AMD Radeon HD 7640G IGP vs Intel Iris Pro Graphics P580

VS

AMD Radeon HD 7640G IGP

Intel Iris Pro Graphics P580

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon HD 7640G IGP and 0System Shared VRAM Iris Pro Graphics P580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Iris Pro Graphics P580 's Advantages

Released 3 years and 4 months late

Boost Clock has increased by 53% (1000MHz vs 655MHz)

320 additional rendering cores

Lower TDP (15W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 7640G IGP

0.335 TFLOPS

Iris Pro Graphics P580 +243%

1.152 TFLOPS

Radeon HD 7640G IGP

VS

Iris Pro Graphics P580

Graphics Card

May 2012

Release Date

Sep 2015

Trinity

Generation

HD Graphics-W

Integrated

Type

Integrated

IGP

Bus Interface

Ring Bus

Clock Speeds

496 MHz

Base Clock

350 MHz

655 MHz

Boost Clock

1000 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

4

Compute Units

-

256

Shading Units

576

16

TMUs

72

8

ROPs

9

-

Theoretical Performance

5.240 GPixel/s

Pixel Rate

9.000 GPixel/s

10.48 GTexel/s

Texture Rate

72.00 GTexel/s

-

FP16 (half)

2.304 TFLOPS

335.4 GFLOPS

FP32 (float)

1152 GFLOPS

-

FP64 (double)

288.0 GFLOPS

Board Design

35W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Devastator Lite

GPU Name

Skylake GT4e

-

TeraScale 3

Architecture

Generation 9.0

TSMC

Foundry

Intel

32 nm

Process Size

14 nm+

1.303 billion

Transistors

Unknown

246 mm²

Die Size

Unknown

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

5.0

Shader Model

6.4

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