AMD Radeon RX 6550M vs AMD Radeon Pro 455

VS

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6550M and 2GB VRAM Radeon Pro 455 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6550M 's Advantages

Released 6 years and 3 months late

Boost Clock2840MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (144.0GB/s vs 81.28GB/s)

256 additional rendering cores

AMD Radeon Pro 455 's Advantages

Lower TDP (35W vs 80W)

Score

Benchmark

FP32 (float)

Radeon RX 6550M +342%

5.816 TFLOPS

Radeon Pro 455

1.313 TFLOPS

Radeon RX 6550M

VS

Radeon Pro 455

Graphics Card

Jan 2023

Release Date

Oct 2016

Navi Mobile

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x8

Clock Speeds

2000 MHz

Base Clock

-

2840 MHz

Boost Clock

-

2250 MHz

Memory Clock

1270 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

128bit

144.0GB/s

Bandwidth

81.28GB/s

Render Config

-

SM Count

-

16

Compute Units

12

1024

Shading Units

768

64

TMUs

48

32

ROPs

16

-

Tensor Cores

-

16

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

1024 KB

Theoretical Performance

90.88 GPixel/s

Pixel Rate

13.68 GPixel/s

181.8 GTexel/s

Texture Rate

41.04 GTexel/s

11.63 TFLOPS

FP16 (half)

1313 GFLOPS

5.816 TFLOPS

FP32 (float)

1313 GFLOPS

363.5 GFLOPS

FP64 (double)

82.08 GFLOPS

Graphics Processor

Navi 24

GPU Name

Baffin

Navi 24

GPU Variant

Baffin PRO

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

6 nm

Process Size

14 nm

5.4 billion

Transistors

3 billion

107 mm²

Die Size

123 mm²

Board Design

80W

TDP

35W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.2

-

CUDA

-

6.7

Shader Model

6.4

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