Iris Pro Graphics 580 vs Radeon R9 M280X

When choosing between Iris Pro Graphics 580 and Radeon R9 M280X, 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 R9 M280X.

Iris Pro Graphics 580 and Radeon R9 M280X are Laptop Graphics Cards

Note: Iris Pro Graphics 580 and Radeon R9 M280X 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 580 or Radeon R9 M280X here:

Main Specs

  Iris Pro Graphics 580 Radeon R9 M280X
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1 PCIe 3.0 x16
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 580 is connected by PCIe 3.0 x1, and Radeon R9 M280X uses PCIe 3.0 x16 interface.
  • Both cards are used in Laptops.
  • Iris Pro Graphics 580 is build with Gen. 9 Skylake architecture, and Radeon R9 M280X - with GCN.
  • Core clock speed of Radeon R9 M280X is 550 MHz higher, than Iris Pro Graphics 580.
  • Iris Pro Graphics 580 is manufactured by 14 nm process technology, and Radeon R9 M280X - by 28 nm process technology.

Game benchmarks

high / 1080p 9−10 2−3
ultra / 1080p 5−6 1−2
QHD / 1440p 0−1 0−1
low / 720p 20−22 14−16
medium / 1080p 10−12 4−5
The average gaming FPS of Iris Pro Graphics 580 in Assassin's Creed Odyssey is 120% more, than Radeon R9 M280X.

Full Specs

  Iris Pro Graphics 580 Radeon R9 M280X
Architecture Gen. 9 Skylake GCN
Code name Skylake GT4e Saturn XT
Type Laptop Laptop
Release date 1 September 2015 1 February 2015
Pipelines 72 896
Core clock speed 350 MHz 900 MHz
Boost Clock 1050 MHz
Transistor count 189 million 2,080 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 72.00 61.60
Floating-point performance 1,792 gflops
Memory bandwidth 96 GB/s
Shared memory + -
DirectX 12 (12_1)
Shader Model 6.4 6.3
OpenGL 4.6 4.4
OpenCL 2.1 Not Listed
Vulkan 1.1.97
FreeSync +
Bus support Not Listed
Laptop size large
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Quick Sync +
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