Quadro P400 vs Quadro P620

When choosing between Quadro P400 and Quadro P620, 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 P400 and Quadro P620.

Main Specs

  Quadro P400 Quadro P620
Power consumption (TDP) 30 Watt 40 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors None None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors 3x mini-DisplayPort 4x mini-DisplayPort
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  • Quadro P620 has 33% more power consumption, than Quadro P400.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Quadro P620 has 2 GB more memory, than Quadro P400.
  • Both cards are used in Desktops.
  • Quadro P400 and Quadro P620 are build with Pascal architecture.
  • Core clock speed of Quadro P400 is 51 MHz higher, than Quadro P620.
  • Quadro P400 and Quadro P620 are manufactured by 14 nm process technology.
  • Both graphics cards are the same length of 145 mm.
  • Memory clock speed of Quadro P620 is 1992 MHz higher, than Quadro P400.

Game benchmarks

high / 1080p 7−8 18−20
ultra / 1080p 4−5 10−12
QHD / 1440p 0−1 5−6
4K / 2160p 4−5
low / 720p 18−20 35−40
medium / 1080p 9−10 21−24
The average gaming FPS of Quadro P620 in Assassin's Creed Odyssey is 120% more, than Quadro P400.

Full Specs

  Quadro P400 Quadro P620
Architecture Pascal Pascal
Code name GP107 GP107
Type Workstation Workstation
Release date 7 February 2017 27 May 2019
Pipelines 256 512
Core clock speed 1228 MHz 1177 MHz
Boost Clock 1252 MHz 1442 MHz
Transistor count 3,300 million 3,300 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 20.03 43.33
Floating-point performance 679.9 gflops 1,490 gflops
Length 145 mm 145 mm
Memory bus width 64 Bit 128 Bit
Memory clock speed 4008 MHz 6000 MHz
Memory bandwidth 32.06 GB/s 80.13 GB/s
Shared memory -
DirectX 12 (12_1) 12 (12_1)
Shader Model 6.4 6.4
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.2.131 1.2.131
CUDA 6.1 6.1
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