Intel Arc A380M vs AMD Radeon R9 M390X

VS

Intel Arc A380M

AMD Radeon R9 M390X

We compared two Mobile platform GPUs: 6GB VRAM Arc A380M and 4GB VRAM Radeon R9 M390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A380M 's Advantages

Released 7 years and 8 months late

Boost Clock2000MHz

More VRAM (6GB vs 4GB)

Larger VRAM bandwidth (186.0GB/s vs 160.0GB/s)

Lower TDP (35W vs 75W)

AMD Radeon R9 M390X 's Advantages

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Arc A380M +38%

4.096 TFLOPS

Radeon R9 M390X

2.961 TFLOPS

Arc A380M

VS

Radeon R9 M390X

Graphics Card

Jan 2023

Release Date

May 2015

Alchemist

Generation

Crystal System

Mobile

Type

Mobile

MXM-A (3.1)

Bus Interface

PCIe 3.0 x16

Clock Speeds

1550 MHz

Base Clock

-

2000 MHz

Boost Clock

-

1937 MHz

Memory Clock

1250 MHz

Memory

6GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

96bit

Memory Bus

256bit

186.0GB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

32

-

1024

Shading Units

2048

64

TMUs

128

32

ROPs

32

128

Tensor Cores

-

8

RT Cores

-

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

23.14 GPixel/s

128.0 GTexel/s

Texture Rate

92.54 GTexel/s

8.192 TFLOPS

FP16 (half)

2.961 TFLOPS

4.096 TFLOPS

FP32 (float)

2.961 TFLOPS

1024 GFLOPS

FP64 (double)

185.1 GFLOPS

Board Design

35W

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

DG2-128

GPU Name

Amethyst

ACM-G11

GPU Variant

Amethyst XT

Generation 12.7

Architecture

GCN 3.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

7.2 billion

Transistors

5 billion

157 mm²

Die Size

366 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

-

6.6

Shader Model

6.3

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