FirePro W4300 vs Quadro K620M

When choosing between FirePro W4300 and Quadro K620M, 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 FirePro W4300 and Quadro K620M.

Quadro K620M is a Laptop Graphics Card

Note: Quadro K620M 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 K620M here:

Main Specs

  FirePro W4300 Quadro K620M
Power consumption (TDP) 50 Watt 30 Watt
Interface PCIe 3.0 x16 MXM-A (3.0)
Supplementary power connectors None None
Memory type GDDR5 DDR3
Maximum RAM amount 4 GB 2 GB
Display Connectors 4x mini-DisplayPort No outputs
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  • FirePro W4300 has 66% more power consumption, than Quadro K620M.
  • FirePro W4300 is connected by PCIe 3.0 x16, and Quadro K620M uses MXM-A (3.0) interface.
  • FirePro W4300 has 2 GB more memory, than Quadro K620M.
  • FirePro W4300 is used in Desktops, and Quadro K620M - in Mobile workstations.
  • FirePro W4300 is build with GCN 2.0 architecture, and Quadro K620M - with Maxwell.
  • Core clock speed of Quadro K620M is 99 MHz higher, than FirePro W4300.
  • FirePro W4300 and Quadro K620M are manufactured by 28 nm process technology.
  • Memory clock speed of FirePro W4300 is 4000 MHz higher, than Quadro K620M.

Game benchmarks

high / 1080p 14−16 3−4
ultra / 1080p 8−9 1−2
QHD / 1440p 3−4 0−1
low / 720p 30−35 14−16
medium / 1080p 18−20 5−6
The average gaming FPS of FirePro W4300 in Assassin's Creed Odyssey is 200% more, than Quadro K620M.

Full Specs

  FirePro W4300 Quadro K620M
Architecture GCN 2.0 Maxwell
Code name Bonaire GM108
Type Workstation Mobile workstation
Release date 1 December 2015 1 March 2015
Pipelines 768 384
Core clock speed 930 MHz 1029 MHz
Boost Clock 1124 MHz
Transistor count 2,080 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 44.64 17.98
Floating-point performance 1,428 gflops 863.2 gflops
Length 171 mm
Memory bus width 128 Bit 64 Bit
Memory clock speed 6000 MHz 2000 MHz
Memory bandwidth 96 GB/s 14.4 GB/s
Shared memory -
DirectX 12 (12_0) 12
Shader Model 6.3 5
OpenGL 4.6 4.5
OpenCL 2.0 1.2
Vulkan 1.2.131 1.1.126
CUDA +
Bitcoin / BTC (SHA256) 152 Mh/s 92 Mh/s
Optimus +
Display Port 1.2
nView Display Management +
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