GeForce 940A vs GeForce 940MX

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

GeForce 940MX is a Laptop Graphics Card

Note: GeForce 940MX 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 940MX here:

Main Specs

  GeForce 940A GeForce 940MX
Power consumption (TDP) 33 Watt 23 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3 DDR3, GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors No outputs No outputs
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  • GeForce 940A has 43% more power consumption, than GeForce 940MX.
  • Both video cards are using PCIe 3.0 x8 interface connection to a motherboard.
  • GeForce 940MX has 3 GB more memory, than GeForce 940A.
  • GeForce 940A is used in Desktops, and GeForce 940MX - in Laptops.
  • GeForce 940A and GeForce 940MX are build with Maxwell architecture.
  • Core clock speed of GeForce 940MX is 93 MHz higher, than GeForce 940A.
  • GeForce 940A and GeForce 940MX are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 940MX is 1998 MHz higher, than GeForce 940A.

Game benchmarks

high / 1080p 4−5 7−8
ultra / 1080p 2−3 4−5
QHD / 1440p 0−1 0−1
low / 720p 14−16 16−18
medium / 1080p 5−6 8−9
The average gaming FPS of GeForce 940MX in Assassin's Creed Odyssey is 50% more, than GeForce 940A.

Full Specs

  GeForce 940A GeForce 940MX
Architecture Maxwell Maxwell
Code name GM108 N16S-GTR-B/S
Type Desktop Laptop
Release date 13 March 2015 10 March 2016
Pipelines 384 384
Core clock speed 1029 MHz 1122 MHz
Boost Clock 1124 MHz 1242 MHz
Transistor count 1,870 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 17.98 23.83
Floating-point performance 863.2 gflops 762.6 gflops
Memory bus width 64 Bit 64 Bit
Memory clock speed 2002 MHz 4000 MHz
Memory bandwidth 16.02 GB/s 40.1 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.5
OpenCL 1.2 1.2
Vulkan 1.1.126 1.1
CUDA 5.0 +
Bus support PCI Express 3.0
Bitcoin / BTC (SHA256) 102 Mh/s
Laptop size medium sized
Optimus +
GPU Boost 2.0
GameWorks +
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