Quadro K620M vs Radeon R7 250

When choosing between Quadro K620M and Radeon R7 250, 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 K620M and Radeon R7 250.

Quadro K620M is a Laptop Graphics Card

Note: Quadro K620M 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 Quadro K620M here:

Main Specs

  Quadro K620M Radeon R7 250
Power consumption (TDP) 30 Watt 75 Watt
Interface MXM-A (3.0) PCIe 3.0 x8
Supplementary power connectors None N/A
Memory type DDR3 DDR3, GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x VGA
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  • Radeon R7 250 has 150% more power consumption, than Quadro K620M.
  • Quadro K620M is connected by MXM-A (3.0), and Radeon R7 250 uses PCIe 3.0 x8 interface.
  • Quadro K620M and Radeon R7 250 have maximum RAM of 2 GB.
  • Quadro K620M is used in Mobile workstations, and Radeon R7 250 - in Desktops.
  • Quadro K620M is build with Maxwell architecture, and Radeon R7 250 - with GCN.
  • Quadro K620M and Radeon R7 250 are manufactured by 28 nm process technology.
  • Memory clock speed of Quadro K620M is 850 MHz higher, than Radeon R7 250.

Game benchmarks

high / 1080p 3−4 3−4
ultra / 1080p 1−2 1−2
QHD / 1440p 0−1 0−1
low / 720p 14−16 14−16
medium / 1080p 5−6 5−6
Quadro K620M and Radeon R7 250 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Quadro K620M Radeon R7 250
Architecture Maxwell GCN
Code name GM108 Oland XT
Type Mobile workstation Desktop
Release date 1 March 2015 1 October 2013
Pipelines 384 384
Core clock speed 1029 MHz
Boost Clock 1124 MHz 1050 MHz
Transistor count 950 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 17.98 25.20
Floating-point performance 863.2 gflops 716.8 gflops
Length 168 mm
Memory bus width 64 Bit 128 Bit
Memory clock speed 2000 MHz 1150 MHz
Memory bandwidth 14.4 GB/s 72 GB/s
Shared memory - -
DirectX 12
Shader Model 5 5.1
OpenGL 4.5 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126
CUDA +
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 92 Mh/s 117 Mh/s
Optimus +
Design reference
CrossFire +
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 3 Mh/s
Display Port 1.2
nView Display Management +
AppAcceleration +
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