Mobility Radeon HD 5870 vs Radeon RX 550 mobile

If you are going to buy a new graphics card and are choosing between Mobility Radeon HD 5870 and Radeon RX 550 mobile, 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 stacks up against Radeon RX 550 mobile, check out specs charts below.

Mobility Radeon HD 5870 and Radeon RX 550 mobile are Laptop Graphics Cards

Note: Mobility Radeon HD 5870 and Radeon RX 550 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 Mobility Radeon HD 5870 or Radeon RX 550 mobile here:

Main Specs

  Mobility Radeon HD 5870 Radeon RX 550 mobile
Power consumption (TDP) 50 Watt 50 Watt
Interface MXM-B (3.0) PCIe 3.0 x8
Memory type DDR3, GDDR3, GDDR5 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors No outputs No outputs
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  • Both graphics cards have the same power consumption of 50 Watt.
  • Mobility Radeon HD 5870 is connected by MXM-B (3.0), and Radeon RX 550 mobile uses PCIe 3.0 x8 interface.
  • Radeon RX 550 mobile has 3 GB more memory, than Mobility Radeon HD 5870.
  • Both cards are used in Laptops.
  • Mobility Radeon HD 5870 is build with Terascale 2 architecture, and Radeon RX 550 mobile - with Polaris.
  • Core clock speed of Radeon RX 550 mobile is 587 MHz higher, than Mobility Radeon HD 5870.
  • Mobility Radeon HD 5870 is manufactured by 40 nm process technology, and Radeon RX 550 mobile - by 14 nm process technology.
  • Memory clock speed of Radeon RX 550 mobile is 5000 MHz higher, than Mobility Radeon HD 5870.

Game benchmarks

high / 1080p 10−11 18−20
ultra / 1080p 6−7 10−12
QHD / 1440p 0−1 5−6
4K / 2160p 4−5
low / 720p 21−24 35−40
medium / 1080p 12−14 24−27
The average gaming FPS of Radeon RX 550 mobile in Assassin's Creed Odyssey is 76% more, than Mobility Radeon HD 5870.

Full Specs

  Mobility Radeon HD 5870 Radeon RX 550 mobile
Architecture Terascale 2 Polaris
Code name Broadway-XT Polaris 12
Type Laptop Laptop
Release date 7 January 2010 21 March 2017
Pipelines 800 640
Core clock speed 700 MHz 1287 MHz
Boost Clock 1476 MHz
Transistor count 1,040 million 2,200 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 28.00 51.48
Floating-point performance 1,120.0 gflops 1,647 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 1000 MHz 6000 MHz
Memory bandwidth 64 GB/s 96 GB/s
Shared memory - -
DirectX 11.2 (11_0) 12 (12_0)
Shader Model 5.0 6.4
OpenGL 4.4 4.6
OpenCL 1.2 2.0
Vulkan N/A 1.2.131
FreeSync +
Laptop size large large
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