GeForce GT 640M LE vs Radeon RX 560

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640M LE and Radeon RX 560. 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 GT 640M LE and Radeon RX 560. 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 GT 640M LE is a Laptop Graphics Card

Note: GeForce GT 640M LE 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 GT 640M LE here:

Main Specs

  GeForce GT 640M LE Radeon RX 560
Power consumption (TDP) 20 Watt 75 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3\DDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon RX 560 has 275% more power consumption, than GeForce GT 640M LE.
  • GeForce GT 640M LE is connected by PCIe 2.0 x16, and Radeon RX 560 uses PCIe 3.0 x8 interface.
  • Radeon RX 560 has 2 GB more memory, than GeForce GT 640M LE.
  • GeForce GT 640M LE is used in Laptops, and Radeon RX 560 - in Desktops.
  • GeForce GT 640M LE is build with Fermi / Kepler architecture, and Radeon RX 560 - with GCN 4.0.
  • GeForce GT 640M LE is manufactured by 28 nm process technology, and Radeon RX 560 - by 14 nm process technology.
  • Memory clock speed of Radeon RX 560 is 5200 MHz higher, than GeForce GT 640M LE.

Game benchmarks

high / 1080p 0−1 18−20
ultra / 1080p 10−12
QHD / 1440p 0−1 5−6
4K / 2160p 4−5
low / 720p 1−2 35−40
medium / 1080p 0−1 21−24
The average gaming FPS of Radeon RX 560 in Assassin's Creed Odyssey is 3600% more, than GeForce GT 640M LE.

Full Specs

  GeForce GT 640M LE Radeon RX 560
Architecture Fermi / Kepler GCN 4.0
Code name N13P-LP Polaris 21
Type Laptop Desktop
Release date 22 March 2012 18 April 2017
Pipelines 384 1024
Core clock speed 1175 MHz
Boost Clock 1275 MHz
Transistor count 585 million 3,000 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 81.60
Floating-point performance 384.0 gflops 2,611 gflops
Length 170 mm
Memory bus width 128bit 128 Bit
Memory clock speed 1800 - 4000 MHz 7000 MHz
Memory bandwidth 112.0 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 N/A 1.2.131
CUDA +
CUDA cores Up to 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) 14 Mh/s
Laptop size medium sized
Optimus +
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