GRID K520 vs Quadro K620M

Find out if it is worth upgrading your current GPU setup by comparing GRID K520 and Quadro K620M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GRID K520 and Quadro K620M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Quadro K620M is a Laptop Graphics Card

Note: Quadro K620M 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 K620M here:

Main Specs

  GRID K520 Quadro K620M
Power consumption (TDP) 225 Watt 30 Watt
Interface PCIe 3.0 x16 MXM-A (3.0)
Supplementary power connectors 1x 8-pin None
Memory type GDDR5 DDR3
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs No outputs
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  • GRID K520 has 650% more power consumption, than Quadro K620M.
  • GRID K520 is connected by PCIe 3.0 x16, and Quadro K620M uses MXM-A (3.0) interface.
  • GRID K520 has 2 GB more memory, than Quadro K620M.
  • GRID K520 is used in Desktops, and Quadro K620M - in Mobile workstations.
  • GRID K520 is build with Kepler architecture, and Quadro K620M - with Maxwell.
  • Core clock speed of Quadro K620M is 284 MHz higher, than GRID K520.
  • GRID K520 and Quadro K620M are manufactured by 28 nm process technology.
  • Memory clock speed of GRID K520 is 3000 MHz higher, than Quadro K620M.

Game benchmarks

high / 1080p 16−18 3−4
ultra / 1080p 9−10 1−2
QHD / 1440p 4−5 0−1
4K / 2160p 4−5
low / 720p 30−35 14−16
medium / 1080p 20−22 5−6
The average gaming FPS of GRID K520 in Assassin's Creed Odyssey is 233% more, than Quadro K620M.

Full Specs

  GRID K520 Quadro K620M
Architecture Kepler Maxwell
Code name GK104 GM108
Type Workstation Mobile workstation
Release date 23 July 2013 1 March 2015
Pipelines 1536 384
Core clock speed 745 MHz 1029 MHz
Boost Clock 1124 MHz
Transistor count 3,540 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 95.36 17.98
Floating-point performance 2x 2,448 gflops 863.2 gflops
Length 267 mm
Memory bus width 256 Bit 64 Bit
Memory clock speed 5000 MHz 2000 MHz
Memory bandwidth 160.0 GB/s 14.4 GB/s
Shared memory -
DirectX 12 (11_0) 12
Shader Model 5.1 5
OpenGL 4.6 4.5
OpenCL 1.2 1.2
Vulkan 1.1.126 1.1.126
CUDA 3.0 +
Bitcoin / BTC (SHA256) 76 Mh/s 92 Mh/s
Optimus +
Display Port 1.2
nView Display Management +
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