Quadro P620 vs Radeon RX 550X

When choosing between Quadro P620 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 Quadro P620 and Radeon RX 550X.

Main Specs

  Quadro P620 Radeon RX 550X
Power consumption (TDP) 40 Watt 50 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors None None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors 4x mini-DisplayPort 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon RX 550X has 25% more power consumption, than Quadro P620.
  • Quadro P620 is connected by PCIe 3.0 x16, and Radeon RX 550X uses PCIe 3.0 x8 interface.
  • Quadro P620 and Radeon RX 550X have maximum RAM of 4 GB.
  • Both cards are used in Desktops.
  • Quadro P620 is build with Pascal architecture, and Radeon RX 550X - with GCN 4.0.
  • Core clock speed of Quadro P620 is 77 MHz higher, than Radeon RX 550X.
  • Quadro P620 and Radeon RX 550X are manufactured by 14 nm process technology.
  • Both graphics cards are the same length of 145 mm.
  • Memory clock speed of Quadro P620 and Radeon RX 550X is 6000 MHz.

Game benchmarks

high / 1080p 18−20 10−11
ultra / 1080p 10−12 6−7
QHD / 1440p 5−6 0−1
4K / 2160p 4−5
low / 720p 35−40 21−24
medium / 1080p 21−24 12−14
The average gaming FPS of Quadro P620 in Assassin's Creed Odyssey is 69% more, than Radeon RX 550X.

Full Specs

  Quadro P620 Radeon RX 550X
Architecture Pascal GCN 4.0
Code name GP107 Lexa
Type Workstation Desktop
Release date 27 May 2019 16 December 2018
Pipelines 512 512
Core clock speed 1177 MHz 1100 MHz
Boost Clock 1442 MHz 1183 MHz
Transistor count 3,300 million 2,200 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 43.33 37.86
Floating-point performance 1,490 gflops 1,211 gflops
Length 145 mm 145 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 6000 MHz 6000 MHz
Memory bandwidth 80.13 GB/s 96 GB/s
Shared memory -
DirectX 12 (12_1) 12 (12_0)
Shader Model 6.4 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131 1.2.131
CUDA 6.1
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