Iris Xe MAX Graphics vs Maxwell GPU Surface Book 940M GDDR5

When choosing between Iris Xe MAX Graphics and Maxwell GPU Surface Book 940M GDDR5, 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 Xe MAX Graphics and Maxwell GPU Surface Book 940M GDDR5.

Iris Xe MAX Graphics and Maxwell GPU Surface Book 940M GDDR5 are Laptop Graphics Cards

Note: Iris Xe MAX Graphics and Maxwell GPU Surface Book 940M GDDR5 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 Xe MAX Graphics or Maxwell GPU Surface Book 940M GDDR5 here:

Main Specs

  Iris Xe MAX Graphics Maxwell GPU Surface Book 940M GDDR5
Memory type LPDDR4x GDDR5
Maximum RAM amount 4 MB 1 GB
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  • Iris Xe MAX Graphics has 3 GB more memory, than Maxwell GPU Surface Book 940M GDDR5.
  • Both cards are used in Laptops.
  • Iris Xe MAX Graphics is build with Gen. 12 Xe architecture, and Maxwell GPU Surface Book 940M GDDR5 - with Maxwell.
  • Iris Xe MAX Graphics is manufactured by 10 nm process technology, and Maxwell GPU Surface Book 940M GDDR5 - by 28 nm process technology.
  • Memory clock speed of Maxwell GPU Surface Book 940M GDDR5 is 746 MHz higher, than Iris Xe MAX Graphics.

Game benchmarks

high / 1080p 35−40 9−10
ultra / 1080p 21−24 5−6
QHD / 1440p 16−18 0−1
4K / 2160p 10−11
low / 720p 60−65 21−24
medium / 1080p 40−45 12−14
The average gaming FPS of Iris Xe MAX Graphics in Assassin's Creed Odyssey is 241% more, than Maxwell GPU Surface Book 940M GDDR5.

Full Specs

  Iris Xe MAX Graphics Maxwell GPU Surface Book 940M GDDR5
Architecture Gen. 12 Xe Maxwell
Code name iDG1LPDEV Surface Book
Type Laptop Laptop
Release date 31 October 2020 1 October 2015
Pipelines 96 384
Core clock speed 954 MHz
Boost Clock 1650 MHz 993 MHz
Manufacturing process technology 10 nm 28 nm
Memory bus width 128 Bit 64 Bit
Memory clock speed 4266 MHz 5012 MHz
Shared memory - -
DirectX DirectX 12.1 DirectX 12 (FL 11_0), Shader 5.0
CUDA +
Optimus +
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