Iris Xe MAX Graphics vs Mobility Radeon HD 4870 X2

When comparing Iris Xe MAX Graphics and Mobility Radeon HD 4870 X2, 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 Iris Xe MAX Graphics and Mobility Radeon HD 4870 X2 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Iris Xe MAX Graphics and Mobility Radeon HD 4870 X2 are Laptop Graphics Cards

Note: Iris Xe MAX Graphics and Mobility Radeon HD 4870 X2 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 Mobility Radeon HD 4870 X2 here:

Main Specs

  Iris Xe MAX Graphics Mobility Radeon HD 4870 X2
Interface PCIe 2.0 x16
Memory type LPDDR4x GDDR3, GDDR5
Maximum RAM amount 4 MB 2 GB
Display Connectors No outputs
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  • Iris Xe MAX Graphics has 2 GB more memory, than Mobility Radeon HD 4870 X2.
  • Both cards are used in Laptops.
  • Iris Xe MAX Graphics is build with Gen. 12 Xe architecture, and Mobility Radeon HD 4870 X2 - with Terascale 1.
  • Iris Xe MAX Graphics is manufactured by 10 nm process technology, and Mobility Radeon HD 4870 X2 - by 55 nm process technology.
  • Memory clock speed of Iris Xe MAX Graphics is 3378 MHz higher, than Mobility Radeon HD 4870 X2.

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 Mobility Radeon HD 4870 X2.

Full Specs

  Iris Xe MAX Graphics Mobility Radeon HD 4870 X2
Architecture Gen. 12 Xe Terascale 1
Code name iDG1LPDEV M98-XT
Type Laptop Laptop
Release date 31 October 2020 9 January 2009
Pipelines 96 1600
Core clock speed 550 MHz
Boost Clock 1650 MHz
Transistor count 956 million
Manufacturing process technology 10 nm 55 nm
Texture fill rate 22.00
Floating-point performance 2x 880.0 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 4266 MHz 888 MHz
Memory bandwidth 89.6 GB/s
Shared memory - -
DirectX DirectX 12.1 10.1 (10_1)
Shader Model 4.1
OpenGL 3.3
OpenCL 1.1
Vulkan N/A
Laptop size large
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