AMD Radeon Pro 580X vs AMD Radeon RX 6650M XT

VS

AMD Radeon Pro 580X

AMD Radeon RX 6650M XT

We compared two Mobile platform GPUs: 8GB VRAM Radeon Pro 580X and 8GB VRAM Radeon RX 6650M XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 580X 's Advantages

256 additional rendering cores

AMD Radeon RX 6650M XT 's Advantages

Released 2 years and 10 months late

Boost Clock has increased by 101% (2416MHz vs 1200MHz)

Larger VRAM bandwidth (256.0GB/s vs 218.9GB/s)

Lower TDP (120W vs 185W)

Score

Benchmark

FP32 (float)

Radeon Pro 580X

5.53 TFLOPS

Radeon RX 6650M XT +78%

9.896 TFLOPS

Radeon Pro 580X

VS

Radeon RX 6650M XT

Graphics Card

Mar 2019

Release Date

Jan 2022

Radeon Pro Mac

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1100 MHz

Base Clock

2068 MHz

1200 MHz

Boost Clock

2416 MHz

1710 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

128bit

218.9GB/s

Bandwidth

256.0GB/s

Render Config

36

Compute Units

32

-

2304

Shading Units

2048

144

TMUs

128

32

ROPs

64

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB per Array

2 MB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

38.40 GPixel/s

Pixel Rate

154.6 GPixel/s

172.8 GTexel/s

Texture Rate

309.2 GTexel/s

5.530 TFLOPS

FP16 (half)

19.79 TFLOPS

5.530 TFLOPS

FP32 (float)

9.896 TFLOPS

345.6 GFLOPS

FP64 (double)

618.5 GFLOPS

Board Design

185W

TDP

120W

-

2x HDMI 2.0b

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Ellesmere

GPU Name

Navi 23

Ellesmere XTA (216-0886220)

GPU Variant

-

GCN 4.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

5.7 billion

Transistors

11.06 billion

232 mm²

Die Size

237 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

6.4

Shader Model

6.5

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