Quadro K620M vs Radeon R9 M470

When choosing between Quadro K620M and Radeon R9 M470, 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 R9 M470.

Quadro K620M and Radeon R9 M470 are Laptop Graphics Cards

Note: Quadro K620M and Radeon R9 M470 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 R9 M470 here:

Main Specs

  Quadro K620M Radeon R9 M470
Power consumption (TDP) 30 Watt
Interface MXM-A (3.0) PCIe 3.0 x16
Supplementary power connectors None
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs No outputs
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  • Quadro K620M is connected by MXM-A (3.0), and Radeon R9 M470 uses PCIe 3.0 x16 interface.
  • Radeon R9 M470 has 2 GB more memory, than Quadro K620M.
  • Quadro K620M is used in Mobile workstations, and Radeon R9 M470 - in Laptops.
  • Quadro K620M is build with Maxwell architecture, and Radeon R9 M470 - with GCN 2.
  • Core clock speed of Quadro K620M is 29 MHz higher, than Radeon R9 M470.
  • Quadro K620M and Radeon R9 M470 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon R9 M470 is 4000 MHz higher, than Quadro K620M.

Game benchmarks

high / 1080p 3−4 12−14
ultra / 1080p 1−2 7−8
QHD / 1440p 0−1 2−3
low / 720p 14−16 24−27
medium / 1080p 5−6 14−16
The average gaming FPS of Radeon R9 M470 in Assassin's Creed Odyssey is 150% more, than Quadro K620M.

Full Specs

  Quadro K620M Radeon R9 M470
Architecture Maxwell GCN 2
Code name GM108 Saturn
Type Mobile workstation Laptop
Release date 1 March 2015 14 May 2016
Pipelines 384 768
Core clock speed 1029 MHz 1000 MHz
Boost Clock 1124 MHz 1000 MHz
Transistor count 2,080 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 17.98 48.00
Floating-point performance 863.2 gflops 1,536 gflops
Memory bus width 64 Bit 128 Bit
Memory clock speed 2000 MHz 6000 MHz
Memory bandwidth 14.4 GB/s 96 GB/s
Shared memory - -
DirectX 12 12 (12_0)
Shader Model 5 6.3
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 large
Optimus +
Display Port 1.2
nView Display Management +
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