GeForce 940M vs GeForce GT 650M

Find out if it is worth upgrading your current GPU setup by comparing GeForce 940M and GeForce GT 650M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce 940M and GeForce GT 650M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

GeForce 940M and GeForce GT 650M are Laptop Graphics Cards

Note: GeForce 940M and GeForce GT 650M 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 GT 650M here:

Main Specs

  GeForce 940M GeForce GT 650M
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 2 GB
Display Connectors No outputs No outputs
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  • GeForce 940M has 66% more power consumption, than GeForce GT 650M.
  • GeForce 940M is connected by PCIe 3.0 x8, and GeForce GT 650M uses PCIe 3.0 x16 interface.
  • GeForce 940M has 2 GB more memory, than GeForce GT 650M.
  • Both cards are used in Laptops.
  • GeForce 940M is build with Maxwell architecture, and GeForce GT 650M - with Kepler.
  • GeForce 940M and GeForce GT 650M are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 940M is 200 MHz higher, than GeForce GT 650M.

Game benchmarks

high / 1080p 2−3 3−4
ultra / 1080p 1−2 1−2
QHD / 1440p 0−1 0−1
low / 720p 12−14 14−16
medium / 1080p 4−5 5−6
The average gaming FPS of GeForce GT 650M in Assassin's Creed Odyssey is 20% more, than GeForce 940M.

Full Specs

  GeForce 940M GeForce GT 650M
Architecture Maxwell Kepler
Code name N16S-GT-S/B N13E-GE
Type Laptop Laptop
Release date 12 March 2015 22 March 2012
Pipelines 384 384
Core clock speed 1072 MHz
Boost Clock 1176 MHz 900 MHz
Transistor count 1,870 million 1,270 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 28.22
Floating-point performance 903.2 gflops 652.8 gflops
Memory bus width 64 Bit 128bit
Memory clock speed 2000 MHz 1800 - 4000 MHz
Memory bandwidth 14.4 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 1.1.126 1.1.126
CUDA + +
CUDA cores 384
Bus support PCI Express 3.0 PCI Express 2.0, PCI Express 3.0
HDMI +
HDCP +
Maximum VGA resolution Up to 2048x1536
3D Blu-Ray +
Bitcoin / BTC (SHA256) 101 Mh/s 21 Mh/s
Laptop size medium sized medium sized
Optimus + +
GPU Boost 2.0
GameWorks +
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