Quadro M620 vs Radeon HD 6740G2

In this comparison between Quadro M620 and Radeon HD 6740G2 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Quadro M620 will be the best choice, for others Radeon HD 6740G2 will be their preference. Study the comparison tables below and make your choice.

Quadro M620 and Radeon HD 6740G2 are Laptop Graphics Cards

Note: Quadro M620 and Radeon HD 6740G2 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 M620 or Radeon HD 6740G2 here:

Main Specs

  Quadro M620 Radeon HD 6740G2
Power consumption (TDP) 30 Watt
Memory type GDDR5
Maximum RAM amount 2 GB
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  • Quadro M620 is used in Mobile workstations, and Radeon HD 6740G2 - in Laptops.
  • Quadro M620 is build with Maxwell architecture, and Radeon HD 6740G2 - with Terascale 2.
  • Quadro M620 is manufactured by 28 nm process technology, and Radeon HD 6740G2 - by 40 nm process technology.

Game benchmarks

high / 1080p 14−16 0−1
ultra / 1080p 8−9 0−1
QHD / 1440p 3−4 0−1
low / 720p 30−35 10−12
medium / 1080p 18−20 2−3
The average gaming FPS of Quadro M620 in Assassin's Creed Odyssey is 316% more, than Radeon HD 6740G2.

Full Specs

  Quadro M620 Radeon HD 6740G2
Architecture Maxwell Terascale 2
Type Mobile workstation Laptop
Release date 13 January 2017 14 June 2011
Pipelines 512 880
Core clock speed 1018 MHz
Manufacturing process technology 28 nm 40 nm
Memory bus width 128 Bit
Memory clock speed 5012 MHz
Memory bandwidth 80 GB/s
Shared memory - -
DirectX 12 DirectX 11, Shader 5.0
Shader Model 5.0
OpenGL 4.5
Laptop size large medium sized
Optimus +
Display Port 1.2
Mosaic +
nView Display Management +
3D Stereo +
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