Quadro K620 vs Quadro M4000

In this comparison between Quadro K620 and Quadro M4000 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 Quadro K620 will be the best choice, for others Quadro M4000 will be their preference. Study the comparison tables below and make your choice.

Main Specs

  Quadro K620 Quadro M4000
Power consumption (TDP) 41 Watt 120 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors None 1 x 6-pin
Memory type 128 Bit GDDR5
Maximum RAM amount 2 GB 8 GB
Display Connectors 1x DVI, 1x DisplayPort 4x DisplayPort
  Check Price Check Price
  • Quadro M4000 has 192% more power consumption, than Quadro K620.
  • Quadro K620 is connected by PCIe 2.0 x16, and Quadro M4000 uses PCIe 3.0 x16 interface.
  • Quadro M4000 has 6 GB more memory, than Quadro K620.
  • Both cards are used in Desktops.
  • Quadro K620 is build with Maxwell architecture, and Quadro M4000 - with Maxwell 2.0.
  • Core clock speed of Quadro K620 is 285 MHz higher, than Quadro M4000.
  • Quadro K620 and Quadro M4000 are manufactured by 28 nm process technology.
  • Quadro M4000 is 81 mm longer, than Quadro K620.
  • Memory clock speed of Quadro M4000 is 4208 MHz higher, than Quadro K620.

Game benchmarks

high / 1080p 10−12 35−40
ultra / 1080p 6−7 21−24
QHD / 1440p 1−2 16−18
4K / 2160p 10−11
low / 720p 24−27 60−65
medium / 1080p 14−16 40−45
The average gaming FPS of Quadro M4000 in Assassin's Creed Odyssey is 227% more, than Quadro K620.

Full Specs

  Quadro K620 Quadro M4000
Architecture Maxwell Maxwell 2.0
Code name GM107 GM204
Type Workstation Workstation
Release date 22 July 2014 29 June 2015
Pipelines 384 1664
Core clock speed 1058 MHz 773 MHz
Boost Clock 1124 MHz
Transistor count 1,870 million 5,200 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 26.98 80.39
Floating-point performance 863.2 gflops 2,573 gflops
Length 160 mm 241 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 1800 MHz 6008 MHz
DirectX 12 12
Shader Model 5 5
OpenGL 4.5 4.5
OpenCL 1.2 1.2
Vulkan + +
CUDA 5.0 5.2
SLI options +
Bitcoin / BTC (SHA256) 104 Mh/s 299 Mh/s
3D Vision Pro + +
Mosaic + +
Width 1" (2.5 cm) 1" (2.5 cm)
Number of simultaneous displays 4 4
nView Desktop Management + +
Multi-display synchronization Quadro Sync
High-Performance Video I/O6 +
  Check Price Check Price