GeForce GT 640 vs Radeon RX Vega 11

In this comparison between GeForce GT 640 and Radeon RX Vega 11 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce GT 640 will be the best choice, for others Radeon RX Vega 11 will be their preference. Study the comparison tables below and make your choice.

Main Specs

  GeForce GT 640 Radeon RX Vega 11
Power consumption (TDP) 65 Watt 15 Watt
Interface PCIe 3.0 x16 IGP
Supplementary power connectors None None
Memory type DDR3 System Shared
Maximum RAM amount 2 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort No outputs
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  • GeForce GT 640 has 333% more power consumption, than Radeon RX Vega 11.
  • GeForce GT 640 is connected by PCIe 3.0 x16, and Radeon RX Vega 11 uses IGP interface.
  • Both cards are used in Desktops.
  • GeForce GT 640 is build with Kepler architecture, and Radeon RX Vega 11 - with Vega.
  • GeForce GT 640 is manufactured by 28 nm process technology, and Radeon RX Vega 11 - by 14 nm process technology.

Game benchmarks

high / 1080p 2−3 10−11
ultra / 1080p 1−2 6−7
QHD / 1440p 0−1 1−2
low / 720p 14−16 21−24
medium / 1080p 5−6 12−14
The average gaming FPS of Radeon RX Vega 11 in Assassin's Creed Odyssey is 116% more, than GeForce GT 640.

Full Specs

  GeForce GT 640 Radeon RX Vega 11
Architecture Kepler Vega
Code name GK107 Vega Raven Ridge
Type Desktop Desktop
Release date 5 June 2012 26 October 2017
Pipelines 384 704
Core clock speed 902 MHz
Boost Clock 1240 MHz
Transistor count 1,270 million 4,940 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 28.86 61.60
Floating-point performance 692.7 gflops 1,760 gflops
Length 145 mm
Memory bus width 128 Bit
Memory clock speed 1782 MHz
Memory bandwidth 28.51 GB/s
Shared memory -
DirectX 12 (11_0) 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.1.126 1.2.131
CUDA 3.0
Bitcoin / BTC (SHA256) 24 Mh/s
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