GeForce GTX 660M vs Tesla C2075

When choosing between GeForce GTX 660M and Tesla C2075, 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 C2075.

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 C2075
Power consumption (TDP) 50 Watt 247 Watt
Interface MXM-B (3.0) PCIe 2.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 6 GB
Display Connectors No outputs 1x DVI
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  • Tesla C2075 has 394% more power consumption, than GeForce GTX 660M.
  • GeForce GTX 660M is connected by MXM-B (3.0), and Tesla C2075 uses PCIe 2.0 x16 interface.
  • Tesla C2075 has 4 GB more memory, than GeForce GTX 660M.
  • GeForce GTX 660M is used in Laptops, and Tesla C2075 - in Desktops.
  • GeForce GTX 660M is build with Kepler architecture, and Tesla C2075 - with Fermi 2.0.
  • Core clock speed of GeForce GTX 660M is 261 MHz higher, than Tesla C2075.
  • GeForce GTX 660M is manufactured by 28 nm process technology, and Tesla C2075 - by 40 nm process technology.
  • Memory clock speed of Tesla C2075 is 1132 MHz higher, than GeForce GTX 660M.

Game benchmarks

high / 1080p 6−7 16−18
ultra / 1080p 4−5 10−11
QHD / 1440p 0−1 4−5
low / 720p 16−18 35−40
medium / 1080p 8−9 21−24
The average gaming FPS of Tesla C2075 in Assassin's Creed Odyssey is 133% more, than GeForce GTX 660M.

Full Specs

  GeForce GTX 660M Tesla C2075
Architecture Kepler Fermi 2.0
Code name N13E-GE GF110
Type Laptop Workstation
Release date 22 March 2012 25 July 2011
Pipelines 384 448
Core clock speed 835 MHz 574 MHz
Boost Clock 950 MHz
Transistor count 1,270 million 3,000 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 30.4 billion/sec 32.14
Floating-point performance 729.6 gflops 1,030.4 gflops
Length 248 mm
Memory bus width 128bit 384 Bit
Memory clock speed 2000 MHz 3132 MHz
Memory bandwidth 64.0 GB/s 150.3 GB/s
Shared memory -
DirectX 12 API 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.5 4.6
OpenCL 1.1 1.1
Vulkan 1.1.126 N/A
CUDA + 2.0
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 94 Mh/s
Laptop size large
Optimus +
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