GeForce 940M vs GeForce GTX 675MX

When choosing between GeForce 940M and GeForce GTX 675MX, 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 940M and GeForce GTX 675MX.

GeForce 940M and GeForce GTX 675MX are Laptop Graphics Cards

Note: GeForce 940M and GeForce GTX 675MX 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 940M or GeForce GTX 675MX here:

Main Specs

  GeForce 940M GeForce GTX 675MX
Power consumption (TDP) 75 Watt 100 Watt
Interface PCIe 3.0 x8 MXM-B (3.0)
Supplementary power connectors None
Memory type DDR3 GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 675MX has 33% more power consumption, than GeForce 940M.
  • GeForce 940M is connected by PCIe 3.0 x8, and GeForce GTX 675MX uses MXM-B (3.0) interface.
  • GeForce 940M has 2 GB more memory, than GeForce GTX 675MX.
  • Both cards are used in Laptops.
  • GeForce 940M is build with Maxwell architecture, and GeForce GTX 675MX - with Kepler.
  • Core clock speed of GeForce 940M is 472 MHz higher, than GeForce GTX 675MX.
  • GeForce 940M and GeForce GTX 675MX are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 940M is 200 MHz higher, than GeForce GTX 675MX.

Game benchmarks

high / 1080p 2−3 9−10
ultra / 1080p 1−2 5−6
QHD / 1440p 0−1 0−1
low / 720p 12−14 21−24
medium / 1080p 4−5 12−14
The average gaming FPS of GeForce GTX 675MX in Assassin's Creed Odyssey is 140% more, than GeForce 940M.

Full Specs

  GeForce 940M GeForce GTX 675MX
Architecture Maxwell Kepler
Code name N16S-GT-S/B N13E-GSR
Type Laptop Laptop
Release date 12 March 2015 1 October 2012
Pipelines 384 960
Core clock speed 1072 MHz 600 MHz
Boost Clock 1176 MHz
Transistor count 1,870 million 3,540 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 28.22 48.0 billion/sec
Floating-point performance 903.2 gflops 1,256 gflops
Memory bus width 64 Bit 256 Bit
Memory clock speed 2000 MHz 1800 MHz
Memory bandwidth 14.4 GB/s 115.2 GB/s
Shared memory - -
DirectX 12 (11_0) 12 API
Shader Model 5.1 5.1
OpenGL 4.5 4.5
OpenCL 1.2 1.1
Vulkan 1.1.126 1.1.126
CUDA + +
CUDA cores 960
Bus support PCI Express 3.0 PCI Express 2.0
SLI options +
HDMI +
HDCP +
Maximum VGA resolution Up to 2048x1536
Bitcoin / BTC (SHA256) 101 Mh/s 63 Mh/s
Laptop size medium sized large
Optimus + +
GPU Boost 2.0
GameWorks +
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