GeForce GT 755M SLI vs GeForce GTX 580

When comparing GeForce GT 755M SLI and GeForce GTX 580, 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 GT 755M SLI and GeForce GTX 580 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

GeForce GT 755M SLI is a Laptop Graphics Card

Note: GeForce GT 755M SLI is only used in laptop graphics. It has 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 here:

Main Specs

  GeForce GT 755M SLI GeForce GTX 580
Power consumption (TDP) 2x ~50 Watt 244 Watt
Interface PCIe 2.0 x16
Supplementary power connectors One 6-pin and One 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2x 2 GB 1536 MB
Display Connectors 2x DVI, 1x mini-HDMI
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  • GeForce GTX 580 has 12100% more power consumption, than GeForce GT 755M SLI.
  • GeForce GTX 580 has 1534 GB more memory, than GeForce GT 755M SLI.
  • GeForce GT 755M SLI is used in Laptops, and GeForce GTX 580 - in Desktops.
  • GeForce GT 755M SLI is build with Kepler architecture, and GeForce GTX 580 - with Fermi.
  • Core clock speed of GeForce GTX 580 is 564 MHz higher, than GeForce GT 755M SLI.
  • GeForce GT 755M SLI is manufactured by 28 nm process technology, and GeForce GTX 580 - by 40 nm process technology.
  • Memory clock speed of GeForce GT 755M SLI is 3396 MHz higher, than GeForce GTX 580.

Game benchmarks

high / 1080p 14−16 21−24
ultra / 1080p 8−9 14−16
QHD / 1440p 2−3 8−9
4K / 2160p 6−7
low / 720p 30−35 40−45
medium / 1080p 18−20 27−30
The average gaming FPS of GeForce GTX 580 in Assassin's Creed Odyssey is 53% more, than GeForce GT 755M SLI.

Full Specs

  GeForce GT 755M SLI GeForce GTX 580
Architecture Kepler Fermi
Code name N14P-? GF110
Type Laptop Desktop
Release date 1 November 2013 9 November 2010
Pipelines 768 512
Core clock speed 980 MHz 1544 MHz
Transistor count 2x 1300 Million 3,000 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 49.4 billion/sec
Floating-point performance 1,581.1 gflops
Length 10.5" (267 mm) (26.7 cm)
Memory bus width 2x 128 Bit 384 Bit
Memory clock speed 5400 MHz 2004 MHz (4008 data rate)
Memory bandwidth 192.4 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.0 12 (11_0)
Shader Model 5.1
OpenGL 4.2
OpenCL 1.1
Vulkan N/A
CUDA + +
CUDA cores 512
Bus support PCI-E 2.0 x 16
Height 4.376" (111 mm) (11.1 cm)
SLI options +
Multi monitor support +
HDMI +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
Bitcoin / BTC (SHA256) 142 Mh/s
Laptop size large
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