GeForce GTX 680M SLI vs Radeon R9 M485X

When comparing GeForce GTX 680M SLI and Radeon R9 M485X, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GeForce GTX 680M SLI and Radeon R9 M485X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

GeForce GTX 680M SLI and Radeon R9 M485X are Laptop Graphics Cards

Note: GeForce GTX 680M SLI and Radeon R9 M485X 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 R9 M485X here:

Main Specs

  GeForce GTX 680M SLI Radeon R9 M485X
Power consumption (TDP) 250 Watt
Interface MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2x 4 GB 8 GB MB
Display Connectors No outputs
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  • Radeon R9 M485X has 6 GB more memory, than GeForce GTX 680M SLI.
  • Both cards are used in Laptops.
  • GeForce GTX 680M SLI is build with Kepler architecture, and Radeon R9 M485X - with GCN 3.
  • Core clock speed of Radeon R9 M485X is 3 MHz higher, than GeForce GTX 680M SLI.
  • GeForce GTX 680M SLI and Radeon R9 M485X are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon R9 M485X is 1400 MHz higher, than GeForce GTX 680M SLI.

Game benchmarks

high / 1080p 35−40 24−27
ultra / 1080p 21−24 14−16
QHD / 1440p 16−18 10−11
4K / 2160p 10−11 6−7
low / 720p 60−65 45−50
medium / 1080p 40−45 30−35
The average gaming FPS of GeForce GTX 680M SLI in Assassin's Creed Odyssey is 45% more, than Radeon R9 M485X.

Full Specs

  GeForce GTX 680M SLI Radeon R9 M485X
Architecture Kepler GCN 3
Code name N13E-GTX Amethyst
Type Laptop Laptop
Release date 4 June 2012 14 May 2016
Pipelines 2688 2048
Core clock speed 720 MHz 723 MHz
Transistor count 5,000 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 92.54
Floating-point performance 2,961 gflops
Memory bus width 2x 256 Bit 256 Bit
Memory clock speed 3600 MHz 5000 MHz
Memory bandwidth 160.0 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0 12 (12_0)
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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