GRID K520 vs Quadro M620

When comparing GRID K520 and Quadro M620, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GRID K520 and Quadro M620 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Quadro M620 is a Laptop Graphics Card

Note: Quadro M620 is only used in laptop graphics. It has 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 here:

Main Specs

  GRID K520 Quadro M620
Power consumption (TDP) 225 Watt 30 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs
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  • GRID K520 has 650% more power consumption, than Quadro M620.
  • GRID K520 has 2 GB more memory, than Quadro M620.
  • GRID K520 is used in Desktops, and Quadro M620 - in Mobile workstations.
  • GRID K520 is build with Kepler architecture, and Quadro M620 - with Maxwell.
  • Core clock speed of Quadro M620 is 273 MHz higher, than GRID K520.
  • GRID K520 and Quadro M620 are manufactured by 28 nm process technology.
  • Memory clock speed of Quadro M620 is 12 MHz higher, than GRID K520.

Game benchmarks

high / 1080p 16−18 14−16
ultra / 1080p 9−10 8−9
QHD / 1440p 4−5 3−4
4K / 2160p 4−5
low / 720p 30−35 30−35
medium / 1080p 20−22 18−20
The average gaming FPS of GRID K520 in Assassin's Creed Odyssey is 6% more, than Quadro M620.

Full Specs

  GRID K520 Quadro M620
Architecture Kepler Maxwell
Code name GK104
Type Workstation Mobile workstation
Release date 23 July 2013 13 January 2017
Pipelines 1536 512
Core clock speed 745 MHz 1018 MHz
Transistor count 3,540 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 95.36
Floating-point performance 2x 2,448 gflops
Length 267 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 5000 MHz 5012 MHz
Memory bandwidth 160.0 GB/s 80 GB/s
Shared memory -
DirectX 12 (11_0) 12
Shader Model 5.1 5.0
OpenGL 4.6 4.5
OpenCL 1.2
Vulkan 1.1.126
CUDA 3.0
Bitcoin / BTC (SHA256) 76 Mh/s
Laptop size large
Optimus +
Display Port 1.2
Mosaic +
nView Display Management +
3D Stereo +
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