Mobility Radeon HD 5870 vs Radeon 520

When comparing Mobility Radeon HD 5870 and Radeon 520, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Mobility Radeon HD 5870 and Radeon 520 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Mobility Radeon HD 5870 and Radeon 520 are Laptop Graphics Cards

Note: Mobility Radeon HD 5870 and Radeon 520 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 520 here:

Main Specs

  Mobility Radeon HD 5870 Radeon 520
Power consumption (TDP) 50 Watt 50 Watt
Interface MXM-B (3.0) PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3, GDDR3, GDDR5 DDR3, GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x VGA
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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 520 uses PCIe 3.0 x8 interface.
  • Radeon 520 has 1 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 520 - with GCN 1.0.
  • Core clock speed of Radeon 520 is 330 MHz higher, than Mobility Radeon HD 5870.
  • Mobility Radeon HD 5870 is manufactured by 40 nm process technology, and Radeon 520 - by 28 nm process technology.
  • Memory clock speed of Radeon 520 is 1250 MHz higher, than Mobility Radeon HD 5870.

Game benchmarks

high / 1080p 10−11 0−1
ultra / 1080p 6−7
QHD / 1440p 0−1 0−1
low / 720p 21−24 1−2
medium / 1080p 12−14 0−1
The average gaming FPS of Mobility Radeon HD 5870 in Assassin's Creed Odyssey is 2100% more, than Radeon 520.

Full Specs

  Mobility Radeon HD 5870 Radeon 520
Architecture Terascale 2 GCN 1.0
Code name Broadway-XT Oland
Type Laptop Laptop
Release date 7 January 2010 21 March 2017
Pipelines 800 320
Core clock speed 700 MHz 1030 MHz
Transistor count 1,040 million 1,040 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 28.00 20.60
Floating-point performance 1,120.0 gflops 659.2 gflops
Memory bus width 128 Bit 64 Bit
Memory clock speed 1000 MHz 2250 MHz
Memory bandwidth 64 GB/s 16 GB/s
Shared memory - -
DirectX 11.2 (11_0) 12.0
Shader Model 5.0 5.0
OpenGL 4.4 4.6
OpenCL 1.2 1.2
Vulkan N/A +
Laptop size large
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