Intel Iris Xe MAX Graphics vs AMD Radeon HD 6990M

VS

Intel Iris Xe MAX Graphics

AMD Radeon HD 6990M

We compared two Mobile platform GPUs: 4GB VRAM Iris Xe MAX Graphics and 2GB VRAM Radeon HD 6990M 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 9 years and 3 months late

Boost Clock1650MHz

More VRAM (4GB vs 2GB)

Lower TDP (25W vs 100W)

AMD Radeon HD 6990M 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 68.26GB/s)

352 additional rendering cores

Score

Benchmark

FP32 (float)

Iris Xe MAX Graphics +58%

2.534 TFLOPS

Radeon HD 6990M

1.602 TFLOPS

Iris Xe MAX Graphics

VS

Radeon HD 6990M

Graphics Card

Oct 2020

Release Date

Jul 2011

HD Graphics-M

Generation

Vancouver

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

900 MHz

Memory

4GB

Memory Size

2GB

LPDDR4X

Memory Type

GDDR5

128bit

Memory Bus

256bit

68.26GB/s

Bandwidth

115.2GB/s

Render Config

-

Compute Units

14

-

768

Shading Units

1120

48

TMUs

56

24

ROPs

32

-

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

512 KB

16 MB

L3 Cache

-

Theoretical Performance

39.60 GPixel/s

Pixel Rate

22.88 GPixel/s

79.20 GTexel/s

Texture Rate

40.04 GTexel/s

5.069 TFLOPS

FP16 (half)

-

2.534 TFLOPS

FP32 (float)

1.602 TFLOPS

633.6 GFLOPS

FP64 (double)

-

Board Design

25W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

DG1

GPU Name

Blackcomb

-

GPU Variant

Blackcomb XTX (216-0811030)

Generation 12.1

Architecture

TeraScale 2

Intel

Foundry

TSMC

10 nm

Process Size

40 nm

Unknown

Transistors

1.7 billion

95 mm²

Die Size

212 mm²

Graphics Features

12 (12_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

-

6.4

Shader Model

5.0

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