GeForce GT 640M LE vs Radeon HD 5850

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640M LE and Radeon HD 5850. 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 5850. 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 HD 5850
Power consumption (TDP) 20 Watt 151 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 2x 6-pin
Memory type DDR3\DDR5 GDDR5
Maximum RAM amount 2 GB 1 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 5850 has 655% 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 has 1 GB more memory, than Radeon HD 5850.
  • GeForce GT 640M LE is used in Laptops, and Radeon HD 5850 - in Desktops.
  • GeForce GT 640M LE is build with Fermi / Kepler architecture, and Radeon HD 5850 - with Terascale 2.
  • GeForce GT 640M LE is manufactured by 28 nm process technology, and Radeon HD 5850 - by 40 nm process technology.
  • Memory clock speed of Radeon HD 5850 is 200 MHz higher, than GeForce GT 640M LE.

Game benchmarks

high / 1080p 0−1 9−10
ultra / 1080p 5−6
QHD / 1440p 0−1 0−1
low / 720p 1−2 21−24
medium / 1080p 0−1 12−14
The average gaming FPS of Radeon HD 5850 in Assassin's Creed Odyssey is 2100% more, than GeForce GT 640M LE.

Full Specs

  GeForce GT 640M LE Radeon HD 5850
Architecture Fermi / Kepler Terascale 2
Code name N13P-LP Cypress
Type Laptop Desktop
Release date 22 March 2012 30 September 2009
Pipelines 384 1440
Core clock speed 725 MHz
Transistor count 585 million 2,154 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 52.20
Floating-point performance 384.0 gflops 2,088.0 gflops
Length 241 mm
Memory bus width 128bit 256 Bit
Memory clock speed 1800 - 4000 MHz 2000 MHz
Memory bandwidth 128.0 GB/s
Shared memory -
DirectX 12 API 11.2 (11_0)
Shader Model 5.1 5.0
OpenGL 4.5 4.4
OpenCL 1.1 1.2
Vulkan N/A 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
Laptop size medium sized
Optimus +
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