GeForce GTX 780M vs Radeon Pro Vega 20

When choosing between GeForce GTX 780M and Radeon Pro Vega 20, 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 GTX 780M and Radeon Pro Vega 20.

GeForce GTX 780M and Radeon Pro Vega 20 are Laptop Graphics Cards

Note: GeForce GTX 780M and Radeon Pro Vega 20 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 GeForce GTX 780M or Radeon Pro Vega 20 here:

Main Specs

  GeForce GTX 780M Radeon Pro Vega 20
Power consumption (TDP) 122 Watt 100 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Supplementary power connectors None 1x 6-pin + 1x 8-pin
Memory type GDDR5 HBM2
Maximum RAM amount 4 GB 4 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 780M has 22% more power consumption, than Radeon Pro Vega 20.
  • GeForce GTX 780M is connected by MXM-B (3.0), and Radeon Pro Vega 20 uses PCIe 3.0 x16 interface.
  • GeForce GTX 780M and Radeon Pro Vega 20 have maximum RAM of 4 GB.
  • GeForce GTX 780M is used in Laptops, and Radeon Pro Vega 20 - in Mobile workstations.
  • GeForce GTX 780M is build with Kepler architecture, and Radeon Pro Vega 20 - with Vega.
  • Core clock speed of GeForce GTX 780M is 8 MHz higher, than Radeon Pro Vega 20.
  • GeForce GTX 780M is manufactured by 28 nm process technology, and Radeon Pro Vega 20 - by 14 nm process technology.
  • Memory clock speed of GeForce GTX 780M is 1020 MHz higher, than Radeon Pro Vega 20.

Game benchmarks

high / 1080p 20−22 35−40
ultra / 1080p 12−14 21−24
QHD / 1440p 6−7 16−18
4K / 2160p 5−6 10−11
low / 720p 40−45 60−65
medium / 1080p 24−27 40−45
The average gaming FPS of Radeon Pro Vega 20 in Assassin's Creed Odyssey is 68% more, than GeForce GTX 780M.

Full Specs

  GeForce GTX 780M Radeon Pro Vega 20
Architecture Kepler Vega
Code name N14E-GTX Vega Mobile
Type Laptop Mobile workstation
Release date 30 May 2013 15 November 2018
Pipelines 1536 1280
Core clock speed 823 MHz 815 MHz
Boost Clock 797 MHz 1283 MHz
Transistor count 3,540 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 102.0 102.6
Floating-point performance 2,448 gflops
Memory bus width 256 Bit 1024 Bit
Memory clock speed 2500 MHz 1480 MHz
Memory bandwidth 160.0 GB/s 189.4 GB/s
Shared memory - -
DirectX 12 API 12 (12_1)
Shader Model 5.1 6.3
OpenGL 4.5 4.6
OpenCL 1.1 2.0
Vulkan 1.1.126 1.2.131
CUDA +
CUDA cores 1536
Bus support PCI Express 3.0, PCI Express 2.0
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 82 Mh/s
Laptop size large large
Standard memory configuration 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 +
Blu-Ray 3D Support +
3D Vision / 3DTV Play +
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