Quadro K620M vs Radeon Pro 5300M

When choosing between Quadro K620M and Radeon Pro 5300M, 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 K620M and Radeon Pro 5300M.

Quadro K620M and Radeon Pro 5300M are Laptop Graphics Cards

Note: Quadro K620M and Radeon Pro 5300M 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 K620M or Radeon Pro 5300M here:

Main Specs

  Quadro K620M Radeon Pro 5300M
Power consumption (TDP) 30 Watt 85 Watt
Interface MXM-A (3.0) PCIe 4.0 x8
Supplementary power connectors None None
Memory type DDR3 GDDR6
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon Pro 5300M has 183% more power consumption, than Quadro K620M.
  • Quadro K620M is connected by MXM-A (3.0), and Radeon Pro 5300M uses PCIe 4.0 x8 interface.
  • Radeon Pro 5300M has 2 GB more memory, than Quadro K620M.
  • Both cards are used in Laptops.
  • Quadro K620M is build with Maxwell architecture, and Radeon Pro 5300M - with Navi / RDNA.
  • Quadro K620M is manufactured by 28 nm process technology, and Radeon Pro 5300M - by 7 nm process technology.
  • Memory clock speed of Radeon Pro 5300M is 10000 MHz higher, than Quadro K620M.

Game benchmarks

high / 1080p 3−4 35−40
ultra / 1080p 1−2 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 14−16 60−65
medium / 1080p 5−6 40−45
The average gaming FPS of Radeon Pro 5300M in Assassin's Creed Odyssey is 583% more, than Quadro K620M.

Full Specs

  Quadro K620M Radeon Pro 5300M
Architecture Maxwell Navi / RDNA
Code name GM108 Navi 14
Type Mobile workstation Mobile workstation
Release date 1 March 2015 13 November 2019
Pipelines 384 1280
Core clock speed 1029 MHz
Boost Clock 1124 MHz 1250 MHz
Transistor count 6,400 million
Manufacturing process technology 28 nm 7 nm
Texture fill rate 17.98 100.0
Floating-point performance 863.2 gflops
Memory bus width 64 Bit 128 Bit
Memory clock speed 2000 MHz 12000 MHz
Memory bandwidth 14.4 GB/s 192.0 GB/s
Shared memory - -
DirectX 12 12 (12_1)
Shader Model 5 6.5
OpenGL 4.5 4.6
OpenCL 1.2 2.0
Vulkan 1.1.126 1.2.131
CUDA +
Bitcoin / BTC (SHA256) 92 Mh/s
Laptop size medium sized
Optimus +
Display Port 1.2
nView Display Management +
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