GeForce GTX 660 Ti vs GeForce GTX 775M

When choosing between GeForce GTX 660 Ti and GeForce GTX 775M, 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 660 Ti and GeForce GTX 775M.

GeForce GTX 775M is a Laptop Graphics Card

Note: GeForce GTX 775M 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 775M here:

Main Specs

  GeForce GTX 660 Ti GeForce GTX 775M
Power consumption (TDP) 150 Watt 100 Watt
Interface PCIe 3.0 x16
Supplementary power connectors Two 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • GeForce GTX 660 Ti has 50% more power consumption, than GeForce GTX 775M.
  • GeForce GTX 775M has 2 GB more memory, than GeForce GTX 660 Ti.
  • GeForce GTX 660 Ti is used in Desktops, and GeForce GTX 775M - in Laptops.
  • GeForce GTX 660 Ti and GeForce GTX 775M are build with Kepler architecture.
  • Core clock speed of GeForce GTX 660 Ti is 196 MHz higher, than GeForce GTX 775M.
  • GeForce GTX 660 Ti and GeForce GTX 775M are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 775M is 3594 MHz higher, than GeForce GTX 660 Ti.

Game benchmarks

high / 1080p 21−24 21−24
ultra / 1080p 12−14 12−14
QHD / 1440p 8−9 7−8
4K / 2160p 5−6 5−6
low / 720p 40−45 40−45
medium / 1080p 27−30 27−30
The average gaming FPS of GeForce GTX 660 Ti in Assassin's Creed Odyssey is 5% more, than GeForce GTX 775M.

Full Specs

  GeForce GTX 660 Ti GeForce GTX 775M
Architecture Kepler Kepler
Code name GK104 N13E-GTX-A2
Type Desktop Laptop
Release date 16 August 2012 24 September 2013
Pipelines 1344 1344
Core clock speed 915 MHz 719 MHz
Boost Clock 980 MHz
Transistor count 3,540 million 3540 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 102.5 billion/sec
Floating-point performance 2,459.5 gflops
Length 9.5" (24.1 cm)
Memory bus width 192-bit GDDR5 256 Bit
Memory clock speed 6.0 GB/s 3600 MHz
Memory bandwidth 144.2 GB/s
Shared memory - -
DirectX 12 (11_0) DirectX 11, Shader 5.0
Shader Model 5.1
OpenGL 4.3
OpenCL 1.2
Vulkan 1.1.126
CUDA + +
CUDA cores 1344
Bus support PCI Express 3.0
Height 4.376" (11.1 cm)
SLI options + +
Multi monitor support 4 displays
HDMI +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
3D Blu-Ray +
3D Gaming +
3D Vision +
Bitcoin / BTC (SHA256) 99 Mh/s
Laptop size large
Optimus +
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