Quadro K3100M vs Radeon HD 6740G2

If you are going to buy a new graphics card and are choosing between Quadro K3100M and Radeon HD 6740G2, 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 Quadro K3100M stacks up against Radeon HD 6740G2, check out specs charts below.

Quadro K3100M and Radeon HD 6740G2 are Laptop Graphics Cards

Note: Quadro K3100M and Radeon HD 6740G2 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 Quadro K3100M or Radeon HD 6740G2 here:

Main Specs

  Quadro K3100M Radeon HD 6740G2
Power consumption (TDP) 75 Watt
Interface MXM-B (3.0)
Memory type GDDR5
Maximum RAM amount 4 GB
Display Connectors No outputs
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  • Quadro K3100M is used in Mobile workstations, and Radeon HD 6740G2 - in Laptops.
  • Quadro K3100M is build with Kepler architecture, and Radeon HD 6740G2 - with Terascale 2.
  • Quadro K3100M is manufactured by 28 nm process technology, and Radeon HD 6740G2 - by 40 nm process technology.

Game benchmarks

high / 1080p 10−12 0−1
ultra / 1080p 7−8 0−1
QHD / 1440p 1−2 0−1
low / 720p 24−27 10−12
medium / 1080p 14−16 2−3
The average gaming FPS of Quadro K3100M in Assassin's Creed Odyssey is 233% more, than Radeon HD 6740G2.

Full Specs

  Quadro K3100M Radeon HD 6740G2
Architecture Kepler Terascale 2
Code name N15E-Q1-A2
Type Mobile workstation Laptop
Release date 23 July 2013 14 June 2011
Pipelines 768 880
Core clock speed 706 MHz
Transistor count 3,540 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 45.18
Floating-point performance 1,084 gflops
Memory bus width 256 Bit
Memory clock speed 3200 MHz
Memory bandwidth 102.4 GB/s
Shared memory - -
DirectX 12 DirectX 11, Shader 5.0
Shader Model 5
OpenGL 4.5
OpenCL 1.2
Vulkan 1.1.126
CUDA +
Bitcoin / BTC (SHA256) 44 Mh/s
Laptop size large medium sized
Optimus +
Display Port 1.2
3D Vision Pro +
Mosaic +
nView Display Management +
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