Intel Iris Plus Graphics 640 vs Intel Iris Pro Graphics P555

VS

Intel Iris Plus Graphics 640

Intel Iris Pro Graphics P555

We compared two Integrated graphics card GPUs: 0System Shared VRAM Iris Plus Graphics 640 and 0System Shared VRAM Iris Pro Graphics P555 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Iris Plus Graphics 640 's Advantages

Released 1 years and 4 months late

Boost Clock has increased by 10% (1100MHz vs 1000MHz)

Score

Benchmark

FP32 (float)

Iris Plus Graphics 640 +10%

0.845 TFLOPS

Iris Pro Graphics P555

0.768 TFLOPS

Iris Plus Graphics 640

VS

Iris Pro Graphics P555

Graphics Card

Jan 2017

Release Date

Sep 2015

HD Graphics-M

Generation

HD Graphics-W

Integrated

Type

Integrated

Ring Bus

Bus Interface

Ring Bus

Clock Speeds

300 MHz

Base Clock

350 MHz

1100 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

-

384

Shading Units

384

48

TMUs

48

6

ROPs

6

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

6.000 GPixel/s

52.80 GTexel/s

Texture Rate

48.00 GTexel/s

1.690 TFLOPS

FP16 (half)

1.536 TFLOPS

844.8 GFLOPS

FP32 (float)

768.0 GFLOPS

211.2 GFLOPS

FP64 (double)

192.0 GFLOPS

Board Design

15W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Kaby Lake GT3e

GPU Name

Skylake GT3e

-

Generation 9.5

Architecture

Generation 9.0

Intel

Foundry

Intel

14 nm++

Process Size

14 nm+

Unknown

Transistors

Unknown

Die Size

Unknown

Graphics Features

12 (12_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

-

6.4

Shader Model

6.4

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