GeForce GT 750M vs Quadro K420

When choosing between GeForce GT 750M and Quadro K420, 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 GeForce GT 750M and Quadro K420.

GeForce GT 750M is a Laptop Graphics Card

Note: GeForce GT 750M 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 GeForce GT 750M here:

Main Specs

  GeForce GT 750M Quadro K420
Power consumption (TDP) 50 Watt 41 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Supplementary power connectors None
Memory type DDR3 128 Bit
Maximum RAM amount 4 GB 1 GB/2 GB
Display Connectors No outputs 1x DVI, 1x DisplayPort
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  • GeForce GT 750M has 21% more power consumption, than Quadro K420.
  • GeForce GT 750M is connected by PCIe 3.0 x16, and Quadro K420 uses PCIe 2.0 x16 interface.
  • GeForce GT 750M has 3 GB more memory, than Quadro K420.
  • GeForce GT 750M is used in Laptops, and Quadro K420 - in Desktops.
  • GeForce GT 750M and Quadro K420 are build with Kepler architecture.
  • Core clock speed of GeForce GT 750M is 91 MHz higher, than Quadro K420.
  • GeForce GT 750M and Quadro K420 are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GT 750M is 218 MHz higher, than Quadro K420.

Game benchmarks

high / 1080p 5−6 0−1
ultra / 1080p 2−3 0−1
QHD / 1440p 2−3 0−1
low / 720p 16−18 9−10
medium / 1080p 7−8 1−2
The average gaming FPS of GeForce GT 750M in Assassin's Creed Odyssey is 140% more, than Quadro K420.

Full Specs

  GeForce GT 750M Quadro K420
Architecture Kepler Kepler
Code name N14P-GT GK107
Type Laptop Workstation
Release date 1 April 2013 22 July 2014
Pipelines 384 192
Core clock speed 967 MHz 876 MHz
Boost Clock 967 MHz
Transistor count 1,270 million 1,270 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 30.94 14.02
Floating-point performance 742.7 gflops 336.4 gflops
Length 160 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 2000 - 5000 MHz 1782 MHz
Memory bandwidth 64.19 GB/s
Shared memory -
DirectX 12 API 12
Shader Model 5.1 5
OpenGL 4.5 4.5
OpenCL 1.1 1.2
Vulkan 1.1.126 +
CUDA + 3.0
Bus support PCI Express 3.0
HDMI +
Bitcoin / BTC (SHA256) 27 Mh/s 11 Mh/s
Laptop size medium sized
Standard memory configuration DDR3/GDDR5
eDP 1.2 signal support Up to 3840x2160
LVDS signal support Up to 1920x1200
DisplayPort Multimode (DP++) support Up to 3840x2160
HDCP content protection +
7.1 channel HD audio on HDMI +
TrueHD and DTS-HD audio bitstreaming +
H.264, VC1, MPEG2 1080p video decoder +
Optimus +
3D Vision Pro +
Mosaic +
Width 1" (2.5 cm)
Number of simultaneous displays 4
nView Desktop Management +
Blu-Ray 3D Support +
3D Vision / 3DTV Play +
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