GeForce GTX 580M SLI vs Radeon 520

When comparing GeForce GTX 580M SLI 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 580M SLI 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 580M SLI and Radeon 520 are Laptop Graphics Cards

Note: GeForce GTX 580M SLI 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 580M SLI or Radeon 520 here:

Main Specs

  GeForce GTX 580M SLI Radeon 520
Power consumption (TDP) 100 Watt 50 Watt
Interface PCIe 3.0 x8
Supplementary power connectors None
Memory type GDDR5 DDR3, GDDR5
Maximum RAM amount 2 GB
Display Connectors 1x DVI, 1x HDMI, 1x VGA
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  • GeForce GTX 580M SLI has 100% more power consumption, than Radeon 520.
  • Both cards are used in Laptops.
  • GeForce GTX 580M SLI is build with Fermi architecture, and Radeon 520 - with GCN 1.0.
  • Core clock speed of Radeon 520 is 410 MHz higher, than GeForce GTX 580M SLI.
  • GeForce GTX 580M SLI is manufactured by 40 nm process technology, and Radeon 520 - by 28 nm process technology.
  • Memory clock speed of Radeon 520 is 750 MHz higher, than GeForce GTX 580M SLI.

Game benchmarks

high / 1080p 24−27 0−1
ultra / 1080p 14−16
QHD / 1440p 10−11 0−1
4K / 2160p 6−7
low / 720p 45−50 1−2
medium / 1080p 30−35 0−1
The average gaming FPS of GeForce GTX 580M SLI in Assassin's Creed Odyssey is 4600% more, than Radeon 520.

Full Specs

  GeForce GTX 580M SLI Radeon 520
Architecture Fermi GCN 1.0
Code name N12E-GTX2 Oland
Type Laptop Laptop
Release date 6 January 2011 21 March 2017
Pipelines 768 320
Core clock speed 620 MHz 1030 MHz
Transistor count 1,040 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 20.60
Floating-point performance 659.2 gflops
Memory bus width 256 Bit 64 Bit
Memory clock speed 1500 MHz 2250 MHz
Memory bandwidth 16 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0 12.0
Shader Model 5.0
OpenGL 4.6
OpenCL 1.2
Vulkan +
Laptop size large
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