GeForce GT 745A vs GeForce GTX 680M SLI

When choosing between GeForce GT 745A and GeForce GTX 680M SLI, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GT 745A and GeForce GTX 680M SLI.

GeForce GTX 680M SLI is a Laptop Graphics Card

Note: GeForce GTX 680M 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 GTX 680M SLI here:

Main Specs

  GeForce GT 745A GeForce GTX 680M SLI
Power consumption (TDP) 33 Watt
Interface PCIe 3.0 x16
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 2x 4 GB
Display Connectors No outputs
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  • GeForce GT 745A and GeForce GTX 680M SLI have maximum RAM of 2 GB.
  • GeForce GT 745A is used in Desktops, and GeForce GTX 680M SLI - in Laptops.
  • GeForce GT 745A and GeForce GTX 680M SLI are build with Kepler architecture.
  • Core clock speed of GeForce GT 745A is 117 MHz higher, than GeForce GTX 680M SLI.
  • GeForce GT 745A and GeForce GTX 680M SLI are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 680M SLI is 1800 MHz higher, than GeForce GT 745A.

Game benchmarks

high / 1080p 2−3 35−40
ultra / 1080p 0−1 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 12−14 60−65
medium / 1080p 4−5 40−45
The average gaming FPS of GeForce GTX 680M SLI in Assassin's Creed Odyssey is 683% more, than GeForce GT 745A.

Full Specs

  GeForce GT 745A GeForce GTX 680M SLI
Architecture Kepler Kepler
Code name GK107 N13E-GTX
Type Desktop Laptop
Release date 26 August 2013 4 June 2012
Pipelines 384 2688
Core clock speed 837 MHz 720 MHz
Boost Clock 915 MHz
Transistor count 1,270 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 29.28
Floating-point performance 642.8 gflops
Memory bus width 128 Bit 2x 256 Bit
Memory clock speed 1800 MHz 3600 MHz
Memory bandwidth 28.8 GB/s
Shared memory -
DirectX 12 (11_0) DirectX 11, Shader 5.0
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.1.126
CUDA 3.0 +
SLI options +
Bitcoin / BTC (SHA256) 26 Mh/s
Laptop size large
Optimus +
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