Quadro M620 vs Radeon HD 5970

Find out if it is worth upgrading your current GPU setup by comparing Quadro M620 and Radeon HD 5970. 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 Quadro M620 and Radeon HD 5970. 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 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 5970
Power consumption (TDP) 30 Watt 294 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 1 GB
Display Connectors 2x DVI, 1x mini-DisplayPort
  Check Price
  • Radeon HD 5970 has 880% more power consumption, than Quadro M620.
  • Quadro M620 has 1 GB more memory, than Radeon HD 5970.
  • Quadro M620 is used in Mobile workstations, and Radeon HD 5970 - in Desktops.
  • Quadro M620 is build with Maxwell architecture, and Radeon HD 5970 - with TeraScale 2.
  • Core clock speed of Quadro M620 is 293 MHz higher, than Radeon HD 5970.
  • Quadro M620 is manufactured by 28 nm process technology, and Radeon HD 5970 - by 40 nm process technology.
  • Memory clock speed of Quadro M620 is 1012 MHz higher, than Radeon HD 5970.

Game benchmarks

high / 1080p 14−16 10−12
ultra / 1080p 8−9 6−7
QHD / 1440p 3−4 1−2
low / 720p 30−35 24−27
medium / 1080p 18−20 14−16
The average gaming FPS of Quadro M620 in Assassin's Creed Odyssey is 36% more, than Radeon HD 5970.

Full Specs

  Quadro M620 Radeon HD 5970
Architecture Maxwell TeraScale 2
Code name Hemlock
Type Mobile workstation Desktop
Release date 13 January 2017 18 November 2009
Pipelines 512 1600
Core clock speed 1018 MHz 725 MHz
Transistor count 2,154 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 58.00
Floating-point performance 2x 2,320.0 gflops
Length 305 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 5012 MHz 4000 MHz
Memory bandwidth 80 GB/s 128.0 GB/s
Shared memory -
DirectX 12 11.2 (11_0)
Shader Model 5.0 5.0
OpenGL 4.5 4.4
OpenCL 1.2
Vulkan N/A
Laptop size large
Optimus +
Display Port 1.2
Mosaic +
nView Display Management +
3D Stereo +
  Check Price