Radeon HD 8870M vs Radeon Pro 450

In this comparison between Radeon HD 8870M and Radeon Pro 450 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 Radeon HD 8870M will be the best choice, for others Radeon Pro 450 will be their preference. Study the comparison tables below and make your choice.

Radeon HD 8870M and Radeon Pro 450 are Laptop Graphics Cards

Note: Radeon HD 8870M 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 Radeon HD 8870M or Radeon Pro 450 here:

Main Specs

  Radeon HD 8870M Radeon Pro 450
Power consumption (TDP) 35 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Memory type GDDR5, DDR3 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs No outputs
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  • Radeon HD 8870M is connected by PCIe 3.0 x16, and Radeon Pro 450 uses PCIe 3.0 x8 interface.
  • Radeon HD 8870M and Radeon Pro 450 have maximum RAM of 2 GB.
  • Radeon HD 8870M is used in Laptops, and Radeon Pro 450 - in Mobile workstations.
  • Radeon HD 8870M is build with GCN architecture, and Radeon Pro 450 - with Polaris.
  • Core clock speed of Radeon Pro 450 is 75 MHz higher, than Radeon HD 8870M.
  • Radeon HD 8870M is manufactured by 28 nm process technology, and Radeon Pro 450 - by 14 nm process technology.
  • Memory clock speed of Radeon Pro 450 is 580 MHz higher, than Radeon HD 8870M.

Game benchmarks

high / 1080p 7−8 14−16
ultra / 1080p 4−5 8−9
QHD / 1440p 0−1 3−4
low / 720p 18−20 27−30
medium / 1080p 9−10 16−18
The average gaming FPS of Radeon Pro 450 in Assassin's Creed Odyssey is 70% more, than Radeon HD 8870M.

Full Specs

  Radeon HD 8870M Radeon Pro 450
Architecture GCN Polaris
Code name Venus Polaris 11
Type Laptop Mobile workstation
Release date 18 December 2012 27 October 2016
Pipelines 640 640
Core clock speed 725 MHz 800 MHz
Boost Clock 775 MHz
Transistor count 1,500 million 3,000 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 31.00 32.00
Floating-point performance 992.0 gflops 1,024 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 4500 MHz 5080 MHz
Memory bandwidth 72 GB/s 81.28 GB/s
Shared memory - -
DirectX 12 (11_1) 12 (12_0)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131 1.2.131
FreeSync +
Bitcoin / BTC (SHA256) 107 Mh/s 127 Mh/s
Laptop size large large
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