Mobility Radeon HD 5870 vs Radeon Pro 450

If you are going to buy a new graphics card and are choosing between Mobility Radeon HD 5870 and Radeon Pro 450, 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 Pro 450, check out specs charts below.

Mobility Radeon HD 5870 and Radeon Pro 450 are Laptop Graphics Cards

Note: Mobility Radeon HD 5870 and Radeon Pro 450 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 Pro 450 here:

Main Specs

  Mobility Radeon HD 5870 Radeon Pro 450
Power consumption (TDP) 50 Watt 35 Watt
Interface MXM-B (3.0) PCIe 3.0 x8
Memory type DDR3, GDDR3, GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors No outputs No outputs
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  • Mobility Radeon HD 5870 has 42% more power consumption, than Radeon Pro 450.
  • Mobility Radeon HD 5870 is connected by MXM-B (3.0), and Radeon Pro 450 uses PCIe 3.0 x8 interface.
  • Radeon Pro 450 has 1 GB more memory, than Mobility Radeon HD 5870.
  • Mobility Radeon HD 5870 is used in Laptops, and Radeon Pro 450 - in Mobile workstations.
  • Mobility Radeon HD 5870 is build with Terascale 2 architecture, and Radeon Pro 450 - with Polaris.
  • Core clock speed of Radeon Pro 450 is 100 MHz higher, than Mobility Radeon HD 5870.
  • Mobility Radeon HD 5870 is manufactured by 40 nm process technology, and Radeon Pro 450 - by 14 nm process technology.
  • Memory clock speed of Radeon Pro 450 is 4080 MHz higher, than Mobility Radeon HD 5870.

Game benchmarks

high / 1080p 10−11 14−16
ultra / 1080p 6−7 8−9
QHD / 1440p 0−1 3−4
low / 720p 21−24 27−30
medium / 1080p 12−14 16−18
The average gaming FPS of Radeon Pro 450 in Assassin's Creed Odyssey is 30% more, than Mobility Radeon HD 5870.

Full Specs

  Mobility Radeon HD 5870 Radeon Pro 450
Architecture Terascale 2 Polaris
Code name Broadway-XT Polaris 11
Type Laptop Mobile workstation
Release date 7 January 2010 27 October 2016
Pipelines 800 640
Core clock speed 700 MHz 800 MHz
Transistor count 1,040 million 3,000 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 28.00 32.00
Floating-point performance 1,120.0 gflops 1,024 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 1000 MHz 5080 MHz
Memory bandwidth 64 GB/s 81.28 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 +
Bitcoin / BTC (SHA256) 127 Mh/s
Laptop size large large
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