Qualcomm Adreno 680 vs Radeon R6 M340DX

If you are going to buy a new graphics card and are choosing between Qualcomm Adreno 680 and Radeon R6 M340DX, 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 Qualcomm Adreno 680 stacks up against Radeon R6 M340DX, check out specs charts below.

Qualcomm Adreno 680 and Radeon R6 M340DX are Laptop Graphics Cards

Note: Qualcomm Adreno 680 and Radeon R6 M340DX are only used in laptop graphics. They have 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 Qualcomm Adreno 680 or Radeon R6 M340DX here:

Main Specs

  Qualcomm Adreno 680 Radeon R6 M340DX
Interface IGP
Memory type DDR3
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Qualcomm Adreno 680 is manufactured by 7 nm process technology, and Radeon R6 M340DX - by 28 nm process technology.

Game benchmarks

high / 1080p 0−1 2−3
ultra / 1080p 2−3
QHD / 1440p 0−1 0−1
low / 720p 1−2 10−11
medium / 1080p 0−1 3−4
The average gaming FPS of Radeon R6 M340DX in Assassin's Creed Odyssey is 900% more, than Qualcomm Adreno 680.

Full Specs

  Qualcomm Adreno 680 Radeon R6 M340DX
Architecture GCN
Code name Jet
Type Laptop Laptop
Release date 6 December 2018 3 June 2015
Pipelines 704
Boost Clock 1030 MHz
Transistor count 690 million
Manufacturing process technology 7 nm 28 nm
Texture fill rate 24.72
Shared memory + -
DirectX DirectX 12 12 (11_1)
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2.131
Laptop size medium sized
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