Radeon HD 6740G2 vs Radeon R9 M395X

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6740G2 and Radeon R9 M395X. 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 6740G2 and Radeon R9 M395X. 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 6740G2 and Radeon R9 M395X are Laptop Graphics Cards

Note: Radeon HD 6740G2 and Radeon R9 M395X 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 6740G2 or Radeon R9 M395X here:

Main Specs

  Radeon HD 6740G2 Radeon R9 M395X
Power consumption (TDP) 250 Watt
Interface PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5
Maximum RAM amount 4 GB
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Radeon HD 6740G2 is build with Terascale 2 architecture, and Radeon R9 M395X - with GCN 3.
  • Radeon HD 6740G2 is manufactured by 40 nm process technology, and Radeon R9 M395X - by 28 nm process technology.

Game benchmarks

high / 1080p 0−1 24−27
ultra / 1080p 0−1 14−16
QHD / 1440p 0−1 9−10
4K / 2160p 6−7
low / 720p 10−12 45−50
medium / 1080p 2−3 30−35
The average gaming FPS of Radeon R9 M395X in Assassin's Creed Odyssey is 566% more, than Radeon HD 6740G2.

Full Specs

  Radeon HD 6740G2 Radeon R9 M395X
Architecture Terascale 2 GCN 3
Code name Amethyst XT
Type Laptop Laptop
Release date 14 June 2011 16 October 2014
Pipelines 880 2048
Core clock speed 723 MHz
Transistor count 5,000 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 92.54
Floating-point performance 2,961 gflops
Memory bus width 256 Bit
Memory clock speed 1250 MHz
Memory bandwidth 160.0 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0
Shader Model 6.3
OpenGL 4.4
OpenCL Not Listed
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 413 Mh/s
Laptop size medium sized large
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
TrueAudio +
ZeroCore +
Switchable graphics +
Mantle +
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