Quadro M620 vs Radeon HD 7870M

Find out if it is worth upgrading your current GPU setup by comparing Quadro M620 and Radeon HD 7870M. 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 7870M. 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 and Radeon HD 7870M are Laptop Graphics Cards

Note: Quadro M620 and Radeon HD 7870M 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 7870M here:

Main Specs

  Quadro M620 Radeon HD 7870M
Power consumption (TDP) 30 Watt 45 Watt
Interface PCIe 3.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs
  Check Price Check Price
  • Radeon HD 7870M has 50% more power consumption, than Quadro M620.
  • Quadro M620 and Radeon HD 7870M have maximum RAM of 2 GB.
  • Quadro M620 is used in Mobile workstations, and Radeon HD 7870M - in Laptops.
  • Quadro M620 is build with Maxwell architecture, and Radeon HD 7870M - with GCN.
  • Core clock speed of Quadro M620 is 218 MHz higher, than Radeon HD 7870M.
  • Quadro M620 and Radeon HD 7870M are manufactured by 28 nm process technology.
  • Memory clock speed of Quadro M620 is 1012 MHz higher, than Radeon HD 7870M.

Game benchmarks

high / 1080p 14−16 6−7
ultra / 1080p 8−9 4−5
QHD / 1440p 3−4 0−1
low / 720p 30−35 16−18
medium / 1080p 18−20 8−9
The average gaming FPS of Quadro M620 in Assassin's Creed Odyssey is 100% more, than Radeon HD 7870M.

Full Specs

  Quadro M620 Radeon HD 7870M
Architecture Maxwell GCN
Code name Heathrow XT
Type Mobile workstation Laptop
Release date 13 January 2017 24 April 2012
Pipelines 512 640
Core clock speed 1018 MHz 800 MHz
Transistor count 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 32.00
Floating-point performance 1,024 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 5012 MHz 4000 MHz
Memory bandwidth 80 GB/s 64 GB/s
Shared memory - -
DirectX 12 12 (11_1)
Shader Model 5.0 5.1
OpenGL 4.5 4.6
OpenCL 1.2
Vulkan 1.2.131
Laptop size large large
Optimus +
Display Port 1.2
Mosaic +
nView Display Management +
3D Stereo +
  Check Price Check Price