GeForce GTX 680 vs Radeon 520

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

Radeon 520 is a Laptop Graphics Card

Note: Radeon 520 is only used in laptop graphics. It has 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 Radeon 520 here:

Main Specs

  GeForce GTX 680 Radeon 520
Power consumption (TDP) 195 Watt 50 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors Two 6-pin None
Memory type GDDR5 DDR3, GDDR5
Maximum RAM amount 2048 MB 2 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort 1x DVI, 1x HDMI, 1x VGA
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  • GeForce GTX 680 has 290% more power consumption, than Radeon 520.
  • GeForce GTX 680 is connected by PCIe 3.0 x16, and Radeon 520 uses PCIe 3.0 x8 interface.
  • GeForce GTX 680 has 2046 GB more memory, than Radeon 520.
  • GeForce GTX 680 is used in Desktops, and Radeon 520 - in Laptops.
  • GeForce GTX 680 is build with Kepler architecture, and Radeon 520 - with GCN 1.0.
  • Core clock speed of Radeon 520 is 24 MHz higher, than GeForce GTX 680.
  • GeForce GTX 680 and Radeon 520 are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 680 is 3750 MHz higher, than Radeon 520.

Game benchmarks

high / 1080p 35−40 0−1
ultra / 1080p 21−24
QHD / 1440p 16−18 0−1
4K / 2160p 10−11
low / 720p 60−65 1−2
medium / 1080p 40−45 0−1
The average gaming FPS of GeForce GTX 680 in Assassin's Creed Odyssey is 6100% more, than Radeon 520.

Full Specs

  GeForce GTX 680 Radeon 520
Architecture Kepler GCN 1.0
Code name GK104 Oland
Type Desktop Laptop
Release date 22 March 2012 21 March 2017
Pipelines 1536 320
Core clock speed 1006 MHz 1030 MHz
Boost Clock 1058 MHz
Transistor count 3,540 million 1,040 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 128.8 billion/sec 20.60
Floating-point performance 3,090.4 gflops 659.2 gflops
Length 10.0" (25.4 cm)
Memory bus width 256-bit GDDR5 64 Bit
Memory clock speed 6000 MHz 2250 MHz
Memory bandwidth 192.2 GB/s 16 GB/s
Shared memory - -
DirectX 12 (11_0) 12.0
Shader Model 5.1 5.0
OpenGL 4.2 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126 +
CUDA +
CUDA cores 1536
Bus support PCI Express 3.0
Height 4.376" (11.1 cm)
SLI options +
Multi monitor support 4 displays
HDMI +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
Bitcoin / BTC (SHA256) 121 Mh/s
Ethereum / ETH (DaggerHashimoto) 15 Mh/s
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