Iris Graphics 550 vs Radeon HD 8870M

When choosing between Iris Graphics 550 and Radeon HD 8870M, 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 Graphics 550 and Radeon HD 8870M.

Iris Graphics 550 and Radeon HD 8870M are Laptop Graphics Cards

Note: Iris Graphics 550 and Radeon HD 8870M 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 Graphics 550 or Radeon HD 8870M here:

Main Specs

  Iris Graphics 550 Radeon HD 8870M
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1 PCIe 3.0 x16
Memory type eDRAM GDDR5, DDR3
Maximum RAM amount 64 MB 2 GB
Display Connectors No outputs No outputs
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  • Iris Graphics 550 is connected by PCIe 3.0 x1, and Radeon HD 8870M uses PCIe 3.0 x16 interface.
  • Iris Graphics 550 has 62 GB more memory, than Radeon HD 8870M.
  • Both cards are used in Laptops.
  • Iris Graphics 550 is build with Gen. 9 Skylake architecture, and Radeon HD 8870M - with GCN.
  • Core clock speed of Radeon HD 8870M is 425 MHz higher, than Iris Graphics 550.
  • Iris Graphics 550 is manufactured by 14 nm process technology, and Radeon HD 8870M - by 28 nm process technology.

Game benchmarks

high / 1080p 9−10 7−8
ultra / 1080p 5−6 4−5
QHD / 1440p 0−1 0−1
low / 720p 21−24 18−20
medium / 1080p 10−12 9−10
The average gaming FPS of Iris Graphics 550 in Assassin's Creed Odyssey is 20% more, than Radeon HD 8870M.

Full Specs

  Iris Graphics 550 Radeon HD 8870M
Architecture Gen. 9 Skylake GCN
Code name Skylake GT3e Venus
Type Laptop Laptop
Release date 1 September 2015 18 December 2012
Pipelines 48 640
Core clock speed 300 MHz 725 MHz
Boost Clock 1100 MHz 775 MHz
Transistor count 189 million 1,500 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 52.80 31.00
Floating-point performance 992.0 gflops
Memory bus width 128 Bit
Memory clock speed 4500 MHz
Memory bandwidth 72 GB/s
Shared memory + -
DirectX 12 (12_1) 12 (11_1)
Shader Model 6.4 5.1
OpenGL 4.6 4.6
OpenCL 2.1 1.2
Vulkan 1.1.97 1.2.131
Bitcoin / BTC (SHA256) 107 Mh/s
Laptop size large
Quick Sync +
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