Quadro K620M vs Radeon R8 M365DX

If you are going to buy a new graphics card and are choosing between Quadro K620M and Radeon R8 M365DX, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Quadro K620M stacks up against Radeon R8 M365DX, check out specs charts below.

Quadro K620M and Radeon R8 M365DX are Laptop Graphics Cards

Note: Quadro K620M and Radeon R8 M365DX 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 R8 M365DX here:

Main Specs

  Quadro K620M Radeon R8 M365DX
Power consumption (TDP) 30 Watt
Interface MXM-A (3.0) IGP
Supplementary power connectors None
Memory type DDR3 DDR3
Maximum RAM amount 2 GB
Display Connectors No outputs No outputs
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  • Quadro K620M is connected by MXM-A (3.0), and Radeon R8 M365DX uses IGP interface.
  • Quadro K620M is used in Mobile workstations, and Radeon R8 M365DX - in Laptops.
  • Quadro K620M is build with Maxwell architecture, and Radeon R8 M365DX - with GCN.
  • Core clock speed of Quadro K620M is 309 MHz higher, than Radeon R8 M365DX.
  • Quadro K620M and Radeon R8 M365DX are manufactured by 28 nm process technology.
  • Memory clock speed of Quadro K620M is 1200 MHz higher, than Radeon R8 M365DX.

Game benchmarks

high / 1080p 3−4 0−1
ultra / 1080p 1−2
QHD / 1440p 0−1 0−1
low / 720p 14−16 1−2
medium / 1080p 5−6 0−1
The average gaming FPS of Quadro K620M in Assassin's Creed Odyssey is 1400% more, than Radeon R8 M365DX.

Full Specs

  Quadro K620M Radeon R8 M365DX
Architecture Maxwell GCN
Code name GM108 Meso
Type Mobile workstation Laptop
Release date 1 March 2015 3 June 2015
Pipelines 384 768
Core clock speed 1029 MHz 720 / 1125 MHz
Boost Clock 1124 MHz 1125 MHz
Transistor count 1,550 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 17.98 27.00
Floating-point performance 863.2 gflops
Memory bus width 64 Bit 128 + 64 Bit
Memory clock speed 2000 MHz 800 / 1000 MHz
Memory bandwidth 14.4 GB/s
Shared memory - -
DirectX 12 12 (12_0)
Shader Model 5 6.0
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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