GeForce 940M vs GeForce GTX 850M

When choosing between GeForce 940M and GeForce GTX 850M, 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 850M.

GeForce 940M and GeForce GTX 850M are Laptop Graphics Cards

Note: GeForce 940M and GeForce GTX 850M 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 850M here:

Main Specs

  GeForce 940M GeForce GTX 850M
Power consumption (TDP) 75 Watt 45 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Memory type DDR3 DDR3, GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors No outputs No outputs
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  • GeForce 940M has 66% more power consumption, than GeForce GTX 850M.
  • GeForce 940M is connected by PCIe 3.0 x8, and GeForce GTX 850M uses PCIe 3.0 x16 interface.
  • GeForce 940M and GeForce GTX 850M have maximum RAM of 4 GB.
  • Both cards are used in Laptops.
  • GeForce 940M and GeForce GTX 850M are build with Maxwell architecture.
  • GeForce 940M and GeForce GTX 850M are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 2−3 12−14
ultra / 1080p 1−2 8−9
QHD / 1440p 0−1 2−3
low / 720p 12−14 27−30
medium / 1080p 4−5 16−18
The average gaming FPS of GeForce GTX 850M in Assassin's Creed Odyssey is 220% more, than GeForce 940M.

Full Specs

  GeForce 940M GeForce GTX 850M
Architecture Maxwell Maxwell
Code name N16S-GT-S/B N15P-GT
Type Laptop Laptop
Release date 12 March 2015 12 March 2014
Pipelines 384 640
Core clock speed 1072 MHz
Boost Clock 1176 MHz
Transistor count 1,870 million 1,870 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 28.22 36.08
Floating-point performance 903.2 gflops 1,155 gflops
Memory bus width 64 Bit 128 Bit
Memory clock speed 2000 MHz
Memory bandwidth 14.4 GB/s 80.0 GB/s
Shared memory - -
DirectX 12 (11_0) 12 (11_0)
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 640
Bus support PCI Express 3.0 PCI Express 2.0, PCI Express 3.0
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 101 Mh/s 153 Mh/s
Laptop size medium sized medium sized
Standard memory configuration DDR3 or 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 + +
Ethereum / ETH (DaggerHashimoto) 1.8 Mh/s
GPU Boost 2.0
GameWorks +
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