GeForce GT 640M vs GeForce MX350

When choosing between GeForce GT 640M and GeForce MX350, 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 GT 640M and GeForce MX350.

GeForce GT 640M and GeForce MX350 are Laptop Graphics Cards

Note: GeForce GT 640M and GeForce MX350 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 GT 640M or GeForce MX350 here:

Main Specs

  GeForce GT 640M GeForce MX350
Power consumption (TDP) 32 Watt 20 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors None
Memory type DDR3\GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs No outputs
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  • GeForce GT 640M has 60% more power consumption, than GeForce MX350.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • GeForce GT 640M and GeForce MX350 have maximum RAM of 2 GB.
  • Both cards are used in Laptops.
  • GeForce GT 640M is build with Kepler architecture, and GeForce MX350 - with Pascal.
  • GeForce GT 640M is manufactured by 28 nm process technology, and GeForce MX350 - by 14 nm process technology.
  • Memory clock speed of GeForce MX350 is 5200 MHz higher, than GeForce GT 640M.

Game benchmarks

high / 1080p 0−1 14−16
ultra / 1080p 0−1 9−10
QHD / 1440p 0−1 4−5
low / 720p 10−12 30−35
medium / 1080p 2−3 18−20
The average gaming FPS of GeForce MX350 in Assassin's Creed Odyssey is 316% more, than GeForce GT 640M.

Full Specs

  GeForce GT 640M GeForce MX350
Architecture Kepler Pascal
Code name N13P-GS N17S-G5 / GP107-670-A1
Type Laptop Laptop
Release date 22 March 2012 20 February 2020
Pipelines 384 640
Core clock speed 1354 MHz
Boost Clock 645 MHz 1468 MHz
Transistor count 1,270 million 3,300 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 29.98
Floating-point performance 480.0 gflops
Memory bus width 128bit 64 Bit
Memory clock speed 1800 - 4000 MHz 7000 MHz
Memory bandwidth 56.06 GB/s
Shared memory - -
DirectX 12 API 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.5 4.6
OpenCL 1.1 1.2
Vulkan 1.1.126 1.2.131
CUDA + 6.1
CUDA cores 384
Bus support PCI Express 2.0, PCI Express 3.0
HDMI +
HDCP +
Maximum VGA resolution Up to 2048x1536
3D Blu-Ray +
Bitcoin / BTC (SHA256) 18 Mh/s
Laptop size medium sized
Optimus + +
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