GeForce GT 640M vs Radeon Pro 560X

When choosing between GeForce GT 640M and Radeon Pro 560X, 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 Radeon Pro 560X.

GeForce GT 640M and Radeon Pro 560X are Laptop Graphics Cards

Note: GeForce GT 640M and Radeon Pro 560X 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 Radeon Pro 560X here:

Main Specs

  GeForce GT 640M Radeon Pro 560X
Power consumption (TDP) 32 Watt 75 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3\GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon Pro 560X has 134% more power consumption, than GeForce GT 640M.
  • GeForce GT 640M is connected by PCIe 3.0 x16, and Radeon Pro 560X uses PCIe 3.0 x8 interface.
  • Radeon Pro 560X has 2 GB more memory, than GeForce GT 640M.
  • GeForce GT 640M is used in Laptops, and Radeon Pro 560X - in Mobile workstations.
  • GeForce GT 640M is build with Kepler architecture, and Radeon Pro 560X - with Polaris.
  • GeForce GT 640M is manufactured by 28 nm process technology, and Radeon Pro 560X - by 14 nm process technology.
  • Memory clock speed of Radeon Pro 560X is 3280 MHz higher, than GeForce GT 640M.

Game benchmarks

high / 1080p 0−1 18−20
ultra / 1080p 0−1 10−12
QHD / 1440p 0−1 5−6
4K / 2160p 4−5
low / 720p 10−12 35−40
medium / 1080p 2−3 21−24
The average gaming FPS of Radeon Pro 560X in Assassin's Creed Odyssey is 400% more, than GeForce GT 640M.

Full Specs

  GeForce GT 640M Radeon Pro 560X
Architecture Kepler Polaris
Code name N13P-GS Polaris 21
Type Laptop Mobile workstation
Release date 22 March 2012 5 June 2017
Pipelines 384 1024
Core clock speed 907 MHz
Boost Clock 645 MHz
Transistor count 1,270 million 3,000 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 64.26
Floating-point performance 480.0 gflops
Memory bus width 128bit 128 Bit
Memory clock speed 1800 - 4000 MHz 5080 MHz
Memory bandwidth 81.28 GB/s
Shared memory - -
DirectX 12 API 12 (12_0)
Shader Model 5.1 6.4
OpenGL 4.5 4.6
OpenCL 1.1 2.0
Vulkan 1.1.126 1.2.131
CUDA +
FreeSync +
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 large
Optimus +
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