Radeon R9 M280X vs Radeon RX 480 mobile

Find out if it is worth upgrading your current GPU setup by comparing Radeon R9 M280X and Radeon RX 480 mobile. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon R9 M280X and Radeon RX 480 mobile. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Radeon R9 M280X and Radeon RX 480 mobile are Laptop Graphics Cards

Note: Radeon R9 M280X and Radeon RX 480 mobile 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 480 mobile here:

Main Specs

  Radeon R9 M280X Radeon RX 480 mobile
Power consumption (TDP) 100 Watt
Interface PCIe 3.0 x16 MXM-B (3.0)
Memory type Not Listed GDDR5
Maximum RAM amount 8 GB
Display Connectors No outputs No outputs
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  • Radeon R9 M280X is connected by PCIe 3.0 x16, and Radeon RX 480 mobile uses MXM-B (3.0) interface.
  • Both cards are used in Laptops.
  • Radeon R9 M280X is build with GCN architecture, and Radeon RX 480 mobile - with Polaris.
  • Radeon R9 M280X is manufactured by 28 nm process technology, and Radeon RX 480 mobile - by 14 nm process technology.

Game benchmarks

high / 1080p 2−3 12−14
ultra / 1080p 1−2 7−8
QHD / 1440p 0−1 0−1
low / 720p 14−16 27−30
medium / 1080p 4−5 14−16
The average gaming FPS of Radeon RX 480 mobile in Assassin's Creed Odyssey is 220% more, than Radeon R9 M280X.

Full Specs

  Radeon R9 M280X Radeon RX 480 mobile
Architecture GCN Polaris
Code name Saturn XT Polaris
Type Laptop Laptop
Release date 1 February 2015 1 August 2016
Pipelines 896 2304
Core clock speed 900 MHz
Boost Clock 1077 MHz
Transistor count 2,080 million 5,700 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 61.60 155.1
Floating-point performance 1,792 gflops 4,963 gflops
Memory bus width 256 Bit
Memory clock speed 8000 MHz
Memory bandwidth 96 GB/s 256.0 GB/s
Shared memory - -
DirectX 12 (12_0)
Shader Model 6.3 6.4
OpenGL 4.4 4.6
OpenCL Not Listed 2.0
Vulkan 1.2.131
FreeSync +
Bus support Not Listed
Laptop size large large
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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