Iris Xe Graphics G7 vs Mobility Radeon HD 4870 X2

If you are going to buy a new graphics card and are choosing between Iris Xe Graphics G7 and Mobility Radeon HD 4870 X2, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Iris Xe Graphics G7 stacks up against Mobility Radeon HD 4870 X2, check out specs charts below.

Iris Xe Graphics G7 and Mobility Radeon HD 4870 X2 are Laptop Graphics Cards

Note: Iris Xe Graphics G7 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 Graphics G7 or Mobility Radeon HD 4870 X2 here:

Main Specs

  Iris Xe Graphics G7 Mobility Radeon HD 4870 X2
Interface PCIe 2.0 x16
Memory type DDR4 GDDR3, GDDR5
Maximum RAM amount 2 GB
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Iris Xe Graphics G7 is build with Gen. 11 Ice Lake architecture, and Mobility Radeon HD 4870 X2 - with Terascale 1.
  • Iris Xe Graphics G7 is manufactured by 10 nm process technology, and Mobility Radeon HD 4870 X2 - by 55 nm process technology.

Game benchmarks

high / 1080p 16−18 9−10
ultra / 1080p 9−10 5−6
QHD / 1440p 3−4 0−1
low / 720p 30−35 21−24
medium / 1080p 20−22 12−14
The average gaming FPS of Iris Xe Graphics G7 in Assassin's Creed Odyssey is 66% more, than Mobility Radeon HD 4870 X2.

Full Specs

  Iris Xe Graphics G7 Mobility Radeon HD 4870 X2
Architecture Gen. 11 Ice Lake Terascale 1
Code name Tiger Lake Xe M98-XT
Type Laptop Laptop
Release date 15 August 2020 9 January 2009
Pipelines 96 1600
Core clock speed 550 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 256 Bit
Memory clock speed 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
Quick Sync +
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