Iris Graphics 540 vs Radeon HD 6970M Crossfire

In this comparison between Iris Graphics 540 and Radeon HD 6970M Crossfire you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Iris Graphics 540 will be the best choice, for others Radeon HD 6970M Crossfire will be their preference. Study the comparison tables below and make your choice.

Iris Graphics 540 and Radeon HD 6970M Crossfire are Laptop Graphics Cards

Note: Iris Graphics 540 and Radeon HD 6970M Crossfire are only used in laptop graphics. They have lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Iris Graphics 540 or Radeon HD 6970M Crossfire here:

Main Specs

  Iris Graphics 540 Radeon HD 6970M Crossfire
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1
Memory type eDRAM GDDR5
Maximum RAM amount 64 MB 2x2 GB
Display Connectors No outputs
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  • Iris Graphics 540 has 62 GB more memory, than Radeon HD 6970M Crossfire.
  • Both cards are used in Laptops.
  • Iris Graphics 540 is build with Gen. 9 Skylake architecture, and Radeon HD 6970M Crossfire - with Terascale 2.
  • Core clock speed of Radeon HD 6970M Crossfire is 380 MHz higher, than Iris Graphics 540.
  • Iris Graphics 540 is manufactured by 14 nm process technology, and Radeon HD 6970M Crossfire - by 40 nm process technology.

Game benchmarks

high / 1080p 8−9 21−24
ultra / 1080p 5−6 12−14
QHD / 1440p 0−1 7−8
4K / 2160p 5−6
low / 720p 20−22 40−45
medium / 1080p 10−12 24−27
The average gaming FPS of Radeon HD 6970M Crossfire in Assassin's Creed Odyssey is 127% more, than Iris Graphics 540.

Full Specs

  Iris Graphics 540 Radeon HD 6970M Crossfire
Architecture Gen. 9 Skylake Terascale 2
Code name Skylake GT3e Blackcomb XT
Type Laptop Laptop
Release date 1 September 2015 6 January 2011
Pipelines 48 1920
Core clock speed 300 MHz 680 MHz
Boost Clock 1050 MHz
Transistor count 189 million 2x1700 Million
Manufacturing process technology 14 nm 40 nm
Texture fill rate 50.40
Memory bus width 256 Bit
Memory clock speed 900 MHz
Shared memory + -
DirectX 12 (12_1) DirectX 11, Shader 5.0
Shader Model 6.4
OpenGL 4.6
OpenCL 2.1
Vulkan 1.1.97
Laptop size large
Quick Sync +
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