Intel Iris Xe MAX Graphics vs AMD Radeon R9 M395X Mac Edition

VS

Intel Iris Xe MAX Graphics AMD Radeon R9 M395X Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM Iris Xe MAX Graphics and 4GB VRAM Radeon R9 M395X Mac Edition 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 5 years and 5 months late

Boost Clock1650MHz

Lower TDP (25W vs 250W)

AMD Radeon R9 M395X Mac Edition 's Advantages

Larger VRAM bandwidth (174.7GB/s vs 68.26GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Iris Xe MAX Graphics

2.534 TFLOPS

Radeon R9 M395X Mac Edition +46%

3.723 TFLOPS

Iris Xe MAX Graphics

VS

Radeon R9 M395X Mac Edition

Graphics Card

Oct 2020

Release Date

May 2015

HD Graphics-M

Generation

Crystal System

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

300 MHz

Base Clock

-

1650 MHz

Boost Clock

-

2133 MHz

Memory Clock

1365 MHz

Memory

4GB

Memory Size

4GB

LPDDR4X

Memory Type

GDDR5

128bit

Memory Bus

256bit

68.26GB/s

Bandwidth

174.7GB/s

Render Config

-

SM Count

-

Compute Units

32

768

Shading Units

2048

48

TMUs

128

24

ROPs

32

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

Theoretical Performance

39.60 GPixel/s

Pixel Rate

29.09 GPixel/s

79.20 GTexel/s

Texture Rate

116.4 GTexel/s

5.069 TFLOPS

FP16 (half)

3.723 TFLOPS

2.534 TFLOPS

FP32 (float)

3.723 TFLOPS

633.6 GFLOPS

FP64 (double)

232.7 GFLOPS

Graphics Processor

DG1

GPU Name

Amethyst

-

GPU Variant

Amethyst XT

Generation 12.1

Architecture

GCN 3.0

Intel

Foundry

TSMC

10 nm

Process Size

28 nm

Unknown

Transistors

5 billion

95 mm²

Die Size

366 mm²

Board Design

25W

TDP

250W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

6.3

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