AMD Radeon RX 6550M vs AMD Radeon 620 Mobile

VS

AMD Radeon RX 6550M

AMD Radeon 620 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6550M and 2GB VRAM Radeon 620 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6550M 's Advantages

Released 3 years and 8 months late

Boost Clock has increased by 177% (2840MHz vs 1024MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (144.0GB/s vs 14.40GB/s)

640 additional rendering cores

AMD Radeon 620 Mobile 's Advantages

Lower TDP (50W vs 80W)

Score

Benchmark

FP32 (float)

Radeon RX 6550M +639%

5.816 TFLOPS

Radeon 620 Mobile

0.786 TFLOPS

Radeon RX 6550M

VS

Radeon 620 Mobile

Graphics Card

Jan 2023

Release Date

May 2019

Navi Mobile

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x8

Clock Speeds

2000 MHz

Base Clock

730 MHz

2840 MHz

Boost Clock

1024 MHz

2250 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

64bit

Memory Bus

64bit

144.0GB/s

Bandwidth

14.40GB/s

Render Config

16

Compute Units

6

-

1024

Shading Units

384

64

TMUs

24

32

ROPs

8

-

16

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

128 KB

16 MB

L3 Cache

-

Theoretical Performance

90.88 GPixel/s

Pixel Rate

8.192 GPixel/s

181.8 GTexel/s

Texture Rate

24.58 GTexel/s

11.63 TFLOPS

FP16 (half)

786.4 GFLOPS

5.816 TFLOPS

FP32 (float)

786.4 GFLOPS

363.5 GFLOPS

FP64 (double)

49.15 GFLOPS

Board Design

80W

TDP

50W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 24

GPU Name

Polaris 24

Navi 24

GPU Variant

Polaris 24 XL

RDNA 2.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

5.4 billion

Transistors

1.55 billion

107 mm²

Die Size

125 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.0

1.3

Vulkan

1.2

-

6.7

Shader Model

6.3

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