Quadro K620M vs Radeon Pro V340 MxGPU

If you are going to buy a new graphics card and are choosing between Quadro K620M and Radeon Pro V340 MxGPU, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Quadro K620M stacks up against Radeon Pro V340 MxGPU, check out specs charts below.
Radeon Pro V340 MxGPU

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 Pro V340 MxGPU
Power consumption (TDP) 30 Watt 300 Watt
Interface MXM-A (3.0) PCIe 3.0 x16
Supplementary power connectors None 2x 8-pin
Memory type DDR3 HBM2
Maximum RAM amount 2 GB 16 GB
Display Connectors No outputs No outputs
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  • Radeon Pro V340 MxGPU has 900% more power consumption, than Quadro K620M.
  • Quadro K620M is connected by MXM-A (3.0), and Radeon Pro V340 MxGPU uses PCIe 3.0 x16 interface.
  • Radeon Pro V340 MxGPU has 14 GB more memory, than Quadro K620M.
  • Quadro K620M is used in Mobile workstations, and Radeon Pro V340 MxGPU - in Desktops.
  • Quadro K620M is build with Maxwell architecture, and Radeon Pro V340 MxGPU - with GCN 5.0.
  • Core clock speed of Quadro K620M is 29 MHz higher, than Radeon Pro V340 MxGPU.
  • Quadro K620M is manufactured by 28 nm process technology, and Radeon Pro V340 MxGPU - by 14 nm process technology.
  • Memory clock speed of Quadro K620M and Radeon Pro V340 MxGPU is 2000 MHz.

Game benchmarks

high / 1080p 3−4 14−16
ultra / 1080p 1−2 8−9
QHD / 1440p 0−1 3−4
low / 720p 14−16 30−33
medium / 1080p 5−6 18−20
The average gaming FPS of Radeon Pro V340 MxGPU in Assassin's Creed Odyssey is 200% more, than Quadro K620M.

Full Specs

  Quadro K620M Radeon Pro V340 MxGPU
Architecture Maxwell GCN 5.0
Code name GM108 Vega 10
Type Mobile workstation Workstation
Release date 1 March 2015 26 August 2018
Pipelines 384 3584
Core clock speed 1029 MHz 1000 MHz
Boost Clock 1124 MHz 1500 MHz
Transistor count 12,500 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 17.98 336.0
Floating-point performance 863.2 gflops
Length 267 mm
Memory bus width 64 Bit 2048 Bit
Memory clock speed 2000 MHz 2000 MHz
Memory bandwidth 14.4 GB/s 512.0 GB/s
Shared memory -
DirectX 12 12 (12_1)
Shader Model 5 6.4
OpenGL 4.5 4.6
OpenCL 1.2 2.0
Vulkan 1.1.126 1.1.125
CUDA +
Bitcoin / BTC (SHA256) 92 Mh/s
Optimus +
Display Port 1.2
nView Display Management +
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