Quadro K620 vs Radeon R9 A375

When choosing between Quadro K620 and Radeon R9 A375, 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 Quadro K620 and Radeon R9 A375.

Main Specs

  Quadro K620 Radeon R9 A375
Power consumption (TDP) 41 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors None
Memory type 128 Bit GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 1x DVI, 1x DisplayPort No outputs
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  • Quadro K620 is connected by PCIe 2.0 x16, and Radeon R9 A375 uses PCIe 3.0 x16 interface.
  • Quadro K620 and Radeon R9 A375 have maximum RAM of 2 GB.
  • Both cards are used in Desktops.
  • Quadro K620 is build with Maxwell architecture, and Radeon R9 A375 - with GCN 1.0.
  • Core clock speed of Quadro K620 is 158 MHz higher, than Radeon R9 A375.
  • Quadro K620 and Radeon R9 A375 are manufactured by 28 nm process technology.
  • Memory clock speed of Quadro K620 is 1796 MHz higher, than Radeon R9 A375.

Game benchmarks

high / 1080p 10−12 2−3
ultra / 1080p 6−7 1−2
QHD / 1440p 1−2 0−1
low / 720p 24−27 12−14
medium / 1080p 14−16 4−5
The average gaming FPS of Quadro K620 in Assassin's Creed Odyssey is 180% more, than Radeon R9 A375.

Full Specs

  Quadro K620 Radeon R9 A375
Architecture Maxwell GCN 1.0
Code name GM107 Venus
Type Workstation Desktop
Release date 22 July 2014 no data
Pipelines 384 640
Core clock speed 1058 MHz 900 MHz
Boost Clock 1124 MHz 925 MHz
Transistor count 1,870 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 26.98 37.00
Floating-point performance 863.2 gflops
Length 160 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 1800 MHz 4.5 GB/s
Memory bandwidth 72 GB/s
DirectX 12 12 (11_1)
Shader Model 5 5.1
OpenGL 4.5 4.6
OpenCL 1.2 1.2
Vulkan + 1.2
CUDA 5.0
Bitcoin / BTC (SHA256) 104 Mh/s
3D Vision Pro +
Mosaic +
Width 1" (2.5 cm)
Number of simultaneous displays 4
nView Desktop Management +
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