Iris Graphics 550 vs Radeon RX 550X

When choosing between Iris Graphics 550 and Radeon RX 550X, 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 RX 550X.

Iris Graphics 550 is a Laptop Graphics Card

Note: Iris Graphics 550 is only used in laptop graphics. It has 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 here:

Main Specs

  Iris Graphics 550 Radeon RX 550X
Power consumption (TDP) 15 Watt 50 Watt
Interface PCIe 3.0 x1 PCIe 3.0 x8
Supplementary power connectors None
Memory type eDRAM GDDR5
Maximum RAM amount 64 MB 4 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon RX 550X has 233% more power consumption, than Iris Graphics 550.
  • Iris Graphics 550 is connected by PCIe 3.0 x1, and Radeon RX 550X uses PCIe 3.0 x8 interface.
  • Iris Graphics 550 has 60 GB more memory, than Radeon RX 550X.
  • Iris Graphics 550 is used in Laptops, and Radeon RX 550X - in Desktops.
  • Iris Graphics 550 is build with Gen. 9 Skylake architecture, and Radeon RX 550X - with GCN 4.0.
  • Core clock speed of Radeon RX 550X is 800 MHz higher, than Iris Graphics 550.
  • Iris Graphics 550 and Radeon RX 550X are manufactured by 14 nm process technology.

Game benchmarks

high / 1080p 9−10 10−11
ultra / 1080p 5−6 6−7
QHD / 1440p 0−1 0−1
low / 720p 21−24 21−24
medium / 1080p 10−12 12−14
The average gaming FPS of Radeon RX 550X in Assassin's Creed Odyssey is 8% more, than Iris Graphics 550.

Full Specs

  Iris Graphics 550 Radeon RX 550X
Architecture Gen. 9 Skylake GCN 4.0
Code name Skylake GT3e Lexa
Type Laptop Desktop
Release date 1 September 2015 16 December 2018
Pipelines 48 512
Core clock speed 300 MHz 1100 MHz
Boost Clock 1100 MHz 1183 MHz
Transistor count 189 million 2,200 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 52.80 37.86
Floating-point performance 1,211 gflops
Length 145 mm
Memory bus width 128 Bit
Memory clock speed 6000 MHz
Memory bandwidth 96 GB/s
Shared memory +
DirectX 12 (12_1) 12 (12_0)
Shader Model 6.4 6.4
OpenGL 4.6 4.6
OpenCL 2.1 2.0
Vulkan 1.1.97 1.2.131
Quick Sync +
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