GeForce GT 640 vs Quadro K2000

In this comparison between GeForce GT 640 and Quadro K2000 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 Quadro K2000 will be their preference. Study the comparison tables below and make your choice.

Main Specs

  GeForce GT 640 Quadro K2000
Power consumption (TDP) 65 Watt 51 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Supplementary power connectors None None
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort 1x DVI, 2x DisplayPort
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  • GeForce GT 640 has 27% more power consumption, than Quadro K2000.
  • GeForce GT 640 is connected by PCIe 3.0 x16, and Quadro K2000 uses PCIe 2.0 x16 interface.
  • GeForce GT 640 and Quadro K2000 have maximum RAM of 2 GB.
  • Both cards are used in Desktops.
  • GeForce GT 640 and Quadro K2000 are build with Kepler architecture.
  • Core clock speed of Quadro K2000 is 52 MHz higher, than GeForce GT 640.
  • GeForce GT 640 and Quadro K2000 are manufactured by 28 nm process technology.
  • Quadro K2000 is 57 mm longer, than GeForce GT 640.
  • Memory clock speed of Quadro K2000 is 2218 MHz higher, than GeForce GT 640.

Game benchmarks

high / 1080p 2−3 7−8
ultra / 1080p 1−2 4−5
QHD / 1440p 0−1 0−1
low / 720p 14−16 16−18
medium / 1080p 5−6 9−10
The average gaming FPS of Quadro K2000 in Assassin's Creed Odyssey is 50% more, than GeForce GT 640.

Full Specs

  GeForce GT 640 Quadro K2000
Architecture Kepler Kepler
Code name GK107 GK107
Type Desktop Workstation
Release date 5 June 2012 1 March 2013
Pipelines 384 384
Core clock speed 902 MHz 954 MHz
Transistor count 1,270 million 1,270 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 28.86 30.53
Floating-point performance 692.7 gflops 732.7 gflops
Length 145 mm 202 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 1782 MHz 4000 MHz
Memory bandwidth 28.51 GB/s 64 GB/s
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126 1.1.126
CUDA 3.0 3.0
Bitcoin / BTC (SHA256) 24 Mh/s 24 Mh/s
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