Intel Arc A380M vs AMD Radeon RX 640 Mobile

VS

Intel Arc A380M

AMD Radeon RX 640 Mobile

We compared two Mobile platform GPUs: 6GB VRAM Arc A380M and 2GB VRAM Radeon RX 640 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A380M 's Advantages

Released 3 years and 8 months late

Boost Clock has increased by 64% (2000MHz vs 1218MHz)

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (186.0GB/s vs 48.00GB/s)

384 additional rendering cores

Lower TDP (35W vs 50W)

Score

Benchmark

FP32 (float)

Arc A380M +162%

4.096 TFLOPS

Radeon RX 640 Mobile

1.559 TFLOPS

Arc A380M

VS

Radeon RX 640 Mobile

Graphics Card

Jan 2023

Release Date

May 2019

Alchemist

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-A (3.1)

Bus Interface

PCIe 3.0 x8

Clock Speeds

1550 MHz

Base Clock

1082 MHz

2000 MHz

Boost Clock

1218 MHz

1937 MHz

Memory Clock

1500 MHz

Memory

6GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

96bit

Memory Bus

64bit

186.0GB/s

Bandwidth

48.00GB/s

Render Config

-

Compute Units

10

-

1024

Shading Units

640

64

TMUs

40

32

ROPs

16

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

19.49 GPixel/s

128.0 GTexel/s

Texture Rate

48.72 GTexel/s

8.192 TFLOPS

FP16 (half)

1.559 TFLOPS

4.096 TFLOPS

FP32 (float)

1.559 TFLOPS

1024 GFLOPS

FP64 (double)

97.44 GFLOPS

Board Design

35W

TDP

50W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

DG2-128

GPU Name

Polaris 23

ACM-G11

GPU Variant

Polaris 23 XT

Generation 12.7

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

6 nm

Process Size

14 nm

7.2 billion

Transistors

2.2 billion

157 mm²

Die Size

103 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

-

6.6

Shader Model

6.4

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