AMD Radeon HD 8400 Mobile IGP vs Intel Iris Plus Graphics 645

VS

AMD Radeon HD 8400 Mobile IGP

Intel Iris Plus Graphics 645

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon HD 8400 Mobile IGP and 0System Shared VRAM Iris Plus Graphics 645 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Iris Plus Graphics 645 's Advantages

Released 5 years and 11 months late

Boost Clock1050MHz

256 additional rendering cores

Lower TDP (15W vs 25W)

Score

Benchmark

FP32 (float)

Radeon HD 8400 Mobile IGP

0.154 TFLOPS

Iris Plus Graphics 645 +423%

0.806 TFLOPS

Radeon HD 8400 Mobile IGP

VS

Iris Plus Graphics 645

Graphics Card

Nov 2013

Release Date

Oct 2019

Kabini

Generation

HD Graphics-M

Integrated

Type

Integrated

IGP

Bus Interface

Ring Bus

Clock Speeds

-

Base Clock

300 MHz

-

Boost Clock

1050 MHz

System Shared

Memory Clock

System Shared

Memory

System Shared

Memory Size

System Shared

Memory Type

System Shared

Memory Bus

System Shared

System Dependent

Bandwidth

System Dependent

Render Config

2

Compute Units

-

128

Shading Units

384

8

TMUs

48

4

ROPs

6

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

6.300 GPixel/s

4.800 GTexel/s

Texture Rate

50.40 GTexel/s

-

FP16 (half)

1.613 TFLOPS

153.6 GFLOPS

FP32 (float)

806.4 GFLOPS

9.600 GFLOPS

FP64 (double)

201.6 GFLOPS

Board Design

25W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Kalindi

GPU Name

Coffee Lake GT3e

-

GCN 2.0

Architecture

Generation 9.5

TSMC

Foundry

Intel

28 nm

Process Size

14 nm+++

1.178 billion

Transistors

Unknown

110 mm²

Die Size

Unknown

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

6.3

Shader Model

6.4

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