Intel Iris Xe Graphics G4 vs AMD Radeon 660M

VS

Intel Iris Xe Graphics G4

AMD Radeon 660M

We compared two Integrated graphics card GPUs: 0System Shared VRAM Iris Xe Graphics G4 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 1 years and 4 months late

Boost Clock has increased by 73% (1900MHz vs 1100MHz)

Score

Benchmark

FP32 (float)

Iris Xe Graphics G4

0.845 TFLOPS

Radeon 660M +72%

1.459 TFLOPS

Iris Xe Graphics G4

VS

Radeon 660M

Graphics Card

Sep 2020

Release Date

Jan 2022

HD Graphics-M

Generation

Rembrandt

Integrated

Type

Integrated

Ring Bus

Bus Interface

PCIe 4.0 x8

Clock Speeds

300 MHz

Base Clock

1500 MHz

1100 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

24

TMUs

24

12

ROPs

16

-

RT Cores

6

-

L1 Cache

128 KB per Array

-

L2 Cache

2 MB

0 MB

L3 Cache

-

Theoretical Performance

13.20 GPixel/s

Pixel Rate

30.40 GPixel/s

26.40 GTexel/s

Texture Rate

45.60 GTexel/s

1.690 TFLOPS

FP16 (half)

2.918 TFLOPS

844.8 GFLOPS

FP32 (float)

1459 GFLOPS

211.2 GFLOPS

FP64 (double)

91.20 GFLOPS

Board Design

15W

TDP

15W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Tiger Lake GT2

GPU Name

Rembrandt

-

Generation 12.1

Architecture

RDNA 2.0

Intel

Foundry

TSMC

10 nm

Process Size

6 nm

Unknown

Transistors

13.1 billion

146 mm²

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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