Radeon HD 7970M vs Radeon RX 460 mobile

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 7970M and Radeon RX 460 mobile. 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 7970M and Radeon RX 460 mobile. 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 7970M and Radeon RX 460 mobile are Laptop Graphics Cards

Note: Radeon HD 7970M and Radeon RX 460 mobile 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 7970M or Radeon RX 460 mobile here:

Main Specs

  Radeon HD 7970M Radeon RX 460 mobile
Power consumption (TDP) 100 Watt 55 Watt
Interface MXM-B (3.0) MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon HD 7970M has 81% more power consumption, than Radeon RX 460 mobile.
  • Both video cards are using MXM-B (3.0) interface connection to a motherboard.
  • Radeon RX 460 mobile has 2 GB more memory, than Radeon HD 7970M.
  • Both cards are used in Laptops.
  • Radeon HD 7970M is build with GCN architecture, and Radeon RX 460 mobile - with Polaris.
  • Radeon HD 7970M is manufactured by 28 nm process technology, and Radeon RX 460 mobile - by 14 nm process technology.
  • Memory clock speed of Radeon RX 460 mobile is 1200 MHz higher, than Radeon HD 7970M.

Game benchmarks

high / 1080p 18−20 16−18
ultra / 1080p 10−12 9−10
QHD / 1440p 5−6 3−4
4K / 2160p 4−5
low / 720p 35−40 30−35
medium / 1080p 21−24 21−24
The average gaming FPS of Radeon HD 7970M in Assassin's Creed Odyssey is 11% more, than Radeon RX 460 mobile.

Full Specs

  Radeon HD 7970M Radeon RX 460 mobile
Architecture GCN Polaris
Code name Wimbledon XT Polaris 11 / Baffin XT
Type Laptop Laptop
Release date 1 May 2012 8 August 2016
Pipelines 1280 896
Core clock speed 850 MHz
Boost Clock 1180 MHz
Transistor count 2,800 million 3,000 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 68.00 66.08
Floating-point performance 2,176 gflops 2,115 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 4800 MHz 6000 MHz
Memory bandwidth 153.6 GB/s 80 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) 254 Mh/s
Laptop size large large
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