Radeon HD 6740G2 vs Radeon R9 M375X

If you are going to buy a new graphics card and are choosing between Radeon HD 6740G2 and Radeon R9 M375X, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 6740G2 stacks up against Radeon R9 M375X, check out specs charts below.

Radeon HD 6740G2 is a Laptop Graphics Card

Note: Radeon HD 6740G2 is only used in laptop graphics. It has 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 here:

Main Specs

  Radeon HD 6740G2 Radeon R9 M375X
Interface PCIe 3.0 x16
Memory type GDDR5
Maximum RAM amount 4 GB
Display Connectors No outputs
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  • Radeon HD 6740G2 is used in Laptops, and Radeon R9 M375X - in Desktops.
  • Radeon HD 6740G2 is build with Terascale 2 architecture, and Radeon R9 M375X - with GCN 1.0.
  • Radeon HD 6740G2 is manufactured by 40 nm process technology, and Radeon R9 M375X - by 28 nm process technology.

Game benchmarks

high / 1080p 0−1 9−10
ultra / 1080p 0−1 5−6
QHD / 1440p 0−1 0−1
low / 720p 10−12 21−24
medium / 1080p 2−3 12−14
The average gaming FPS of Radeon R9 M375X in Assassin's Creed Odyssey is 183% more, than Radeon HD 6740G2.

Full Specs

  Radeon HD 6740G2 Radeon R9 M375X
Architecture Terascale 2 GCN 1.0
Code name Tropo
Type Laptop Desktop
Release date 14 June 2011 5 May 2015
Pipelines 880 640
Core clock speed 925 MHz
Boost Clock 1015 MHz
Transistor count 1,500 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 40.60
Floating-point performance 1,299 gflops
Memory bus width 128 Bit
Memory clock speed 1125 MHz
Memory bandwidth 72 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.0
Shader Model 5.1
OpenGL 4.4
OpenCL Not Listed
FreeSync +
Bus support PCIe 3.0
Laptop size medium sized
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 10
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