GeForce 825M vs GeForce GTX 660 Ti

When choosing between GeForce 825M and GeForce GTX 660 Ti, 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 825M and GeForce GTX 660 Ti.

GeForce 825M is a Laptop Graphics Card

Note: GeForce 825M 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 825M here:

Main Specs

  GeForce 825M GeForce GTX 660 Ti
Power consumption (TDP) 33 Watt 150 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors None Two 6-pin
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • GeForce GTX 660 Ti has 354% more power consumption, than GeForce 825M.
  • GeForce 825M is connected by PCIe 3.0 x8, and GeForce GTX 660 Ti uses PCIe 3.0 x16 interface.
  • GeForce 825M and GeForce GTX 660 Ti have maximum RAM of 2 GB.
  • GeForce 825M is used in Laptops, and GeForce GTX 660 Ti - in Desktops.
  • GeForce 825M and GeForce GTX 660 Ti are build with Kepler architecture.
  • Core clock speed of GeForce GTX 660 Ti is 65 MHz higher, than GeForce 825M.
  • GeForce 825M and GeForce GTX 660 Ti are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 825M is 1794 MHz higher, than GeForce GTX 660 Ti.

Game benchmarks

high / 1080p 0−1 21−24
ultra / 1080p 12−14
QHD / 1440p 0−1 8−9
4K / 2160p 5−6
low / 720p 2−3 40−45
medium / 1080p 0−1 27−30
The average gaming FPS of GeForce GTX 660 Ti in Assassin's Creed Odyssey is 2000% more, than GeForce 825M.

Full Specs

  GeForce 825M GeForce GTX 660 Ti
Architecture Kepler Kepler
Code name GK208 GK104
Type Laptop Desktop
Release date 27 January 2014 16 August 2012
Pipelines 384 1344
Core clock speed 850 MHz 915 MHz
Boost Clock 941 MHz 980 MHz
Transistor count 915 million 3,540 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 30.11 102.5 billion/sec
Floating-point performance 722.7 gflops 2,459.5 gflops
Length 9.5" (24.1 cm)
Memory bus width 64 Bit 192-bit GDDR5
Memory clock speed 1800 MHz 6.0 GB/s
Memory bandwidth 14.4 GB/s 144.2 GB/s
Shared memory - -
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.3
OpenCL 1.2 1.2
Vulkan 1.1.126 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 medium sized
Optimus +
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