Intel Arc A730M vs AMD Radeon HD 7870M

VS

Intel Arc A730M

AMD Radeon HD 7870M

We compared two Mobile platform GPUs: 12GB VRAM Arc A730M and 2GB VRAM Radeon HD 7870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A730M 's Advantages

Released 9 years and 9 months late

Boost Clock1100MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (336.0GB/s vs 64.00GB/s)

2432 additional rendering cores

AMD Radeon HD 7870M 's Advantages

Lower TDP (45W vs 80W)

Score

Benchmark

FP32 (float)

Arc A730M +559%

6.758 TFLOPS

Radeon HD 7870M

1.024 TFLOPS

Arc A730M

VS

Radeon HD 7870M

Graphics Card

Jan 2022

Release Date

Apr 2012

Alchemist

Generation

London

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

300 MHz

Base Clock

-

1100 MHz

Boost Clock

-

1750 MHz

Memory Clock

1000 MHz

Memory

12GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

128bit

336.0GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

10

-

3072

Shading Units

640

192

TMUs

40

96

ROPs

16

-

24

RT Cores

-

L1 Cache

16 KB (per CU)

12 MB

L2 Cache

256 KB

-

Theoretical Performance

105.6 GPixel/s

Pixel Rate

12.80 GPixel/s

211.2 GTexel/s

Texture Rate

32.00 GTexel/s

13.52 TFLOPS

FP16 (half)

-

6.758 TFLOPS

FP32 (float)

1024 GFLOPS

-

FP64 (double)

64.00 GFLOPS

Board Design

80W

TDP

45W

-

No outputs

Outputs

No outputs

-

Graphics Processor

DG2-512

GPU Name

Heathrow

ACM-G10

GPU Variant

Heathrow XT (216-0835033)

Generation 12.7

Architecture

GCN 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

21.7 billion

Transistors

1.5 billion

406 mm²

Die Size

123 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

-

6.6

Shader Model

5.1

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