ATI Mobility Radeon HD 4270 IGP vs Intel Iris Plus Graphics 645

VS

ATI Mobility Radeon HD 4270 IGP

Intel Iris Plus Graphics 645

We compared two Integrated graphics card GPUs: 0System Shared VRAM Mobility Radeon HD 4270 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 9 years and 5 months late

Boost Clock1050MHz

344 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4270 IGP

0.047 TFLOPS

Iris Plus Graphics 645 +1614%

0.806 TFLOPS

Mobility Radeon HD 4270 IGP

VS

Iris Plus Graphics 645

Graphics Card

May 2010

Release Date

Oct 2019

TeraScale IGP

Generation

HD Graphics-M

Integrated

Type

Integrated

PCIe 1.0 x16

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

-

40

Shading Units

384

4

TMUs

48

4

ROPs

6

-

Theoretical Performance

2.360 GPixel/s

Pixel Rate

6.300 GPixel/s

2.360 GTexel/s

Texture Rate

50.40 GTexel/s

-

FP16 (half)

1.613 TFLOPS

47.20 GFLOPS

FP32 (float)

806.4 GFLOPS

-

FP64 (double)

201.6 GFLOPS

Board Design

Unknown

TDP

15W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

RS880

GPU Name

Coffee Lake GT3e

RS880M

GPU Variant

-

TeraScale

Architecture

Generation 9.5

-

Foundry

Intel

55 nm

Process Size

14 nm+++

0.181 billion

Transistors

Unknown

67 mm²

Die Size

Unknown

Graphics Features

10.1 (10_1)

DirectX

12 (12_1)

3.3

OpenGL

4.6

1.0

OpenCL

3.0

N/A

Vulkan

1.3

-

4.1

Shader Model

6.4

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