GeForce GTX 680MX vs Radeon Pro 455

When choosing between GeForce GTX 680MX and Radeon Pro 455, 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 680MX and Radeon Pro 455.

GeForce GTX 680MX and Radeon Pro 455 are Laptop Graphics Cards

Note: GeForce GTX 680MX and Radeon Pro 455 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 680MX or Radeon Pro 455 here:

Main Specs

  GeForce GTX 680MX Radeon Pro 455
Power consumption (TDP) 122 Watt 35 Watt
Interface PCIe 3.0 x8
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs
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  • GeForce GTX 680MX has 248% more power consumption, than Radeon Pro 455.
  • GeForce GTX 680MX and Radeon Pro 455 have maximum RAM of 2 GB.
  • GeForce GTX 680MX is used in Laptops, and Radeon Pro 455 - in Mobile workstations.
  • GeForce GTX 680MX is build with Kepler architecture, and Radeon Pro 455 - with Polaris.
  • Core clock speed of Radeon Pro 455 is 135 MHz higher, than GeForce GTX 680MX.
  • GeForce GTX 680MX is manufactured by 28 nm process technology, and Radeon Pro 455 - by 14 nm process technology.
  • Memory clock speed of Radeon Pro 455 is 2500 MHz higher, than GeForce GTX 680MX.

Game benchmarks

high / 1080p 21−24 16−18
ultra / 1080p 12−14 9−10
QHD / 1440p 7−8 4−5
4K / 2160p 5−6 4−5
low / 720p 40−45 30−35
medium / 1080p 27−30 20−22
The average gaming FPS of GeForce GTX 680MX in Assassin's Creed Odyssey is 35% more, than Radeon Pro 455.

Full Specs

  GeForce GTX 680MX Radeon Pro 455
Architecture Kepler Polaris
Code name Polaris 11
Type Laptop Mobile workstation
Release date 23 October 2012 27 October 2016
Pipelines 1536 768
Core clock speed 720 MHz 855 MHz
Transistor count 3540 Million 3,000 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 92.2 billion/sec 41.04
Floating-point performance 1,313 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 2500 MHz 5000 MHz
Memory bandwidth 160 GB/s 81.28 GB/s
Shared memory - -
DirectX 12 API 12 (12_0)
Shader Model 6.4
OpenGL 4.5 4.6
OpenCL 1.1 2.0
Vulkan 1.2.131
CUDA +
FreeSync +
CUDA cores 1536
Bus support PCI Express 3.0
SLI options +
3D Vision +
Bitcoin / BTC (SHA256) 57 Mh/s 163 Mh/s
Laptop size large large
Optimus +
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