AMD Radeon Pro 555X vs Intel Arc A550M

VS

AMD Radeon Pro 555X

Intel Arc A550M

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 555X and 8GB VRAM Arc A550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A550M 's Advantages

Released 3 years and 6 months late

Boost Clock900MHz

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (224.0GB/s vs 94.08GB/s)

1280 additional rendering cores

Lower TDP (60W vs 75W)

Score

Benchmark

FP32 (float)

Radeon Pro 555X

1.393 TFLOPS

Arc A550M +164%

3.686 TFLOPS

Radeon Pro 555X

VS

Arc A550M

Graphics Card

Jul 2018

Release Date

Jan 2022

Radeon Pro Mac

Generation

Alchemist

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

300 MHz

-

Boost Clock

900 MHz

1470 MHz

Memory Clock

1750 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

128bit

94.08GB/s

Bandwidth

224.0GB/s

Render Config

12

Compute Units

-

768

Shading Units

2048

48

TMUs

128

16

ROPs

64

-

RT Cores

16

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

8 MB

-

Theoretical Performance

14.51 GPixel/s

Pixel Rate

57.60 GPixel/s

43.54 GTexel/s

Texture Rate

115.2 GTexel/s

1393 GFLOPS

FP16 (half)

7.373 TFLOPS

1393 GFLOPS

FP32 (float)

3.686 TFLOPS

87.07 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

60W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 21

GPU Name

DG2-512

Polaris 21 PRO

GPU Variant

ACM-G10

GCN 4.0

Architecture

Generation 12.7

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

6 nm

3 billion

Transistors

21.7 billion

123 mm²

Die Size

406 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

6.4

Shader Model

6.6

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