GeForce GTX 680M vs Radeon 520

When comparing GeForce GTX 680M and Radeon 520, 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 and Radeon 520 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

GeForce GTX 680M and Radeon 520 are Laptop Graphics Cards

Note: GeForce GTX 680M and Radeon 520 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 or Radeon 520 here:

Main Specs

  GeForce GTX 680M Radeon 520
Power consumption (TDP) 100 Watt 50 Watt
Interface MXM-B (3.0) PCIe 3.0 x8
Supplementary power connectors None None
Memory type GDDR5 DDR3, GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x VGA
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  • GeForce GTX 680M has 100% more power consumption, than Radeon 520.
  • GeForce GTX 680M is connected by MXM-B (3.0), and Radeon 520 uses PCIe 3.0 x8 interface.
  • GeForce GTX 680M has 2 GB more memory, than Radeon 520.
  • Both cards are used in Laptops.
  • GeForce GTX 680M is build with Kepler architecture, and Radeon 520 - with GCN 1.0.
  • Core clock speed of Radeon 520 is 310 MHz higher, than GeForce GTX 680M.
  • GeForce GTX 680M and Radeon 520 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon 520 is 450 MHz higher, than GeForce GTX 680M.

Game benchmarks

high / 1080p 16−18 0−1
ultra / 1080p 9−10
QHD / 1440p 4−5 0−1
4K / 2160p 4−5
low / 720p 30−35 1−2
medium / 1080p 20−22 0−1
The average gaming FPS of GeForce GTX 680M in Assassin's Creed Odyssey is 3100% more, than Radeon 520.

Full Specs

  GeForce GTX 680M Radeon 520
Architecture Kepler GCN 1.0
Code name N13E-GTX Oland
Type Laptop Laptop
Release date 4 June 2012 21 March 2017
Pipelines 1344 320
Core clock speed 720 MHz 1030 MHz
Boost Clock 758 MHz
Transistor count 3,540 million 1,040 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 80.6 billion/sec 20.60
Floating-point performance 2,038 gflops 659.2 gflops
Memory bus width 256 Bit 64 Bit
Memory clock speed 1800 MHz 2250 MHz
Memory bandwidth 115.2 GB/s 16 GB/s
Shared memory - -
DirectX 12 API 12.0
Shader Model 5.1 5.0
OpenGL 4.5 4.6
OpenCL 1.1 1.2
Vulkan 1.1.126 +
CUDA +
CUDA cores 1344
Bus support PCI Express 3.0
SLI options +
Bitcoin / BTC (SHA256) 100 Mh/s
Laptop size large
Optimus +
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