Radeon 520 vs Radeon Pro V340 MxGPU

If you are going to buy a new graphics card and are choosing between Radeon 520 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 Radeon 520 stacks up against Radeon Pro V340 MxGPU, check out specs charts below.
Radeon Pro V340 MxGPU

Radeon 520 is a Laptop Graphics Card

Note: Radeon 520 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 520 here:

Main Specs

  Radeon 520 Radeon Pro V340 MxGPU
Power consumption (TDP) 50 Watt 300 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors None 2x 8-pin
Memory type DDR3, GDDR5 HBM2
Maximum RAM amount 2 GB 16 GB
Display Connectors 1x DVI, 1x HDMI, 1x VGA No outputs
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  • Radeon Pro V340 MxGPU has 500% more power consumption, than Radeon 520.
  • Radeon 520 is connected by PCIe 3.0 x8, and Radeon Pro V340 MxGPU uses PCIe 3.0 x16 interface.
  • Radeon Pro V340 MxGPU has 14 GB more memory, than Radeon 520.
  • Radeon 520 is used in Laptops, and Radeon Pro V340 MxGPU - in Desktops.
  • Radeon 520 is build with GCN 1.0 architecture, and Radeon Pro V340 MxGPU - with GCN 5.0.
  • Core clock speed of Radeon 520 is 30 MHz higher, than Radeon Pro V340 MxGPU.
  • Radeon 520 is manufactured by 28 nm process technology, and Radeon Pro V340 MxGPU - by 14 nm process technology.
  • Memory clock speed of Radeon 520 is 250 MHz higher, than Radeon Pro V340 MxGPU.

Game benchmarks

high / 1080p 0−1 14−16
ultra / 1080p 8−9
QHD / 1440p 0−1 3−4
low / 720p 1−2 30−33
medium / 1080p 0−1 18−20
The average gaming FPS of Radeon Pro V340 MxGPU in Assassin's Creed Odyssey is 3000% more, than Radeon 520.

Full Specs

  Radeon 520 Radeon Pro V340 MxGPU
Architecture GCN 1.0 GCN 5.0
Code name Oland Vega 10
Type Laptop Workstation
Release date 21 March 2017 26 August 2018
Pipelines 320 3584
Core clock speed 1030 MHz 1000 MHz
Boost Clock 1500 MHz
Transistor count 1,040 million 12,500 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 20.60 336.0
Floating-point performance 659.2 gflops
Length 267 mm
Memory bus width 64 Bit 2048 Bit
Memory clock speed 2250 MHz 2000 MHz
Memory bandwidth 16 GB/s 512.0 GB/s
Shared memory -
DirectX 12.0 12 (12_1)
Shader Model 5.0 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan + 1.1.125
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