Intel Iris Xe MAX Graphics vs AMD Radeon Pro 455

VS

Intel Iris Xe MAX Graphics

AMD Radeon Pro 455

We compared two Mobile platform GPUs: 4GB VRAM Iris Xe MAX Graphics and 2GB VRAM Radeon Pro 455 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Iris Xe MAX Graphics 's Advantages

Released 4 years late

Boost Clock1650MHz

More VRAM (4GB vs 2GB)

Lower TDP (25W vs 35W)

AMD Radeon Pro 455 's Advantages

Larger VRAM bandwidth (81.28GB/s vs 68.26GB/s)

Score

Benchmark

FP32 (float)

Iris Xe MAX Graphics +92%

2.534 TFLOPS

Radeon Pro 455

1.313 TFLOPS

Iris Xe MAX Graphics

VS

Radeon Pro 455

Graphics Card

Oct 2020

Release Date

Oct 2016

HD Graphics-M

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

300 MHz

Base Clock

-

1650 MHz

Boost Clock

-

2133 MHz

Memory Clock

1270 MHz

Memory

4GB

Memory Size

2GB

LPDDR4X

Memory Type

GDDR5

128bit

Memory Bus

128bit

68.26GB/s

Bandwidth

81.28GB/s

Render Config

-

Compute Units

12

-

768

Shading Units

768

48

TMUs

48

24

ROPs

16

-

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

1024 KB

16 MB

L3 Cache

-

Theoretical Performance

39.60 GPixel/s

Pixel Rate

13.68 GPixel/s

79.20 GTexel/s

Texture Rate

41.04 GTexel/s

5.069 TFLOPS

FP16 (half)

1313 GFLOPS

2.534 TFLOPS

FP32 (float)

1313 GFLOPS

633.6 GFLOPS

FP64 (double)

82.08 GFLOPS

Board Design

25W

TDP

35W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

DG1

GPU Name

Baffin

-

GPU Variant

Baffin PRO

Generation 12.1

Architecture

GCN 4.0

Intel

Foundry

GlobalFoundries

10 nm

Process Size

14 nm

Unknown

Transistors

3 billion

95 mm²

Die Size

123 mm²

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

-

6.4

Shader Model

6.4

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