Radeon HD 6970M vs Radeon R6 M340DX

In this comparison between Radeon HD 6970M and Radeon R6 M340DX 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 6970M will be the best choice, for others Radeon R6 M340DX will be their preference. Study the comparison tables below and make your choice.

Radeon HD 6970M and Radeon R6 M340DX are Laptop Graphics Cards

Note: Radeon HD 6970M and Radeon R6 M340DX 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 6970M or Radeon R6 M340DX here:

Main Specs

  Radeon HD 6970M Radeon R6 M340DX
Power consumption (TDP) 75 Watt
Interface MXM-B (3.0) IGP
Supplementary power connectors None
Memory type GDDR5 DDR3
Maximum RAM amount 2 GB
Display Connectors No outputs No outputs
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  • Radeon HD 6970M is connected by MXM-B (3.0), and Radeon R6 M340DX uses IGP interface.
  • Both cards are used in Laptops.
  • Radeon HD 6970M is build with Terascale 2 architecture, and Radeon R6 M340DX - with GCN.
  • Radeon HD 6970M is manufactured by 40 nm process technology, and Radeon R6 M340DX - by 28 nm process technology.

Game benchmarks

high / 1080p 10−12 2−3
ultra / 1080p 6−7 2−3
QHD / 1440p 1−2 0−1
low / 720p 24−27 10−11
medium / 1080p 14−16 3−4
The average gaming FPS of Radeon HD 6970M in Assassin's Creed Odyssey is 250% more, than Radeon R6 M340DX.

Full Specs

  Radeon HD 6970M Radeon R6 M340DX
Architecture Terascale 2 GCN
Code name Blackcomb XT Jet
Type Laptop Laptop
Release date 6 January 2011 3 June 2015
Pipelines 960 704
Core clock speed 680 MHz
Boost Clock 1030 MHz
Transistor count 1,700 million 690 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 32.64 24.72
Floating-point performance 1,305.6 gflops
Memory bus width 256 Bit
Memory clock speed 900 MHz
Memory bandwidth 115.2 GB/s
Shared memory - -
DirectX 11.2 (11_0) 12 (11_1)
Shader Model 5.0 5.1
OpenGL 4.4 4.6
OpenCL 1.2 1.2
Vulkan N/A 1.2.131
Bitcoin / BTC (SHA256) 118 Mh/s
Laptop size large medium sized
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