GeForce 940MX vs GeForce GTX 950M

If you are going to buy a new graphics card and are choosing between GeForce 940MX and GeForce GTX 950M, 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 940MX stacks up against GeForce GTX 950M, check out specs charts below.

GeForce 940MX and GeForce GTX 950M are Laptop Graphics Cards

Note: GeForce 940MX and GeForce GTX 950M 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 940MX or GeForce GTX 950M here:

Main Specs

  GeForce 940MX GeForce GTX 950M
Power consumption (TDP) 23 Watt 75 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3, GDDR5 DDR3 or GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 950M has 226% more power consumption, than GeForce 940MX.
  • Both video cards are using PCIe 3.0 x8 interface connection to a motherboard.
  • GeForce 940MX and GeForce GTX 950M have maximum RAM of 4 GB.
  • Both cards are used in Laptops.
  • GeForce 940MX and GeForce GTX 950M are build with Maxwell architecture.
  • Core clock speed of GeForce 940MX is 208 MHz higher, than GeForce GTX 950M.
  • GeForce 940MX and GeForce GTX 950M are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 940MX is 3000 MHz higher, than GeForce GTX 950M.

Game benchmarks

high / 1080p 7−8 12−14
ultra / 1080p 4−5 8−9
QHD / 1440p 0−1 2−3
low / 720p 16−18 27−30
medium / 1080p 8−9 16−18
The average gaming FPS of GeForce GTX 950M in Assassin's Creed Odyssey is 77% more, than GeForce 940MX.

Full Specs

  GeForce 940MX GeForce GTX 950M
Architecture Maxwell Maxwell
Code name N16S-GTR-B/S N16P-GT
Type Laptop Laptop
Release date 10 March 2016 12 March 2015
Pipelines 384 640
Core clock speed 1122 MHz 914 MHz
Boost Clock 1242 MHz 1124 MHz
Transistor count 1,870 million 1,870 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 23.83 44.96
Floating-point performance 762.6 gflops 1,439 gflops
Memory bus width 64 Bit 128 Bit
Memory clock speed 4000 MHz 1000 or 2500 MHz
Memory bandwidth 40.1 GB/s 32 or 80 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 1.2
Vulkan 1.1 1.1.126
CUDA + +
CUDA cores 640
Bus support PCI Express 3.0 PCI Express 3.0
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 102 Mh/s 140 Mh/s
Laptop size medium sized medium sized
DisplayPort Multimode (DP++) support +
H.264, VC1, MPEG2 1080p video decoder +
Optimus + +
Ethereum / ETH (DaggerHashimoto) 2.5 Mh/s
GameStream +
GeForce ShadowPlay +
GPU Boost 2.0 2.0
GameWorks + +
BatteryBoost +
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