Quadro M620 vs Quadro P400

Find out if it is worth upgrading your current GPU setup by comparing Quadro M620 and Quadro P400. 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 Quadro P400. 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 Quadro P400
Power consumption (TDP) 30 Watt 30 Watt
Interface PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 3x mini-DisplayPort
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  • Both graphics cards have the same power consumption of 30 Watt.
  • Quadro M620 and Quadro P400 have maximum RAM of 2 GB.
  • Quadro M620 is used in Mobile workstations, and Quadro P400 - in Desktops.
  • Quadro M620 is build with Maxwell architecture, and Quadro P400 - with Pascal.
  • Core clock speed of Quadro P400 is 210 MHz higher, than Quadro M620.
  • Quadro M620 is manufactured by 28 nm process technology, and Quadro P400 - by 14 nm process technology.
  • Memory clock speed of Quadro M620 is 1004 MHz higher, than Quadro P400.

Game benchmarks

high / 1080p 14−16 7−8
ultra / 1080p 8−9 4−5
QHD / 1440p 3−4 0−1
low / 720p 30−35 18−20
medium / 1080p 18−20 9−10
The average gaming FPS of Quadro M620 in Assassin's Creed Odyssey is 80% more, than Quadro P400.

Full Specs

  Quadro M620 Quadro P400
Architecture Maxwell Pascal
Code name GP107
Type Mobile workstation Workstation
Release date 13 January 2017 7 February 2017
Pipelines 512 256
Core clock speed 1018 MHz 1228 MHz
Boost Clock 1252 MHz
Transistor count 3,300 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 20.03
Floating-point performance 679.9 gflops
Length 145 mm
Memory bus width 128 Bit 64 Bit
Memory clock speed 5012 MHz 4008 MHz
Memory bandwidth 80 GB/s 32.06 GB/s
Shared memory -
DirectX 12 12 (12_1)
Shader Model 5.0 6.4
OpenGL 4.5 4.6
OpenCL 1.2
Vulkan 1.2.131
CUDA 6.1
Laptop size large
Optimus +
Display Port 1.2
Mosaic +
nView Display Management +
3D Stereo +
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