Quadro M620 vs Radeon RX 550X mobile

When choosing between Quadro M620 and Radeon RX 550X mobile, 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 Quadro M620 and Radeon RX 550X mobile.

Quadro M620 and Radeon RX 550X mobile are Laptop Graphics Cards

Note: Quadro M620 and Radeon RX 550X mobile 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 Quadro M620 or Radeon RX 550X mobile here:

Main Specs

  Quadro M620 Radeon RX 550X mobile
Power consumption (TDP) 30 Watt 50 Watt
Interface PCIe 3.0 x8
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs
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  • Radeon RX 550X mobile has 66% more power consumption, than Quadro M620.
  • Radeon RX 550X mobile has 2 GB more memory, than Quadro M620.
  • Quadro M620 is used in Mobile workstations, and Radeon RX 550X mobile - in Laptops.
  • Quadro M620 is build with Maxwell architecture, and Radeon RX 550X mobile - with Polaris.
  • Core clock speed of Radeon RX 550X mobile is 158 MHz higher, than Quadro M620.
  • Quadro M620 is manufactured by 28 nm process technology, and Radeon RX 550X mobile - by 14 nm process technology.
  • Memory clock speed of Radeon RX 550X mobile is 1988 MHz higher, than Quadro M620.

Game benchmarks

high / 1080p 14−16 14−16
ultra / 1080p 8−9 9−10
QHD / 1440p 3−4 3−4
low / 720p 30−35 30−35
medium / 1080p 18−20 20−22
The average gaming FPS of Radeon RX 550X mobile in Assassin's Creed Odyssey is 6% more, than Quadro M620.

Full Specs

  Quadro M620 Radeon RX 550X mobile
Architecture Maxwell Polaris
Code name Polaris 12
Type Mobile workstation Laptop
Release date 13 January 2017 10 January 2019
Pipelines 512 640
Core clock speed 1018 MHz 1176 MHz
Boost Clock 1287 MHz
Transistor count 2,200 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 51.48
Memory bus width 128 Bit 128 Bit
Memory clock speed 5012 MHz 7000 MHz
Memory bandwidth 80 GB/s 96 GB/s
Shared memory - -
DirectX 12 12 (12_0)
Shader Model 5.0 6.4
OpenGL 4.5 4.6
OpenCL 2.0
Vulkan 1.2.131
FreeSync +
Laptop size large large
Optimus +
Display Port 1.2
Mosaic +
nView Display Management +
3D Stereo +
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