AMD Radeon HD 6990M vs Intel Iris Xe MAX Graphics

VS

AMD Radeon HD 6990M

Intel Iris Xe MAX Graphics

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6990M and 4GB VRAM Iris Xe MAX Graphics to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M 's Advantages

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

352 additional rendering cores

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)

Score

Benchmark

FP32 (float)

Radeon HD 6990M

1.602 TFLOPS

Iris Xe MAX Graphics +58%

2.534 TFLOPS

Radeon HD 6990M

VS

Iris Xe MAX Graphics

Graphics Card

Jul 2011

Release Date

Oct 2020

Vancouver

Generation

HD Graphics-M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

300 MHz

-

Boost Clock

1650 MHz

900 MHz

Memory Clock

2133 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

LPDDR4X

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

68.26GB/s

Render Config

14

Compute Units

-

1120

Shading Units

768

56

TMUs

48

32

ROPs

24

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

1024 KB

-

L3 Cache

16 MB

Theoretical Performance

22.88 GPixel/s

Pixel Rate

39.60 GPixel/s

40.04 GTexel/s

Texture Rate

79.20 GTexel/s

-

FP16 (half)

5.069 TFLOPS

1.602 TFLOPS

FP32 (float)

2.534 TFLOPS

-

FP64 (double)

633.6 GFLOPS

Board Design

100W

TDP

25W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

DG1

Blackcomb XTX (216-0811030)

GPU Variant

-

TeraScale 2

Architecture

Generation 12.1

TSMC

Foundry

Intel

40 nm

Process Size

10 nm

1.7 billion

Transistors

Unknown

212 mm²

Die Size

95 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

5.0

Shader Model

6.4

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