Mobility Radeon HD 5870 Crossfire vs Radeon R9 M280X

In this comparison between Mobility Radeon HD 5870 Crossfire and Radeon R9 M280X you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Mobility Radeon HD 5870 Crossfire will be the best choice, for others Radeon R9 M280X will be their preference. Study the comparison tables below and make your choice.

Mobility Radeon HD 5870 Crossfire and Radeon R9 M280X are Laptop Graphics Cards

Note: Mobility Radeon HD 5870 Crossfire and Radeon R9 M280X 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 Mobility Radeon HD 5870 Crossfire or Radeon R9 M280X here:

Main Specs

  Mobility Radeon HD 5870 Crossfire Radeon R9 M280X
Power consumption (TDP) 120 Watt
Interface PCIe 3.0 x16
Memory type DDR3, GDDR3, GDDR5 Not Listed
Maximum RAM amount 2x1 GB
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Mobility Radeon HD 5870 Crossfire is build with Terascale 2 architecture, and Radeon R9 M280X - with GCN.
  • Core clock speed of Radeon R9 M280X is 200 MHz higher, than Mobility Radeon HD 5870 Crossfire.
  • Mobility Radeon HD 5870 Crossfire is manufactured by 40 nm process technology, and Radeon R9 M280X - by 28 nm process technology.

Game benchmarks

high / 1080p 16−18 2−3
ultra / 1080p 9−10 1−2
QHD / 1440p 4−5 0−1
low / 720p 30−35 14−16
medium / 1080p 18−20 4−5
The average gaming FPS of Mobility Radeon HD 5870 Crossfire in Assassin's Creed Odyssey is 280% more, than Radeon R9 M280X.

Full Specs

  Mobility Radeon HD 5870 Crossfire Radeon R9 M280X
Architecture Terascale 2 GCN
Code name Broadway-XT Saturn XT
Type Laptop Laptop
Release date 7 January 2010 1 February 2015
Pipelines 1600 896
Core clock speed 700 MHz 900 MHz
Transistor count 2,080 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 61.60
Floating-point performance 1,792 gflops
Memory bus width 128 Bit
Memory clock speed 1000 MHz
Memory bandwidth 96 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0
Shader Model 6.3
OpenGL 4.4
OpenCL Not Listed
FreeSync +
Bus support Not Listed
Laptop size large large
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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