Radeon RX 480 mobile vs Radeon RX 550X

When choosing between Radeon RX 480 mobile 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 Radeon RX 480 mobile and Radeon RX 550X.

Radeon RX 480 mobile is a Laptop Graphics Card

Note: Radeon RX 480 mobile 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 Radeon RX 480 mobile here:

Main Specs

  Radeon RX 480 mobile Radeon RX 550X
Power consumption (TDP) 100 Watt 50 Watt
Interface MXM-B (3.0) PCIe 3.0 x8
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 8 GB 4 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon RX 480 mobile has 100% more power consumption, than Radeon RX 550X.
  • Radeon RX 480 mobile is connected by MXM-B (3.0), and Radeon RX 550X uses PCIe 3.0 x8 interface.
  • Radeon RX 480 mobile has 4 GB more memory, than Radeon RX 550X.
  • Radeon RX 480 mobile is used in Laptops, and Radeon RX 550X - in Desktops.
  • Radeon RX 480 mobile is build with Polaris architecture, and Radeon RX 550X - with GCN 4.0.
  • Radeon RX 480 mobile and Radeon RX 550X are manufactured by 14 nm process technology.
  • Memory clock speed of Radeon RX 480 mobile is 2000 MHz higher, than Radeon RX 550X.

Game benchmarks

high / 1080p 12−14 10−11
ultra / 1080p 7−8 6−7
QHD / 1440p 0−1 0−1
low / 720p 27−30 21−24
medium / 1080p 14−16 12−14
The average gaming FPS of Radeon RX 480 mobile in Assassin's Creed Odyssey is 23% more, than Radeon RX 550X.

Full Specs

  Radeon RX 480 mobile Radeon RX 550X
Architecture Polaris GCN 4.0
Code name Polaris Lexa
Type Laptop Desktop
Release date 1 August 2016 16 December 2018
Pipelines 2304 512
Core clock speed 1100 MHz
Boost Clock 1077 MHz 1183 MHz
Transistor count 5,700 million 2,200 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 155.1 37.86
Floating-point performance 4,963 gflops 1,211 gflops
Length 145 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 8000 MHz 6000 MHz
Memory bandwidth 256.0 GB/s 96 GB/s
Shared memory -
DirectX 12 (12_0) 12 (12_0)
Shader Model 6.4 6.4
OpenGL 4.6 4.6
OpenCL 2.0 2.0
Vulkan 1.2.131 1.2.131
Laptop size large
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