GeForce 940MX vs GeForce GTX 770M

In this comparison between GeForce 940MX and GeForce GTX 770M you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce 940MX will be the best choice, for others GeForce GTX 770M will be their preference. Study the comparison tables below and make your choice.

GeForce 940MX and GeForce GTX 770M are Laptop Graphics Cards

Note: GeForce 940MX and GeForce GTX 770M 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 770M here:

Main Specs

  GeForce 940MX GeForce GTX 770M
Power consumption (TDP) 23 Watt 75 Watt
Interface PCIe 3.0 x8 MXM-B (3.0)
Supplementary power connectors None None
Memory type DDR3, GDDR5 GDDR5
Maximum RAM amount 4 GB 3 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 770M has 226% more power consumption, than GeForce 940MX.
  • GeForce 940MX is connected by PCIe 3.0 x8, and GeForce GTX 770M uses MXM-B (3.0) interface.
  • GeForce 940MX has 1 GB more memory, than GeForce GTX 770M.
  • Both cards are used in Laptops.
  • GeForce 940MX is build with Maxwell architecture, and GeForce GTX 770M - with Kepler.
  • Core clock speed of GeForce 940MX is 311 MHz higher, than GeForce GTX 770M.
  • GeForce 940MX and GeForce GTX 770M are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 940MX is 2000 MHz higher, than GeForce GTX 770M.

Game benchmarks

high / 1080p 7−8 14−16
ultra / 1080p 4−5 8−9
QHD / 1440p 0−1 3−4
low / 720p 16−18 30−33
medium / 1080p 8−9 16−18
The average gaming FPS of GeForce GTX 770M in Assassin's Creed Odyssey is 100% more, than GeForce 940MX.

Full Specs

  GeForce 940MX GeForce GTX 770M
Architecture Maxwell Kepler
Code name N16S-GTR-B/S N14E-GS
Type Laptop Laptop
Release date 10 March 2016 30 May 2013
Pipelines 384 960
Core clock speed 1122 MHz 811 MHz
Boost Clock 1242 MHz 797 MHz
Transistor count 1,870 million 2,540 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 23.83 63.76
Floating-point performance 762.6 gflops 1,530 gflops
Memory bus width 64 Bit 192 Bit
Memory clock speed 4000 MHz 2000 MHz
Memory bandwidth 40.1 GB/s 96.0 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 1.1.126
CUDA + +
CUDA cores 960
Bus support PCI Express 3.0 PCI Express 3.0, PCI Express 2.0
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 102 Mh/s 55 Mh/s
Laptop size medium sized large
Standard memory configuration 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 + +
Blu-Ray 3D Support +
3D Vision / 3DTV Play +
GPU Boost 2.0
GameWorks +
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