Iris Pro Graphics 580 vs Radeon HD 6950

When choosing between Iris Pro Graphics 580 and Radeon HD 6950, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Iris Pro Graphics 580 and Radeon HD 6950.

Iris Pro Graphics 580 is a Laptop Graphics Card

Note: Iris Pro Graphics 580 is only used in laptop graphics. It has 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 Pro Graphics 580 here:

Main Specs

  Iris Pro Graphics 580 Radeon HD 6950
Power consumption (TDP) 15 Watt 500 Watt
Interface PCIe 3.0 x1 PCIe 2.0 x16
Supplementary power connectors 2x 6-pin
Memory type DDR3L/LPDDR3/DDR4 GDDR5
Maximum RAM amount 64 GB 2 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 6950 has 3233% more power consumption, than Iris Pro Graphics 580.
  • Iris Pro Graphics 580 is connected by PCIe 3.0 x1, and Radeon HD 6950 uses PCIe 2.0 x16 interface.
  • Iris Pro Graphics 580 has 62 GB more memory, than Radeon HD 6950.
  • Iris Pro Graphics 580 is used in Laptops, and Radeon HD 6950 - in Desktops.
  • Iris Pro Graphics 580 is build with Gen. 9 Skylake architecture, and Radeon HD 6950 - with TeraScale 3.
  • Iris Pro Graphics 580 is manufactured by 14 nm process technology, and Radeon HD 6950 - by 40 nm process technology.

Game benchmarks

high / 1080p 9−10 14−16
ultra / 1080p 5−6 8−9
QHD / 1440p 0−1 3−4
low / 720p 20−22 27−30
medium / 1080p 10−12 16−18
The average gaming FPS of Radeon HD 6950 in Assassin's Creed Odyssey is 54% more, than Iris Pro Graphics 580.

Full Specs

  Iris Pro Graphics 580 Radeon HD 6950
Architecture Gen. 9 Skylake TeraScale 3
Code name Skylake GT4e Cayman
Type Laptop Desktop
Release date 1 September 2015 14 December 2010
Pipelines 72 1408
Core clock speed 350 MHz
Boost Clock 1050 MHz 800 MHz
Transistor count 189 million 2,640 million
Manufacturing process technology 14 nm 40 nm
Texture fill rate 72.00 70.40
Floating-point performance 2,252.8 gflops
Length 267 mm
Memory bus width 256 Bit
Memory clock speed 1250 MHz
Shared memory +
DirectX 12 (12_1)
Shader Model 6.4 5.0
OpenGL 4.6 4.4
OpenCL 2.1 1.2
Vulkan 1.1.97
Bus support PCIe 2.0 x16
HDMI +
Bitcoin / BTC (SHA256) 244 Mh/s
Eyefinity +
Design reference
CrossFire +
Quick Sync +
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