AMD Radeon Pro Vega 20 vs Intel Arc A380M

VS

AMD Radeon Pro Vega 20

Intel Arc A380M

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro Vega 20 and 6GB VRAM Arc A380M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega 20 's Advantages

Larger VRAM bandwidth (189.4GB/s vs 186.0GB/s)

256 additional rendering cores

Intel Arc A380M 's Advantages

Released 4 years and 2 months late

Boost Clock has increased by 56% (2000MHz vs 1283MHz)

More VRAM (6GB vs 4GB)

Lower TDP (35W vs 100W)

Score

Benchmark

FP32 (float)

Radeon Pro Vega 20

3.284 TFLOPS

Arc A380M +24%

4.096 TFLOPS

Radeon Pro Vega 20

VS

Arc A380M

Graphics Card

Nov 2018

Release Date

Jan 2023

Radeon Pro Mac

Generation

Alchemist

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.1)

Clock Speeds

815 MHz

Base Clock

1550 MHz

1283 MHz

Boost Clock

2000 MHz

740 MHz

Memory Clock

1937 MHz

Memory

4GB

Memory Size

6GB

HBM2

Memory Type

GDDR6

1024bit

Memory Bus

96bit

189.4GB/s

Bandwidth

186.0GB/s

Render Config

20

Compute Units

-

1280

Shading Units

1024

80

TMUs

64

32

ROPs

32

-

Tensor Cores

128

-

RT Cores

8

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

4 MB

-

Theoretical Performance

41.06 GPixel/s

Pixel Rate

64.00 GPixel/s

102.6 GTexel/s

Texture Rate

128.0 GTexel/s

6.569 TFLOPS

FP16 (half)

8.192 TFLOPS

3.284 TFLOPS

FP32 (float)

4.096 TFLOPS

205.3 GFLOPS

FP64 (double)

1024 GFLOPS

Board Design

100W

TDP

35W

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Vega 12

GPU Name

DG2-128

Vega 12 XTA

GPU Variant

ACM-G11

GCN 5.0

Architecture

Generation 12.7

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

6 nm

Unknown

Transistors

7.2 billion

Unknown

Die Size

157 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

6.3

Shader Model

6.6

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