GeForce GT 755M vs GeForce GTX 580M

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

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

Main Specs

  GeForce GT 755M GeForce GTX 580M
Power consumption (TDP) 50 Watt 100 Watt
Interface PCIe 3.0 x16 MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 2 MB
Display Connectors No outputs No outputs
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  • GeForce GTX 580M has 100% more power consumption, than GeForce GT 755M.
  • GeForce GT 755M is connected by PCIe 3.0 x16, and GeForce GTX 580M uses MXM-B (3.0) interface.
  • GeForce GT 755M has 2 GB more memory, than GeForce GTX 580M.
  • Both cards are used in Laptops.
  • GeForce GT 755M is build with Kepler architecture, and GeForce GTX 580M - with Fermi.
  • Core clock speed of GeForce GT 755M is 360 MHz higher, than GeForce GTX 580M.
  • GeForce GT 755M is manufactured by 28 nm process technology, and GeForce GTX 580M - by 40 nm process technology.
  • Memory clock speed of GeForce GT 755M is 3900 MHz higher, than GeForce GTX 580M.

Game benchmarks

high / 1080p 7−8 10−12
ultra / 1080p 4−5 6−7
QHD / 1440p 0−1 1−2
low / 720p 18−20 24−27
medium / 1080p 9−10 14−16
The average gaming FPS of GeForce GTX 580M in Assassin's Creed Odyssey is 40% more, than GeForce GT 755M.

Full Specs

  GeForce GT 755M GeForce GTX 580M
Architecture Kepler Fermi
Code name N14P- N12E-GTX2
Type Laptop Laptop
Release date 25 June 2013 28 June 2011
Pipelines 384 384
Core clock speed 980 MHz 620 MHz
Transistor count 1,270 million 1,950 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 31.36 39.7 billion/sec
Floating-point performance 752.6 gflops 952.3 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 5400 MHz 1500 MHz
Memory bandwidth 86.4 GB/s 96.0 GB/s
Shared memory - -
DirectX 12 API 12 API
Shader Model 5.1 5.1
OpenGL 4.5 4.5
OpenCL 1.1 1.1
Vulkan 1.1.126 N/A
CUDA + +
CUDA cores 384
Bus support PCI Express 3.0, PCI Express 2.0 PCI-E 2.0
SLI options +
HDMI +
3D Blu-Ray +
3D Gaming +
Bitcoin / BTC (SHA256) 27 Mh/s 40 Mh/s
Laptop size medium sized large
Standard memory configuration GDDR5
eDP 1.2 signal support Up to 3840x2160
LVDS signal support Up to 1920x1200
DisplayPort Multimode (DP++) support Up to 3840x2160
HDCP content protection +
7.1 channel HD audio on HDMI +
TrueHD and DTS-HD audio bitstreaming +
H.264, VC1, MPEG2 1080p video decoder +
Optimus + +
Blu-Ray 3D Support +
3D Vision / 3DTV Play +
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