Radeon HD 7850M vs Radeon Pro 455

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 7850M and Radeon Pro 455. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon HD 7850M and Radeon Pro 455. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Radeon HD 7850M and Radeon Pro 455 are Laptop Graphics Cards

Note: Radeon HD 7850M and Radeon Pro 455 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 7850M or Radeon Pro 455 here:

Main Specs

  Radeon HD 7850M Radeon Pro 455
Power consumption (TDP) 40 Watt 35 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs No outputs
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  • Radeon HD 7850M has 14% more power consumption, than Radeon Pro 455.
  • Radeon HD 7850M is connected by PCIe 3.0 x16, and Radeon Pro 455 uses PCIe 3.0 x8 interface.
  • Radeon HD 7850M and Radeon Pro 455 have maximum RAM of 2 GB.
  • Radeon HD 7850M is used in Laptops, and Radeon Pro 455 - in Mobile workstations.
  • Radeon HD 7850M is build with GCN architecture, and Radeon Pro 455 - with Polaris.
  • Core clock speed of Radeon Pro 455 is 180 MHz higher, than Radeon HD 7850M.
  • Radeon HD 7850M is manufactured by 28 nm process technology, and Radeon Pro 455 - by 14 nm process technology.
  • Memory clock speed of Radeon Pro 455 is 1000 MHz higher, than Radeon HD 7850M.

Game benchmarks

high / 1080p 6−7 16−18
ultra / 1080p 3−4 9−10
QHD / 1440p 0−1 4−5
4K / 2160p 4−5
low / 720p 14−16 30−35
medium / 1080p 7−8 20−22
The average gaming FPS of Radeon Pro 455 in Assassin's Creed Odyssey is 150% more, than Radeon HD 7850M.

Full Specs

  Radeon HD 7850M Radeon Pro 455
Architecture GCN Polaris
Code name Heathrow Pro Polaris 11
Type Laptop Mobile workstation
Release date 24 April 2012 27 October 2016
Pipelines 640 768
Core clock speed 675 MHz 855 MHz
Transistor count 1,500 million 3,000 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 27.00 41.04
Floating-point performance 864.0 gflops 1,313 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 4000 MHz 5000 MHz
Memory bandwidth 64 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) 163 Mh/s
Laptop size large large
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