GeForce 920MX vs Iris Pro Graphics 580

When comparing GeForce 920MX and Iris Pro Graphics 580, 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 GeForce 920MX and Iris Pro Graphics 580 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

GeForce 920MX and Iris Pro Graphics 580 are Laptop Graphics Cards

Note: GeForce 920MX and Iris Pro Graphics 580 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 GeForce 920MX or Iris Pro Graphics 580 here:

Main Specs

  GeForce 920MX Iris Pro Graphics 580
Power consumption (TDP) 16 Watt 15 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x1
Supplementary power connectors None
Memory type DDR3, GDDR5 DDR3L/LPDDR3/DDR4
Maximum RAM amount 2 GB 64 GB
Display Connectors No outputs No outputs
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  • GeForce 920MX has 6% more power consumption, than Iris Pro Graphics 580.
  • GeForce 920MX is connected by PCIe 3.0 x8, and Iris Pro Graphics 580 uses PCIe 3.0 x1 interface.
  • Iris Pro Graphics 580 has 62 GB more memory, than GeForce 920MX.
  • Both cards are used in Laptops.
  • GeForce 920MX is build with Maxwell architecture, and Iris Pro Graphics 580 - with Gen. 9 Skylake.
  • Core clock speed of GeForce 920MX is 615 MHz higher, than Iris Pro Graphics 580.
  • GeForce 920MX is manufactured by 28 nm process technology, and Iris Pro Graphics 580 - by 14 nm process technology.

Game benchmarks

high / 1080p 2−3 9−10
ultra / 1080p 0−1 5−6
QHD / 1440p 0−1 0−1
low / 720p 12−14 20−22
medium / 1080p 3−4 10−12
The average gaming FPS of Iris Pro Graphics 580 in Assassin's Creed Odyssey is 116% more, than GeForce 920MX.

Full Specs

  GeForce 920MX Iris Pro Graphics 580
Architecture Maxwell Gen. 9 Skylake
Code name N16V-GMR Skylake GT4e
Type Laptop Laptop
Release date 25 March 2015 1 September 2015
Pipelines 256 72
Core clock speed 965 MHz 350 MHz
Boost Clock 993 MHz 1050 MHz
Transistor count 189 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 23.83 72.00
Floating-point performance 602.1 gflops
Memory bus width 64 Bit
Memory clock speed 1800 MHz
Memory bandwidth 14.4 GB/s
Shared memory - +
DirectX 12 (11_0) 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.5 4.6
OpenCL 1.2 2.1
Vulkan 1.1.126 1.1.97
CUDA +
Bus support PCI Express 3.0
Optimus +
Quick Sync +
GPU Boost 2.0
GameWorks +
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