Radeon R9 M280X vs Radeon RX Vega 3

If you are going to buy a new graphics card and are choosing between Radeon R9 M280X and Radeon RX Vega 3, 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 R9 M280X stacks up against Radeon RX Vega 3, check out specs charts below.

Radeon R9 M280X and Radeon RX Vega 3 are Laptop Graphics Cards

Note: Radeon R9 M280X and Radeon RX Vega 3 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 R9 M280X or Radeon RX Vega 3 here:

Main Specs

  Radeon R9 M280X Radeon RX Vega 3
Interface PCIe 3.0 x16
Memory type Not Listed
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Radeon R9 M280X is build with GCN architecture, and Radeon RX Vega 3 - with Vega.
  • Radeon R9 M280X is manufactured by 28 nm process technology, and Radeon RX Vega 3 - by 14 nm process technology.

Game benchmarks

high / 1080p 2−3 2−3
ultra / 1080p 1−2 1−2
QHD / 1440p 0−1 0−1
low / 720p 14−16 14−16
medium / 1080p 4−5 4−5
Radeon R9 M280X and Radeon RX Vega 3 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Radeon R9 M280X Radeon RX Vega 3
Architecture GCN Vega
Code name Saturn XT Vega Raven Ridge
Type Laptop Laptop
Release date 1 February 2015 7 January 2018
Pipelines 896 192
Core clock speed 900 MHz
Boost Clock 1000 MHz
Transistor count 2,080 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 61.60
Floating-point performance 1,792 gflops
Memory bandwidth 96 GB/s
Shared memory - -
DirectX DirectX 12_1
Shader Model 6.3
OpenGL 4.4
OpenCL Not Listed
FreeSync +
Bus support Not Listed
Laptop size large
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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