GeForce GT 545 vs GeForce GTX 680M SLI

If you are going to buy a new graphics card and are choosing between GeForce GT 545 and GeForce GTX 680M SLI, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GT 545 stacks up against GeForce GTX 680M SLI, check out specs charts below.

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 545 GeForce GTX 680M SLI
Power consumption (TDP) 70 Watt
Interface PCIe 2.0 x16
Supplementary power connectors None
Memory type DDR3 GDDR5
Maximum RAM amount 1536 MB 2x 4 GB
Display Connectors 1x DVI, 1x HDMI, 1x VGA
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  • GeForce GT 545 has 1534 GB more memory, than GeForce GTX 680M SLI.
  • GeForce GT 545 is used in Desktops, and GeForce GTX 680M SLI - in Laptops.
  • GeForce GT 545 is build with Fermi 2.0 architecture, and GeForce GTX 680M SLI - with Kepler.
  • Both graphics cards have the same core clock speed.
  • GeForce GT 545 is manufactured by 40 nm process technology, and GeForce GTX 680M SLI - by 28 nm process technology.
  • Memory clock speed of GeForce GTX 680M SLI is 2000 MHz higher, than GeForce GT 545.

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 3−4 40−45
The average gaming FPS of GeForce GTX 680M SLI in Assassin's Creed Odyssey is 683% more, than GeForce GT 545.

Full Specs

  GeForce GT 545 GeForce GTX 680M SLI
Architecture Fermi 2.0 Kepler
Code name GF116 N13E-GTX
Type Desktop Laptop
Release date 14 May 2011 4 June 2012
Pipelines 144 2688
Core clock speed 720 MHz 720 MHz
Transistor count 1,170 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 17.28
Floating-point performance 414.7 gflops
Length 145 mm
Memory bus width 192 Bit 2x 256 Bit
Memory clock speed 1600 MHz 3600 MHz
Memory bandwidth 38.4 GB/s
Shared memory -
DirectX 12 (11_0) DirectX 11, Shader 5.0
Shader Model 5.1
OpenGL 4.6
OpenCL 1.1
Vulkan N/A
CUDA 2.1 +
SLI options +
Bitcoin / BTC (SHA256) 35 Mh/s
Laptop size large
Optimus +
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