

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB per Array

2 MB

L2 Cache

2 MB

Theoretical Performance

64.00 GPixel/s

Pixel Rate

165.7 GPixel/s

256.0 GTexel/s

Texture Rate

331.4 GTexel/s

8.192 TFLOPS

FP16 (half)

21.21 TFLOPS

8.192 TFLOPS

FP32 (float)

10.60 TFLOPS

512.0 GFLOPS

FP64 (double)

662.8 GFLOPS

Graphics Processor

Capsaicin

GPU Name

Navi 23

Capsaicin XT

GPU Variant

Navi 23 XT (215-130000006)

GCN 3.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

8.9 billion

Transistors

11.06 billion

596 mm²

Die Size

237 mm²

Board Design

350W

TDP

160W

750 W

Suggested PSU

450 W

1x HDMI 1.4a 3x DisplayPort 1.2

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

3x 8-pin

Power Connectors

1x 8-pin

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

6.0

Shader Model

6.7

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