GRID K520 vs Radeon Pro 555X

When choosing between GRID K520 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 GRID K520 and Radeon Pro 555X.

Radeon Pro 555X is a Laptop Graphics Card

Note: Radeon Pro 555X 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 Pro 555X here:

Main Specs

  GRID K520 Radeon Pro 555X
Power consumption (TDP) 225 Watt 75 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors 1x 8-pin None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs No outputs
  Check Price
  • GRID K520 has 200% more power consumption, than Radeon Pro 555X.
  • GRID K520 is connected by PCIe 3.0 x16, and Radeon Pro 555X uses PCIe 3.0 x8 interface.
  • GRID K520 has 2 GB more memory, than Radeon Pro 555X.
  • GRID K520 is used in Desktops, and Radeon Pro 555X - in Mobile workstations.
  • GRID K520 is build with Kepler architecture, and Radeon Pro 555X - with Polaris.
  • Core clock speed of Radeon Pro 555X is 110 MHz higher, than GRID K520.
  • GRID K520 is manufactured by 28 nm process technology, and Radeon Pro 555X - by 14 nm process technology.
  • Memory clock speed of Radeon Pro 555X is 80 MHz higher, than GRID K520.

Game benchmarks

high / 1080p 16−18 16−18
ultra / 1080p 9−10 10−11
QHD / 1440p 4−5 4−5
4K / 2160p 4−5 4−5
low / 720p 30−35 30−35
medium / 1080p 20−22 21−24
The average gaming FPS of Radeon Pro 555X in Assassin's Creed Odyssey is 7% more, than GRID K520.

Full Specs

  GRID K520 Radeon Pro 555X
Architecture Kepler Polaris
Code name GK104 Polaris 21
Type Workstation Mobile workstation
Release date 23 July 2013 5 June 2017
Pipelines 1536 768
Core clock speed 745 MHz 855 MHz
Transistor count 3,540 million 3,000 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 95.36 43.54
Floating-point performance 2x 2,448 gflops
Length 267 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 5000 MHz 5080 MHz
Memory bandwidth 160.0 GB/s 81.6 GB/s
Shared memory -
DirectX 12 (11_0) 12 (12_0)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.1.126 1.2.131
CUDA 3.0
FreeSync +
Bitcoin / BTC (SHA256) 76 Mh/s
Laptop size large
  Check Price