Quadro K620 vs Radeon 630

When choosing between Quadro K620 and Radeon 630, 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 630.

Radeon 630 is a Laptop Graphics Card

Note: Radeon 630 is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Radeon 630 here:

Main Specs

  Quadro K620 Radeon 630
Power consumption (TDP) 41 Watt 50 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors None None
Memory type 128 Bit GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors 1x DVI, 1x DisplayPort 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon 630 has 21% more power consumption, than Quadro K620.
  • Quadro K620 is connected by PCIe 2.0 x16, and Radeon 630 uses PCIe 3.0 x8 interface.
  • Radeon 630 has 2 GB more memory, than Quadro K620.
  • Quadro K620 is used in Desktops, and Radeon 630 - in Laptops.
  • Quadro K620 is build with Maxwell architecture, and Radeon 630 - with GCN 1.0.
  • Quadro K620 is manufactured by 28 nm process technology, and Radeon 630 - by 14 nm process technology.
  • Memory clock speed of Radeon 630 is 4200 MHz higher, than Quadro K620.

Game benchmarks

high / 1080p 10−12 3−4
ultra / 1080p 6−7 1−2
QHD / 1440p 1−2 0−1
low / 720p 24−27 14−16
medium / 1080p 14−16 6−7
The average gaming FPS of Quadro K620 in Assassin's Creed Odyssey is 133% more, than Radeon 630.

Full Specs

  Quadro K620 Radeon 630
Architecture Maxwell GCN 1.0
Code name GM107 Lexa
Type Workstation Laptop
Release date 22 July 2014 12 August 2019
Pipelines 384 512
Core clock speed 1058 MHz
Boost Clock 1124 MHz 1219 MHz
Transistor count 1,870 million 2,200 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 26.98
Floating-point performance 863.2 gflops
Length 160 mm
Memory bus width 128 Bit 64 Bit
Memory clock speed 1800 MHz 6000 MHz
Shared memory -
DirectX 12 DirectX 12, Shader 5.0
Shader Model 5
OpenGL 4.5 4.6
OpenCL 1.2
Vulkan + +
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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