Mobility Radeon HD 5870 Crossfire vs Radeon R9 M395X

If you are going to buy a new graphics card and are choosing between Mobility Radeon HD 5870 Crossfire and Radeon R9 M395X, 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 Mobility Radeon HD 5870 Crossfire stacks up against Radeon R9 M395X, check out specs charts below.

Mobility Radeon HD 5870 Crossfire and Radeon R9 M395X are Laptop Graphics Cards

Note: Mobility Radeon HD 5870 Crossfire and Radeon R9 M395X 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 M395X here:

Main Specs

  Mobility Radeon HD 5870 Crossfire Radeon R9 M395X
Power consumption (TDP) 120 Watt 250 Watt
Interface PCIe 3.0 x16
Supplementary power connectors None
Memory type DDR3, GDDR3, GDDR5 GDDR5
Maximum RAM amount 2x1 GB 4 GB
Display Connectors No outputs
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  • Radeon R9 M395X has 108% more power consumption, than Mobility Radeon HD 5870 Crossfire.
  • Radeon R9 M395X has 2 GB more memory, than Mobility Radeon HD 5870 Crossfire.
  • Both cards are used in Laptops.
  • Mobility Radeon HD 5870 Crossfire is build with Terascale 2 architecture, and Radeon R9 M395X - with GCN 3.
  • Core clock speed of Radeon R9 M395X is 23 MHz higher, than Mobility Radeon HD 5870 Crossfire.
  • Mobility Radeon HD 5870 Crossfire is manufactured by 40 nm process technology, and Radeon R9 M395X - by 28 nm process technology.
  • Memory clock speed of Radeon R9 M395X is 250 MHz higher, than Mobility Radeon HD 5870 Crossfire.

Game benchmarks

high / 1080p 16−18 24−27
ultra / 1080p 9−10 14−16
QHD / 1440p 4−5 9−10
4K / 2160p 6−7
low / 720p 30−35 45−50
medium / 1080p 18−20 30−35
The average gaming FPS of Radeon R9 M395X in Assassin's Creed Odyssey is 62% more, than Mobility Radeon HD 5870 Crossfire.

Full Specs

  Mobility Radeon HD 5870 Crossfire Radeon R9 M395X
Architecture Terascale 2 GCN 3
Code name Broadway-XT Amethyst XT
Type Laptop Laptop
Release date 7 January 2010 16 October 2014
Pipelines 1600 2048
Core clock speed 700 MHz 723 MHz
Transistor count 5,000 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 92.54
Floating-point performance 2,961 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 1000 MHz 1250 MHz
Memory bandwidth 160.0 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0
Shader Model 6.3
OpenGL 4.4
OpenCL Not Listed
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 413 Mh/s
Laptop size large large
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
TrueAudio +
ZeroCore +
Switchable graphics +
Mantle +
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