GeForce GT 640M LE vs Radeon R9 M370X

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640M LE and Radeon R9 M370X. 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 R9 M370X. 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 and Radeon R9 M370X are Laptop Graphics Cards

Note: GeForce GT 640M LE and Radeon R9 M370X 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 LE or Radeon R9 M370X here:

Main Specs

  GeForce GT 640M LE Radeon R9 M370X
Power consumption (TDP) 20 Watt
Interface PCIe 2.0 x16
Memory type DDR3\DDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs
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  • GeForce GT 640M LE and Radeon R9 M370X have maximum RAM of 2 GB.
  • Both cards are used in Laptops.
  • GeForce GT 640M LE is build with Fermi / Kepler architecture, and Radeon R9 M370X - with GCN 1.0.
  • GeForce GT 640M LE and Radeon R9 M370X are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon R9 M370X is 2700 MHz higher, than GeForce GT 640M LE.

Game benchmarks

high / 1080p 0−1 3−4
ultra / 1080p 1−2
QHD / 1440p 0−1 0−1
low / 720p 1−2 14−16
medium / 1080p 0−1 6−7
The average gaming FPS of Radeon R9 M370X in Assassin's Creed Odyssey is 1400% more, than GeForce GT 640M LE.

Full Specs

  GeForce GT 640M LE Radeon R9 M370X
Architecture Fermi / Kepler GCN 1.0
Code name N13P-LP Cape Verde
Type Laptop Laptop
Release date 22 March 2012 19 May 2015
Pipelines 384 640
Core clock speed 800 MHz
Transistor count 585 million 1500 Million
Manufacturing process technology 28 nm 28 nm
Floating-point performance 384.0 gflops
Memory bus width 128bit 128 Bit
Memory clock speed 1800 - 4000 MHz 4500 MHz
Shared memory - -
DirectX 12 API DirectX 12 (FL 11_1), Shader 5.0
Shader Model 5.1
OpenGL 4.5
OpenCL 1.1
Vulkan N/A
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 125 Mh/s
Laptop size medium sized medium sized
Optimus +
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