Iris Pro Graphics P580 vs Radeon R7 M270

When comparing Iris Pro Graphics P580 and Radeon R7 M270, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Iris Pro Graphics P580 and Radeon R7 M270 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Iris Pro Graphics P580 and Radeon R7 M270 are Laptop Graphics Cards

Note: Iris Pro Graphics P580 and Radeon R7 M270 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 Radeon R7 M270 here:

Main Specs

  Iris Pro Graphics P580 Radeon R7 M270
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1 PCIe 3.0 x8
Memory type DDR3L/LPDDR3/DDR4 Not Listed
Maximum RAM amount 64 GB
Display Connectors No outputs No outputs
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  • Iris Pro Graphics P580 is connected by PCIe 3.0 x1, and Radeon R7 M270 uses PCIe 3.0 x8 interface.
  • Both cards are used in Laptops.
  • Iris Pro Graphics P580 is build with Gen. 9 Skylake architecture, and Radeon R7 M270 - with GCN.
  • Core clock speed of Radeon R7 M270 is 475 MHz higher, than Iris Pro Graphics P580.
  • Iris Pro Graphics P580 is manufactured by 14 nm process technology, and Radeon R7 M270 - by 28 nm process technology.

Game benchmarks

high / 1080p 10−11 0−1
ultra / 1080p 6−7
QHD / 1440p 0−1 0−1
low / 720p 21−24 1−2
medium / 1080p 12−14 0−1
The average gaming FPS of Iris Pro Graphics P580 in Assassin's Creed Odyssey is 2100% more, than Radeon R7 M270.

Full Specs

  Iris Pro Graphics P580 Radeon R7 M270
Architecture Gen. 9 Skylake GCN
Code name Skylake GT4e Opal XT / Mars
Type Laptop Laptop
Release date 1 September 2015 7 January 2014
Pipelines 72 384
Core clock speed 350 MHz 825 MHz
Boost Clock 1100 MHz
Transistor count 189 million 950 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 75.60 19.80
Floating-point performance 633.6 gflops
Memory bandwidth 28.8 GB/s
Shared memory + -
DirectX 12 (12_1)
Shader Model 6.4 5.1
OpenGL 4.6 4.4
OpenCL 2.1 Not Listed
Vulkan 1.1.97
FreeSync +
Bus support PCIe 3.0
Laptop size medium sized
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Quick Sync +
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