Iris Pro Graphics P580 vs Mobility Radeon HD 5870 Crossfire

When choosing between Iris Pro Graphics P580 and Mobility Radeon HD 5870 Crossfire, 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 P580 and Mobility Radeon HD 5870 Crossfire.

Iris Pro Graphics P580 and Mobility Radeon HD 5870 Crossfire are Laptop Graphics Cards

Note: Iris Pro Graphics P580 and Mobility Radeon HD 5870 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 Pro Graphics P580 or Mobility Radeon HD 5870 Crossfire here:

Main Specs

  Iris Pro Graphics P580 Mobility Radeon HD 5870 Crossfire
Power consumption (TDP) 15 Watt 120 Watt
Interface PCIe 3.0 x1
Memory type DDR3L/LPDDR3/DDR4 DDR3, GDDR3, GDDR5
Maximum RAM amount 64 GB 2x1 GB
Display Connectors No outputs
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  • Mobility Radeon HD 5870 Crossfire has 700% more power consumption, than Iris Pro Graphics P580.
  • Iris Pro Graphics P580 has 62 GB more memory, than Mobility Radeon HD 5870 Crossfire.
  • Both cards are used in Laptops.
  • Iris Pro Graphics P580 is build with Gen. 9 Skylake architecture, and Mobility Radeon HD 5870 Crossfire - with Terascale 2.
  • Core clock speed of Mobility Radeon HD 5870 Crossfire is 350 MHz higher, than Iris Pro Graphics P580.
  • Iris Pro Graphics P580 is manufactured by 14 nm process technology, and Mobility Radeon HD 5870 Crossfire - by 40 nm process technology.

Game benchmarks

high / 1080p 10−11 16−18
ultra / 1080p 6−7 9−10
QHD / 1440p 0−1 4−5
low / 720p 21−24 30−35
medium / 1080p 12−14 18−20
The average gaming FPS of Mobility Radeon HD 5870 Crossfire in Assassin's Creed Odyssey is 46% more, than Iris Pro Graphics P580.

Full Specs

  Iris Pro Graphics P580 Mobility Radeon HD 5870 Crossfire
Architecture Gen. 9 Skylake Terascale 2
Code name Skylake GT4e Broadway-XT
Type Laptop Laptop
Release date 1 September 2015 7 January 2010
Pipelines 72 1600
Core clock speed 350 MHz 700 MHz
Boost Clock 1100 MHz
Transistor count 189 million
Manufacturing process technology 14 nm 40 nm
Texture fill rate 75.60
Memory bus width 128 Bit
Memory clock speed 1000 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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