Intel Iris Pro Graphics P555 vs AMD Radeon 660M

VS

Intel Iris Pro Graphics P555

AMD Radeon 660M

We compared two Integrated graphics card GPUs: 0System Shared VRAM Iris Pro Graphics P555 and 0System Shared VRAM Radeon 660M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 660M 's Advantages

Released 6 years and 4 months late

Boost Clock has increased by 90% (1900MHz vs 1000MHz)

Score

Benchmark

FP32 (float)

Iris Pro Graphics P555

0.768 TFLOPS

Radeon 660M +89%

1.459 TFLOPS

Iris Pro Graphics P555

VS

Radeon 660M

Graphics Card

Sep 2015

Release Date

Jan 2022

HD Graphics-W

Generation

Rembrandt

Integrated

Type

Integrated

Ring Bus

Bus Interface

PCIe 4.0 x8

Clock Speeds

350 MHz

Base Clock

1500 MHz

1000 MHz

Boost Clock

1900 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

-

Compute Units

6

-

384

Shading Units

384

48

TMUs

24

6

ROPs

16

-

RT Cores

6

-

L1 Cache

128 KB per Array

-

L2 Cache

2 MB

-

Theoretical Performance

6.000 GPixel/s

Pixel Rate

30.40 GPixel/s

48.00 GTexel/s

Texture Rate

45.60 GTexel/s

1.536 TFLOPS

FP16 (half)

2.918 TFLOPS

768.0 GFLOPS

FP32 (float)

1459 GFLOPS

192.0 GFLOPS

FP64 (double)

91.20 GFLOPS

Board Design

15W

TDP

15W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Skylake GT3e

GPU Name

Rembrandt

-

Generation 9.0

Architecture

RDNA 2.0

Intel

Foundry

TSMC

14 nm+

Process Size

6 nm

Unknown

Transistors

13.1 billion

Unknown

Die Size

210 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

-

6.4

Shader Model

6.5

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