GeForce GT 755M SLI vs GeForce GTX 580M

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 755M SLI and GeForce GTX 580M. 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 GT 755M SLI and GeForce GTX 580M. 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 GT 755M SLI and GeForce GTX 580M are Laptop Graphics Cards

Note: GeForce GT 755M SLI and GeForce GTX 580M 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 GT 755M SLI or GeForce GTX 580M here:

Main Specs

  GeForce GT 755M SLI GeForce GTX 580M
Power consumption (TDP) 2x ~50 Watt 100 Watt
Interface MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2x 2 GB 2 MB
Display Connectors No outputs
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  • GeForce GTX 580M has 4900% more power consumption, than GeForce GT 755M SLI.
  • GeForce GT 755M SLI and GeForce GTX 580M have maximum RAM of 2 GB.
  • Both cards are used in Laptops.
  • GeForce GT 755M SLI is build with Kepler architecture, and GeForce GTX 580M - with Fermi.
  • Core clock speed of GeForce GT 755M SLI is 360 MHz higher, than GeForce GTX 580M.
  • GeForce GT 755M SLI is manufactured by 28 nm process technology, and GeForce GTX 580M - by 40 nm process technology.
  • Memory clock speed of GeForce GT 755M SLI is 3900 MHz higher, than GeForce GTX 580M.

Game benchmarks

high / 1080p 14−16 10−12
ultra / 1080p 8−9 6−7
QHD / 1440p 2−3 1−2
low / 720p 30−35 24−27
medium / 1080p 18−20 14−16
The average gaming FPS of GeForce GT 755M SLI in Assassin's Creed Odyssey is 36% more, than GeForce GTX 580M.

Full Specs

  GeForce GT 755M SLI GeForce GTX 580M
Architecture Kepler Fermi
Code name N14P-? N12E-GTX2
Type Laptop Laptop
Release date 1 November 2013 28 June 2011
Pipelines 768 384
Core clock speed 980 MHz 620 MHz
Transistor count 2x 1300 Million 1,950 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 39.7 billion/sec
Floating-point performance 952.3 gflops
Memory bus width 2x 128 Bit 256 Bit
Memory clock speed 5400 MHz 1500 MHz
Memory bandwidth 96.0 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0 12 API
Shader Model 5.1
OpenGL 4.5
OpenCL 1.1
Vulkan N/A
CUDA + +
CUDA cores 384
Bus support PCI-E 2.0
SLI options +
3D Blu-Ray +
3D Gaming +
Bitcoin / BTC (SHA256) 40 Mh/s
Laptop size large large
Optimus +
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