GeForce GT 640M LE vs Radeon HD 7730M

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640M LE and Radeon HD 7730M. 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 HD 7730M. 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 HD 7730M are Laptop Graphics Cards

Note: GeForce GT 640M LE and Radeon HD 7730M 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 HD 7730M here:

Main Specs

  GeForce GT 640M LE Radeon HD 7730M
Power consumption (TDP) 20 Watt 25 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Memory type DDR3\DDR5 DDR3
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs No outputs
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  • Radeon HD 7730M has 25% more power consumption, than GeForce GT 640M LE.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • GeForce GT 640M LE and Radeon HD 7730M have maximum RAM of 2 GB.
  • Both cards are used in Laptops.
  • GeForce GT 640M LE is build with Fermi / Kepler architecture, and Radeon HD 7730M - with GCN.
  • GeForce GT 640M LE and Radeon HD 7730M are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GT 640M LE and Radeon HD 7730M is 1800 MHz.

Game benchmarks

high / 1080p 0−1 0−1
QHD / 1440p 0−1 0−1
low / 720p 1−2 1−2
medium / 1080p 0−1 0−1
GeForce GT 640M LE and Radeon HD 7730M have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  GeForce GT 640M LE Radeon HD 7730M
Architecture Fermi / Kepler GCN
Code name N13P-LP Lombok GL
Type Laptop Laptop
Release date 22 March 2012 24 April 2012
Pipelines 384 512
Core clock speed 575 MHz
Boost Clock 675 MHz
Transistor count 585 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 21.60
Floating-point performance 384.0 gflops 691.2 gflops
Memory bus width 128bit 128 Bit
Memory clock speed 1800 - 4000 MHz 1800 MHz
Memory bandwidth 28.8 GB/s
Shared memory - -
DirectX 12 API 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.5 4.6
OpenCL 1.1 1.2
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 70 Mh/s
Laptop size medium sized medium sized
Optimus +
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