AMD Radeon RX 580 Mobile vs AMD Radeon RX 6650M

VS

AMD Radeon RX 580 Mobile AMD Radeon RX 6650M

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

Main Differences

AMD Radeon RX 580 Mobile 's Advantages

512 additional rendering cores

Lower TDP (100W vs 120W)

AMD Radeon RX 6650M 's Advantages

Released 4 years and 9 months late

Boost Clock has increased by 124% (2416MHz vs 1077MHz)

Score

Benchmark

FP32 (float)

Radeon RX 580 Mobile

4.963 TFLOPS

Radeon RX 6650M +74%

8.659 TFLOPS

Radeon RX 580 Mobile

VS

Radeon RX 6650M

Graphics Card

Apr 2017

Release Date

Jan 2022

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x8

Clock Speeds

1000 MHz

Base Clock

2068 MHz

1077 MHz

Boost Clock

2416 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

128bit

256.0GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

36

Compute Units

28

2304

Shading Units

1792

144

TMUs

112

32

ROPs

64

-

Tensor Cores

-

RT Cores

28

16 KB (per CU)

L1 Cache

128 KB per Array

2 MB

L2 Cache

2 MB

Theoretical Performance

34.46 GPixel/s

Pixel Rate

154.6 GPixel/s

155.1 GTexel/s

Texture Rate

270.6 GTexel/s

4.963 TFLOPS

FP16 (half)

17.32 TFLOPS

4.963 TFLOPS

FP32 (float)

8.659 TFLOPS

310.2 GFLOPS

FP64 (double)

541.2 GFLOPS

Graphics Processor

Polaris 20

GPU Name

Navi 23

Polaris 20M XT

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

Board Design

100W

TDP

120W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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

-

CUDA

-

6.4

Shader Model

6.5

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