GeForce GTX 660M vs Tesla M6

When choosing between GeForce GTX 660M and Tesla M6, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GTX 660M and Tesla M6.

GeForce GTX 660M is a Laptop Graphics Card

Note: GeForce GTX 660M 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 GeForce GTX 660M here:

Main Specs

  GeForce GTX 660M Tesla M6
Power consumption (TDP) 50 Watt 100 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 8 GB
Display Connectors No outputs No outputs
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  • Tesla M6 has 100% more power consumption, than GeForce GTX 660M.
  • GeForce GTX 660M is connected by MXM-B (3.0), and Tesla M6 uses PCIe 3.0 x16 interface.
  • Tesla M6 has 6 GB more memory, than GeForce GTX 660M.
  • GeForce GTX 660M is used in Laptops, and Tesla M6 - in Desktops.
  • GeForce GTX 660M is build with Kepler architecture, and Tesla M6 - with Maxwell 2.0.
  • Core clock speed of Tesla M6 is 95 MHz higher, than GeForce GTX 660M.
  • GeForce GTX 660M and Tesla M6 are manufactured by 28 nm process technology.
  • Memory clock speed of Tesla M6 is 3012 MHz higher, than GeForce GTX 660M.

Game benchmarks

high / 1080p 6−7 35−40
ultra / 1080p 4−5 24−27
QHD / 1440p 0−1 20−22
4K / 2160p 10−12
low / 720p 16−18 65−70
medium / 1080p 8−9 45−50
The average gaming FPS of Tesla M6 in Assassin's Creed Odyssey is 388% more, than GeForce GTX 660M.

Full Specs

  GeForce GTX 660M Tesla M6
Architecture Kepler Maxwell 2.0
Code name N13E-GE GM204
Type Laptop Workstation
Release date 22 March 2012 30 August 2015
Pipelines 384 1536
Core clock speed 835 MHz 930 MHz
Boost Clock 950 MHz 1180 MHz
Transistor count 1,270 million 5,200 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 30.4 billion/sec 113.3
Floating-point performance 729.6 gflops 3,625 gflops
Memory bus width 128bit 256 Bit
Memory clock speed 2000 MHz 5012 MHz
Memory bandwidth 64.0 GB/s 160.4 GB/s
Shared memory -
DirectX 12 API 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.5 4.6
OpenCL 1.1 1.2
Vulkan 1.1.126 1.1.126
CUDA + 5.2
CUDA cores 384
Bus support PCI Express 2.0, PCI Express 3.0
SLI options +
HDMI +
HDCP +
Maximum VGA resolution Up to 2048x1536
Bitcoin / BTC (SHA256) 36 Mh/s
Laptop size large
Optimus +
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