GeForce GTX 580M SLI vs Radeon R9 M295X

When comparing GeForce GTX 580M SLI and Radeon R9 M295X, 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 R9 M295X 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 R9 M295X are Laptop Graphics Cards

Note: GeForce GTX 580M SLI and Radeon R9 M295X 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 R9 M295X here:

Main Specs

  GeForce GTX 580M SLI Radeon R9 M295X
Power consumption (TDP) 100 Watt 250 Watt
Interface MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR5 Not Listed
Display Connectors No outputs
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  • Radeon R9 M295X has 150% more power consumption, than GeForce GTX 580M SLI.
  • Both cards are used in Laptops.
  • GeForce GTX 580M SLI is build with Fermi architecture, and Radeon R9 M295X - with GCN 3.
  • Core clock speed of Radeon R9 M295X is 103 MHz higher, than GeForce GTX 580M SLI.
  • GeForce GTX 580M SLI is manufactured by 40 nm process technology, and Radeon R9 M295X - by 28 nm process technology.

Game benchmarks

high / 1080p 24−27 35−40
ultra / 1080p 14−16 21−24
QHD / 1440p 10−11 16−18
4K / 2160p 6−7 10−11
low / 720p 45−50 60−65
medium / 1080p 30−35 40−45
The average gaming FPS of Radeon R9 M295X in Assassin's Creed Odyssey is 45% more, than GeForce GTX 580M SLI.

Full Specs

  GeForce GTX 580M SLI Radeon R9 M295X
Architecture Fermi GCN 3
Code name N12E-GTX2 Tonga
Type Laptop Laptop
Release date 6 January 2011 16 October 2014
Pipelines 768 2048
Core clock speed 620 MHz 723 MHz
Transistor count 5,000 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 92.54
Floating-point performance 2,961 gflops
Memory bus width 256 Bit
Memory clock speed 1500 MHz
Memory bandwidth 160.0 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0 Not Listed
Shader Model 6.3
OpenGL 4.4
OpenCL Not Listed
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 392 Mh/s
Laptop size large large
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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