GeForce 940MX vs GeForce GTX 650

When choosing between GeForce 940MX and GeForce GTX 650, 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 940MX and GeForce GTX 650.

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 940MX GeForce GTX 650
Power consumption (TDP) 23 Watt 64 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors None One 6-pin
Memory type DDR3, GDDR5 GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs 2x DVI, 1x mini-HDMI
  Check Price Check Price
  • GeForce GTX 650 has 178% more power consumption, than GeForce 940MX.
  • GeForce 940MX is connected by PCIe 3.0 x8, and GeForce GTX 650 uses PCIe 3.0 x16 interface.
  • GeForce 940MX has 2 GB more memory, than GeForce GTX 650.
  • GeForce 940MX is used in Laptops, and GeForce GTX 650 - in Desktops.
  • GeForce 940MX is build with Maxwell architecture, and GeForce GTX 650 - with Kepler.
  • Core clock speed of GeForce 940MX is 64 MHz higher, than GeForce GTX 650.
  • GeForce 940MX and GeForce GTX 650 are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 940MX is 3995 MHz higher, than GeForce GTX 650.

Game benchmarks

high / 1080p 7−8 8−9
ultra / 1080p 4−5 5−6
QHD / 1440p 0−1 0−1
low / 720p 16−18 18−20
medium / 1080p 8−9 10−11
The average gaming FPS of GeForce GTX 650 in Assassin's Creed Odyssey is 11% more, than GeForce 940MX.

Full Specs

  GeForce 940MX GeForce GTX 650
Architecture Maxwell Kepler
Code name N16S-GTR-B/S GK107
Type Laptop Desktop
Release date 10 March 2016 6 September 2012
Pipelines 384 384
Core clock speed 1122 MHz 1058 MHz
Boost Clock 1242 MHz
Transistor count 1,870 million 1,270 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 23.83 33.9 billion/sec
Floating-point performance 762.6 gflops 812.5 gflops
Length 5.70" (14.5 cm)
Memory bus width 64 Bit 128-bit GDDR5
Memory clock speed 4000 MHz 5.0 GB/s
Memory bandwidth 40.1 GB/s 80.0 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.5 4.3
OpenCL 1.2 1.2
Vulkan 1.1 1.1.126
CUDA + +
CUDA cores 384
Bus support PCI Express 3.0 PCI Express 3.0
Height 4.38" (11.1 cm)
Multi monitor support 4 displays
HDMI +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
3D Blu-Ray +
3D Gaming +
3D Vision +
Bitcoin / BTC (SHA256) 102 Mh/s 26 Mh/s
Laptop size medium sized
Optimus +
GPU Boost 2.0
GameWorks +
  Check Price Check Price