GeForce GTX 580M SLI vs Radeon R9 M395X

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 580M SLI and Radeon R9 M395X. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GTX 580M SLI and Radeon R9 M395X. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

GeForce GTX 580M SLI and Radeon R9 M395X are Laptop Graphics Cards

Note: GeForce GTX 580M SLI and Radeon R9 M395X 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 M395X here:

Main Specs

  GeForce GTX 580M SLI Radeon R9 M395X
Power consumption (TDP) 100 Watt 250 Watt
Interface PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB
Display Connectors No outputs
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  • Radeon R9 M395X 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 M395X - with GCN 3.
  • Core clock speed of Radeon R9 M395X is 103 MHz higher, than GeForce GTX 580M SLI.
  • GeForce GTX 580M SLI is manufactured by 40 nm process technology, and Radeon R9 M395X - by 28 nm process technology.
  • Memory clock speed of GeForce GTX 580M SLI is 250 MHz higher, than Radeon R9 M395X.

Game benchmarks

high / 1080p 24−27 24−27
ultra / 1080p 14−16 14−16
QHD / 1440p 10−11 9−10
4K / 2160p 6−7 6−7
low / 720p 45−50 45−50
medium / 1080p 30−35 30−35
GeForce GTX 580M SLI and Radeon R9 M395X have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  GeForce GTX 580M SLI Radeon R9 M395X
Architecture Fermi GCN 3
Code name N12E-GTX2 Amethyst XT
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 256 Bit
Memory clock speed 1500 MHz 1250 MHz
Memory bandwidth 160.0 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0
Shader Model 6.3
OpenGL 4.4
OpenCL Not Listed
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 413 Mh/s
Laptop size large large
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
TrueAudio +
ZeroCore +
Switchable graphics +
Mantle +
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