Radeon 520 vs Radeon Pro 555X

When choosing between Radeon 520 and Radeon Pro 555X, 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 520 and Radeon Pro 555X.

Radeon 520 and Radeon Pro 555X are Laptop Graphics Cards

Note: Radeon 520 and Radeon Pro 555X 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 520 or Radeon Pro 555X here:

Main Specs

  Radeon 520 Radeon Pro 555X
Power consumption (TDP) 50 Watt 75 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x8
Supplementary power connectors None None
Memory type DDR3, GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 1x DVI, 1x HDMI, 1x VGA No outputs
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  • Radeon Pro 555X has 50% more power consumption, than Radeon 520.
  • Both video cards are using PCIe 3.0 x8 interface connection to a motherboard.
  • Radeon 520 and Radeon Pro 555X have maximum RAM of 2 GB.
  • Radeon 520 is used in Laptops, and Radeon Pro 555X - in Mobile workstations.
  • Radeon 520 is build with GCN 1.0 architecture, and Radeon Pro 555X - with Polaris.
  • Core clock speed of Radeon 520 is 175 MHz higher, than Radeon Pro 555X.
  • Radeon 520 is manufactured by 28 nm process technology, and Radeon Pro 555X - by 14 nm process technology.
  • Memory clock speed of Radeon Pro 555X is 2830 MHz higher, than Radeon 520.

Game benchmarks

high / 1080p 0−1 16−18
ultra / 1080p 10−11
QHD / 1440p 0−1 4−5
4K / 2160p 4−5
low / 720p 1−2 30−35
medium / 1080p 0−1 21−24
The average gaming FPS of Radeon Pro 555X in Assassin's Creed Odyssey is 3100% more, than Radeon 520.

Full Specs

  Radeon 520 Radeon Pro 555X
Architecture GCN 1.0 Polaris
Code name Oland Polaris 21
Type Laptop Mobile workstation
Release date 21 March 2017 5 June 2017
Pipelines 320 768
Core clock speed 1030 MHz 855 MHz
Transistor count 1,040 million 3,000 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 20.60 43.54
Floating-point performance 659.2 gflops
Memory bus width 64 Bit 128 Bit
Memory clock speed 2250 MHz 5080 MHz
Memory bandwidth 16 GB/s 81.6 GB/s
Shared memory - -
DirectX 12.0 12 (12_0)
Shader Model 5.0 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan + 1.2.131
FreeSync +
Laptop size large
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