GeForce GTX 480M vs GeForce GTX 660

In this comparison between GeForce GTX 480M and GeForce GTX 660 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce GTX 480M will be the best choice, for others GeForce GTX 660 will be their preference. Study the comparison tables below and make your choice.

GeForce GTX 480M is a Laptop Graphics Card

Note: GeForce GTX 480M 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 480M here:

Main Specs

  GeForce GTX 480M GeForce GTX 660
Power consumption (TDP) 100 Watt 140 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Supplementary power connectors None One 6-pin
Memory type GDDR5 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 has 40% more power consumption, than GeForce GTX 480M.
  • GeForce GTX 480M is connected by MXM-B (3.0), and GeForce GTX 660 uses PCIe 3.0 x16 interface.
  • GeForce GTX 480M and GeForce GTX 660 have maximum RAM of 2 GB.
  • GeForce GTX 480M is used in Laptops, and GeForce GTX 660 - in Desktops.
  • GeForce GTX 480M is build with Fermi architecture, and GeForce GTX 660 - with Kepler.
  • Core clock speed of GeForce GTX 660 is 130 MHz higher, than GeForce GTX 480M.
  • GeForce GTX 480M is manufactured by 40 nm process technology, and GeForce GTX 660 - by 28 nm process technology.
  • Memory clock speed of GeForce GTX 480M is 1194 MHz higher, than GeForce GTX 660.

Game benchmarks

high / 1080p 10−11 20−22
ultra / 1080p 6−7 12−14
QHD / 1440p 0−1 6−7
4K / 2160p 5−6
low / 720p 21−24 40−45
medium / 1080p 12−14 24−27
The average gaming FPS of GeForce GTX 660 in Assassin's Creed Odyssey is 92% more, than GeForce GTX 480M.

Full Specs

  GeForce GTX 480M GeForce GTX 660
Architecture Fermi Kepler
Code name N11E-GTX-A3 GK106
Type Laptop Desktop
Release date 25 May 2010 6 September 2012
Pipelines 352 960
Core clock speed 850 MHz 980 MHz
Boost Clock 1033 MHz
Transistor count 3,100 million 2,540 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 18.7 billion/sec 78.4 billion/sec
Floating-point performance 598.4 gflops 1,981 gflops
Length 9.5" (24.1 cm)
Memory bus width 256 Bit 192-bit GDDR5
Memory clock speed 1200 MHz 6.0 GB/s
Memory bandwidth 76.8 GB/s 144.2 GB/s
Shared memory -
DirectX 12 API 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.5 4.3
OpenCL 1.1 1.2
Vulkan N/A 1.1.126
CUDA + +
CUDA cores 960
Bus support PCI-E 2.0 PCI Express 3.0
Height 4.376" (11.1 cm)
SLI options + +
Multi monitor support 4 displays
HDMI +
HDCP +
Maximum VGA resolution 2048x1536 2048x1536
Audio input for HDMI Internal
3D Blu-Ray +
3D Gaming +
3D Vision +
Bitcoin / BTC (SHA256) 66 Mh/s
Laptop size large
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