Radeon R7 M340 vs Radeon RX Vega 5

If you are going to buy a new graphics card and are choosing between Radeon R7 M340 and Radeon RX Vega 5, 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 R7 M340 stacks up against Radeon RX Vega 5, check out specs charts below.

Radeon R7 M340 and Radeon RX Vega 5 are Laptop Graphics Cards

Note: Radeon R7 M340 and Radeon RX Vega 5 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 Radeon R7 M340 or Radeon RX Vega 5 here:

Main Specs

  Radeon R7 M340 Radeon RX Vega 5
Interface PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3
Maximum RAM amount 4 GB
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Radeon R7 M340 is build with GCN architecture, and Radeon RX Vega 5 - with Vega.
  • Radeon R7 M340 is manufactured by 28 nm process technology, and Radeon RX Vega 5 - by 7 nm process technology.

Game benchmarks

high / 1080p 0−1 12−14
ultra / 1080p 8−9
QHD / 1440p 0−1 2−3
low / 720p 1−2 27−30
medium / 1080p 0−1 16−18
The average gaming FPS of Radeon RX Vega 5 in Assassin's Creed Odyssey is 2700% more, than Radeon R7 M340.

Full Specs

  Radeon R7 M340 Radeon RX Vega 5
Architecture GCN Vega
Code name Meso Pro DDR3 Vega
Type Laptop Laptop
Release date 16 June 2015 7 January 2020
Pipelines 320 320
Core clock speed 1021 MHz
Boost Clock 1021 MHz 1400 MHz
Transistor count 950 million
Manufacturing process technology 28 nm 7 nm
Texture fill rate 17.16
Floating-point performance 549.1 gflops
Memory bus width 128 Bit
Memory clock speed 1000 MHz
Memory bandwidth 16 GB/s
Shared memory - -
DirectX DirectX 12_1
Shader Model 5.1
OpenGL 4.4
OpenCL Not Listed
Vulkan +
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 74 Mh/s
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 6
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