Radeon HD 8970M vs Radeon R9 M485X

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 8970M and Radeon R9 M485X. 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 8970M and Radeon R9 M485X. 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 8970M and Radeon R9 M485X are Laptop Graphics Cards

Note: Radeon HD 8970M and Radeon R9 M485X 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 8970M or Radeon R9 M485X here:

Main Specs

  Radeon HD 8970M Radeon R9 M485X
Power consumption (TDP) 100 Watt 250 Watt
Interface PCIe 3.0 x16 MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 8 GB MB
Display Connectors No outputs No outputs
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  • Radeon R9 M485X has 150% more power consumption, than Radeon HD 8970M.
  • Radeon HD 8970M is connected by PCIe 3.0 x16, and Radeon R9 M485X uses MXM-B (3.0) interface.
  • Radeon R9 M485X has 4 GB more memory, than Radeon HD 8970M.
  • Both cards are used in Laptops.
  • Radeon HD 8970M is build with GCN architecture, and Radeon R9 M485X - with GCN 3.
  • Core clock speed of Radeon HD 8970M is 127 MHz higher, than Radeon R9 M485X.
  • Radeon HD 8970M and Radeon R9 M485X are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon R9 M485X is 200 MHz higher, than Radeon HD 8970M.

Game benchmarks

high / 1080p 20−22 24−27
ultra / 1080p 12−14 14−16
QHD / 1440p 6−7 10−11
4K / 2160p 5−6 6−7
low / 720p 35−40 45−50
medium / 1080p 24−27 30−35
The average gaming FPS of Radeon R9 M485X in Assassin's Creed Odyssey is 22% more, than Radeon HD 8970M.

Full Specs

  Radeon HD 8970M Radeon R9 M485X
Architecture GCN GCN 3
Code name Neptune Amethyst
Type Laptop Laptop
Release date 15 May 2013 14 May 2016
Pipelines 1280 2048
Core clock speed 850 MHz 723 MHz
Boost Clock 900 MHz
Transistor count 2,800 million 5,000 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 72.00 92.54
Floating-point performance 2,304 gflops 2,961 gflops
Memory bus width 256 Bit 256 Bit
Memory clock speed 4800 MHz 5000 MHz
Memory bandwidth 153.6 GB/s 160.0 GB/s
Shared memory - -
DirectX 12 (11_1) 12 (12_0)
Shader Model 5.1 6.3
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131 1.2.131
Bitcoin / BTC (SHA256) 273 Mh/s
Laptop size large large
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