GeForce GTX 860M SLI vs Iris Pro Graphics 580

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 860M SLI and Iris Pro Graphics 580. 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 GeForce GTX 860M SLI and Iris Pro Graphics 580. 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.

GeForce GTX 860M SLI and Iris Pro Graphics 580 are Laptop Graphics Cards

Note: GeForce GTX 860M SLI 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 GTX 860M SLI or Iris Pro Graphics 580 here:

Main Specs

  GeForce GTX 860M SLI Iris Pro Graphics 580
Power consumption (TDP) 120 Watt 15 Watt
Interface PCIe 3.0 x1
Memory type GDDR5 DDR3L/LPDDR3/DDR4
Maximum RAM amount 2x 4 GB 64 GB
Display Connectors No outputs
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  • GeForce GTX 860M SLI has 700% more power consumption, than Iris Pro Graphics 580.
  • Iris Pro Graphics 580 has 62 GB more memory, than GeForce GTX 860M SLI.
  • Both cards are used in Laptops.
  • GeForce GTX 860M SLI is build with Maxwell architecture, and Iris Pro Graphics 580 - with Gen. 9 Skylake.
  • Core clock speed of GeForce GTX 860M SLI is 679 MHz higher, than Iris Pro Graphics 580.
  • GeForce GTX 860M SLI is manufactured by 28 nm process technology, and Iris Pro Graphics 580 - by 14 nm process technology.

Game benchmarks

high / 1080p 21−24 9−10
ultra / 1080p 14−16 5−6
QHD / 1440p 8−9 0−1
4K / 2160p 5−6
low / 720p 40−45 20−22
medium / 1080p 27−30 10−12
The average gaming FPS of GeForce GTX 860M SLI in Assassin's Creed Odyssey is 145% more, than Iris Pro Graphics 580.

Full Specs

  GeForce GTX 860M SLI Iris Pro Graphics 580
Architecture Maxwell Gen. 9 Skylake
Code name Skylake GT4e
Type Laptop Laptop
Release date 12 March 2014 1 September 2015
Pipelines 1280 72
Core clock speed 1029 MHz 350 MHz
Boost Clock 1050 MHz
Transistor count 2x 1870 Million 189 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 72.00
Memory bus width 2x 128 Bit
Memory clock speed 5000 MHz
Shared memory - +
DirectX DirectX 12 (FL 11_0), Shader 5.0 12 (12_1)
Shader Model 6.4
OpenGL 4.6
OpenCL 2.1
Vulkan 1.1.97
CUDA +
SLI options +
Laptop size large
Optimus +
Quick Sync +
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