GeForce GTX 680M SLI vs Radeon Pro Vega 20

If you are going to buy a new graphics card and are choosing between GeForce GTX 680M SLI and Radeon Pro Vega 20, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GTX 680M SLI stacks up against Radeon Pro Vega 20, check out specs charts below.

GeForce GTX 680M SLI and Radeon Pro Vega 20 are Laptop Graphics Cards

Note: GeForce GTX 680M SLI 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 680M SLI or Radeon Pro Vega 20 here:

Main Specs

  GeForce GTX 680M SLI Radeon Pro Vega 20
Power consumption (TDP) 100 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type GDDR5 HBM2
Maximum RAM amount 2x 4 GB 4 GB
Display Connectors No outputs
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  • Radeon Pro Vega 20 has 2 GB more memory, than GeForce GTX 680M SLI.
  • GeForce GTX 680M SLI is used in Laptops, and Radeon Pro Vega 20 - in Mobile workstations.
  • GeForce GTX 680M SLI is build with Kepler architecture, and Radeon Pro Vega 20 - with Vega.
  • Core clock speed of Radeon Pro Vega 20 is 95 MHz higher, than GeForce GTX 680M SLI.
  • GeForce GTX 680M SLI is manufactured by 28 nm process technology, and Radeon Pro Vega 20 - by 14 nm process technology.
  • Memory clock speed of GeForce GTX 680M SLI is 2120 MHz higher, than Radeon Pro Vega 20.

Game benchmarks

high / 1080p 35−40 35−40
ultra / 1080p 21−24 21−24
QHD / 1440p 16−18 16−18
4K / 2160p 10−11 10−11
low / 720p 60−65 60−65
medium / 1080p 40−45 40−45
GeForce GTX 680M SLI and Radeon Pro Vega 20 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  GeForce GTX 680M SLI Radeon Pro Vega 20
Architecture Kepler Vega
Code name N13E-GTX Vega Mobile
Type Laptop Mobile workstation
Release date 4 June 2012 15 November 2018
Pipelines 2688 1280
Core clock speed 720 MHz 815 MHz
Boost Clock 1283 MHz
Manufacturing process technology 28 nm 14 nm
Texture fill rate 102.6
Memory bus width 2x 256 Bit 1024 Bit
Memory clock speed 3600 MHz 1480 MHz
Memory bandwidth 189.4 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0 12 (12_1)
Shader Model 6.3
OpenGL 4.6
OpenCL 2.0
Vulkan 1.2.131
CUDA +
SLI options +
Laptop size large large
Optimus +
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