Quadro M620 vs Radeon HD 7770

When choosing between Quadro M620 and Radeon HD 7770, 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 M620 and Radeon HD 7770.

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

  Quadro M620 Radeon HD 7770
Power consumption (TDP) 30 Watt
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
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  • Quadro M620 and Radeon HD 7770 have maximum RAM of 2 GB.
  • Quadro M620 is used in Mobile workstations, and Radeon HD 7770 - in Desktops.
  • Quadro M620 is build with Maxwell architecture, and Radeon HD 7770 - with GCN.
  • Core clock speed of Quadro M620 is 18 MHz higher, than Radeon HD 7770.
  • Quadro M620 and Radeon HD 7770 are manufactured by 28 nm process technology.
  • Memory clock speed of Quadro M620 is 512 MHz higher, than Radeon HD 7770.

Game benchmarks

high / 1080p 14−16 10−11
ultra / 1080p 8−9 6−7
QHD / 1440p 3−4 1−2
low / 720p 30−35 24−27
medium / 1080p 18−20 12−14
The average gaming FPS of Quadro M620 in Assassin's Creed Odyssey is 36% more, than Radeon HD 7770.

Full Specs

  Quadro M620 Radeon HD 7770
Architecture Maxwell GCN
Code name Cape Verde
Type Mobile workstation Desktop
Release date 13 January 2017 15 February 2012
Pipelines 512 640
Core clock speed 1018 MHz 1000 MHz
Manufacturing process technology 28 nm 28 nm
Memory bus width 128 Bit 128 Bit
Memory clock speed 5012 MHz 4500 MHz
Memory bandwidth 80 GB/s
Shared memory - -
DirectX 12 DirectX 11.1, Shader 5.1
Shader Model 5.0
OpenGL 4.5
Bitcoin / BTC (SHA256) 156 Mh/s
Laptop size large
Optimus +
Eyefinity +
Display Port 1.2
Mosaic +
nView Display Management +
3D Stereo +
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