Intel Arc A730M vs ATI Mobility Radeon HD 3870 X2

VS

Intel Arc A730M

ATI Mobility Radeon HD 3870 X2

We compared two Mobile platform GPUs: 12GB VRAM Arc A730M and 512MB VRAM Mobility Radeon HD 3870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A730M 's Advantages

Released 13 years and 4 months late

Boost Clock1100MHz

More VRAM (12GB vs 512GB)

Larger VRAM bandwidth (336.0GB/s vs 54.40GB/s)

2752 additional rendering cores

Lower TDP (80W vs 110W)

Score

Benchmark

FP32 (float)

Arc A730M +1501%

6.758 TFLOPS

Mobility Radeon HD 3870 X2

0.422 TFLOPS

Arc A730M

VS

Mobility Radeon HD 3870 X2

Graphics Card

Jan 2022

Release Date

Sep 2008

Alchemist

Generation

M8x

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

300 MHz

Base Clock

-

1100 MHz

Boost Clock

-

1750 MHz

Memory Clock

850 MHz

Memory

12GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

192bit

Memory Bus

256bit

336.0GB/s

Bandwidth

54.40GB/s

Render Config

-

Compute Units

4

-

3072

Shading Units

320

192

TMUs

16

96

ROPs

16

-

24

RT Cores

-

12 MB

L2 Cache

256 KB

-

Theoretical Performance

105.6 GPixel/s

Pixel Rate

10.56 GPixel/s

211.2 GTexel/s

Texture Rate

10.56 GTexel/s

13.52 TFLOPS

FP16 (half)

-

6.758 TFLOPS

FP32 (float)

422.4 GFLOPS

-

FP64 (double)

84.48 GFLOPS

Board Design

80W

TDP

110W

-

No outputs

Outputs

No outputs

-

Graphics Processor

DG2-512

GPU Name

M88

ACM-G10

GPU Variant

-

Generation 12.7

Architecture

TeraScale

TSMC

Foundry

TSMC

6 nm

Process Size

55 nm

21.7 billion

Transistors

0.666 billion

406 mm²

Die Size

192 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

-

6.6

Shader Model

4.1

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