Radeon HD 7870M vs UHD Graphics G1 Ice Lake 32 EU

When choosing between Radeon HD 7870M and UHD Graphics G1 Ice Lake 32 EU, 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 Radeon HD 7870M and UHD Graphics G1 Ice Lake 32 EU.

Radeon HD 7870M and UHD Graphics G1 Ice Lake 32 EU are Laptop Graphics Cards

Note: Radeon HD 7870M and UHD Graphics G1 Ice Lake 32 EU 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 Radeon HD 7870M or UHD Graphics G1 Ice Lake 32 EU here:

Main Specs

  Radeon HD 7870M UHD Graphics G1 Ice Lake 32 EU
Power consumption (TDP) 45 Watt
Interface PCIe 3.0 x16
Memory type GDDR5 DDR4
Maximum RAM amount 2 GB
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Radeon HD 7870M is build with GCN architecture, and UHD Graphics G1 Ice Lake 32 EU - with Gen. 11 Ice Lake.
  • Core clock speed of Radeon HD 7870M is 500 MHz higher, than UHD Graphics G1 Ice Lake 32 EU.
  • Radeon HD 7870M is manufactured by 28 nm process technology, and UHD Graphics G1 Ice Lake 32 EU - by 10 nm process technology.

Game benchmarks

high / 1080p 6−7 6−7
ultra / 1080p 4−5 4−5
QHD / 1440p 0−1 0−1
low / 720p 16−18 16−18
medium / 1080p 8−9 8−9
Radeon HD 7870M and UHD Graphics G1 Ice Lake 32 EU have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Radeon HD 7870M UHD Graphics G1 Ice Lake 32 EU
Architecture GCN Gen. 11 Ice Lake
Code name Heathrow XT Ice Lake G1 Gen. 11
Type Laptop Laptop
Release date 24 April 2012 28 May 2019
Pipelines 640 32
Core clock speed 800 MHz 300 MHz
Boost Clock 1100 MHz
Transistor count 1,500 million
Manufacturing process technology 28 nm 10 nm
Texture fill rate 32.00
Floating-point performance 1,024 gflops
Memory bus width 128 Bit
Memory clock speed 4000 MHz
Memory bandwidth 64 GB/s
Shared memory - +
DirectX 12 (11_1) DirectX 12_1
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2.131
Laptop size large
Quick Sync +
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