GeForce GT 640 vs Radeon HD 5850

When choosing between GeForce GT 640 and Radeon HD 5850, 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 640 and Radeon HD 5850.

Main Specs

  GeForce GT 640 Radeon HD 5850
Power consumption (TDP) 65 Watt 151 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Supplementary power connectors None 2x 6-pin
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 1 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 5850 has 132% more power consumption, than GeForce GT 640.
  • GeForce GT 640 is connected by PCIe 3.0 x16, and Radeon HD 5850 uses PCIe 2.0 x16 interface.
  • GeForce GT 640 has 1 GB more memory, than Radeon HD 5850.
  • Both cards are used in Desktops.
  • GeForce GT 640 is build with Kepler architecture, and Radeon HD 5850 - with Terascale 2.
  • Core clock speed of GeForce GT 640 is 177 MHz higher, than Radeon HD 5850.
  • GeForce GT 640 is manufactured by 28 nm process technology, and Radeon HD 5850 - by 40 nm process technology.
  • Radeon HD 5850 is 96 mm longer, than GeForce GT 640.
  • Memory clock speed of Radeon HD 5850 is 218 MHz higher, than GeForce GT 640.

Game benchmarks

high / 1080p 2−3 9−10
ultra / 1080p 1−2 5−6
QHD / 1440p 0−1 0−1
low / 720p 14−16 21−24
medium / 1080p 5−6 12−14
The average gaming FPS of Radeon HD 5850 in Assassin's Creed Odyssey is 100% more, than GeForce GT 640.

Full Specs

  GeForce GT 640 Radeon HD 5850
Architecture Kepler Terascale 2
Code name GK107 Cypress
Type Desktop Desktop
Release date 5 June 2012 30 September 2009
Pipelines 384 1440
Core clock speed 902 MHz 725 MHz
Transistor count 1,270 million 2,154 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 28.86 52.20
Floating-point performance 692.7 gflops 2,088.0 gflops
Length 145 mm 241 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 1782 MHz 2000 MHz
Memory bandwidth 28.51 GB/s 128.0 GB/s
DirectX 12 (11_0) 11.2 (11_0)
Shader Model 5.1 5.0
OpenGL 4.6 4.4
OpenCL 1.2 1.2
Vulkan 1.1.126 N/A
CUDA 3.0
Bitcoin / BTC (SHA256) 24 Mh/s
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