Iris Pro Graphics 580 vs Radeon 540X

Find out if it is worth upgrading your current GPU setup by comparing Iris Pro Graphics 580 and Radeon 540X. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Iris Pro Graphics 580 and Radeon 540X. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Iris Pro Graphics 580 and Radeon 540X are Laptop Graphics Cards

Note: Iris Pro Graphics 580 and Radeon 540X 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 540X here:

Main Specs

  Iris Pro Graphics 580 Radeon 540X
Power consumption (TDP) 15 Watt 50 Watt
Interface PCIe 3.0 x1 PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3L/LPDDR3/DDR4 GDDR5
Maximum RAM amount 64 GB 2 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon 540X has 233% more power consumption, than Iris Pro Graphics 580.
  • Iris Pro Graphics 580 is connected by PCIe 3.0 x1, and Radeon 540X uses PCIe 3.0 x8 interface.
  • Iris Pro Graphics 580 has 62 GB more memory, than Radeon 540X.
  • Both cards are used in Laptops.
  • Iris Pro Graphics 580 is build with Gen. 9 Skylake architecture, and Radeon 540X - with GCN 4.0.
  • Iris Pro Graphics 580 and Radeon 540X are manufactured by 14 nm process technology.

Game benchmarks

high / 1080p 9−10 6−7
ultra / 1080p 5−6 3−4
QHD / 1440p 0−1 0−1
low / 720p 20−22 14−16
medium / 1080p 10−12 7−8
The average gaming FPS of Iris Pro Graphics 580 in Assassin's Creed Odyssey is 37% more, than Radeon 540X.

Full Specs

  Iris Pro Graphics 580 Radeon 540X
Architecture Gen. 9 Skylake GCN 4.0
Code name Skylake GT4e Lexa
Type Laptop Laptop
Release date 1 September 2015 12 August 2019
Pipelines 72 512
Core clock speed 350 MHz
Boost Clock 1050 MHz 1219 MHz
Transistor count 189 million 2,200 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 72.00 33.47
Memory bus width 64 Bit
Memory clock speed 6000 MHz
Memory bandwidth 112.0 GB/s
Shared memory + -
DirectX 12 (12_1) 12 (12_0)
Shader Model 6.4 6.4
OpenGL 4.6 4.6
OpenCL 2.1 2.0
Vulkan 1.1.97 1.2.131
Quick Sync +
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