Intel Iris Xe MAX Graphics vs AMD Radeon RX 6800M

VS

Intel Iris Xe MAX Graphics

AMD Radeon RX 6800M

We compared two Mobile platform GPUs: 4GB VRAM Iris Xe MAX Graphics and 12GB VRAM Radeon RX 6800M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Iris Xe MAX Graphics 's Advantages

Lower TDP (25W vs 145W)

AMD Radeon RX 6800M 's Advantages

Released 7 months late

Boost Clock has increased by 45% (2390MHz vs 1650MHz)

More VRAM (12GB vs 4GB)

Larger VRAM bandwidth (384.0GB/s vs 68.26GB/s)

1792 additional rendering cores

Score

Benchmark

FP32 (float)

Iris Xe MAX Graphics

2.534 TFLOPS

Radeon RX 6800M +383%

12.24 TFLOPS

Iris Xe MAX Graphics

VS

Radeon RX 6800M

Graphics Card

Oct 2020

Release Date

May 2021

HD Graphics-M

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

300 MHz

Base Clock

2116 MHz

1650 MHz

Boost Clock

2390 MHz

2133 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

12GB

LPDDR4X

Memory Type

GDDR6

128bit

Memory Bus

192bit

68.26GB/s

Bandwidth

384.0GB/s

Render Config

-

Compute Units

40

-

768

Shading Units

2560

48

TMUs

160

24

ROPs

64

-

RT Cores

40

-

L1 Cache

128 KB per Array

1024 KB

L2 Cache

3 MB

16 MB

L3 Cache

96 MB

Theoretical Performance

39.60 GPixel/s

Pixel Rate

153.0 GPixel/s

79.20 GTexel/s

Texture Rate

382.4 GTexel/s

5.069 TFLOPS

FP16 (half)

24.47 TFLOPS

2.534 TFLOPS

FP32 (float)

12.24 TFLOPS

633.6 GFLOPS

FP64 (double)

764.8 GFLOPS

Board Design

25W

TDP

145W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

DG1

GPU Name

Navi 22

-

GPU Variant

Navi 22 XTM

Generation 12.1

Architecture

RDNA 2.0

Intel

Foundry

TSMC

10 nm

Process Size

7 nm

Unknown

Transistors

17.2 billion

95 mm²

Die Size

335 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

-

6.4

Shader Model

6.5

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