GeForce GTX 660M vs Radeon Pro W5500M

When choosing between GeForce GTX 660M and Radeon Pro W5500M, 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 Radeon Pro W5500M.

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 Radeon Pro W5500M
Power consumption (TDP) 50 Watt 85 Watt
Interface MXM-B (3.0) PCIe 4.0 x8
Supplementary power connectors None
Memory type GDDR5 GDDR6
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon Pro W5500M has 70% more power consumption, than GeForce GTX 660M.
  • GeForce GTX 660M is connected by MXM-B (3.0), and Radeon Pro W5500M uses PCIe 4.0 x8 interface.
  • Radeon Pro W5500M has 2 GB more memory, than GeForce GTX 660M.
  • GeForce GTX 660M is used in Laptops, and Radeon Pro W5500M - in Desktops.
  • GeForce GTX 660M is build with Kepler architecture, and Radeon Pro W5500M - with RDNA 1.0.
  • GeForce GTX 660M is manufactured by 28 nm process technology, and Radeon Pro W5500M - by 7 nm process technology.
  • Memory clock speed of Radeon Pro W5500M is 10000 MHz higher, than GeForce GTX 660M.

Game benchmarks

high / 1080p 6−7 14−16
ultra / 1080p 4−5 8−9
QHD / 1440p 0−1 3−4
low / 720p 16−18 30−33
medium / 1080p 8−9 18−20
The average gaming FPS of Radeon Pro W5500M in Assassin's Creed Odyssey is 100% more, than GeForce GTX 660M.

Full Specs

  GeForce GTX 660M Radeon Pro W5500M
Architecture Kepler RDNA 1.0
Code name N13E-GE Navi 14
Type Laptop Workstation
Release date 22 March 2012 10 February 2020
Pipelines 384 1408
Core clock speed 835 MHz
Boost Clock 950 MHz 1450 MHz
Transistor count 1,270 million 6,400 million
Manufacturing process technology 28 nm 7 nm
Texture fill rate 30.4 billion/sec 127.6
Floating-point performance 729.6 gflops
Memory bus width 128bit 128 Bit
Memory clock speed 2000 MHz 12000 MHz
Memory bandwidth 64.0 GB/s 192.0 GB/s
Shared memory -
DirectX 12 API 12 (12_1)
Shader Model 5.1 6.5
OpenGL 4.5 4.6
OpenCL 1.1 2.0
Vulkan 1.1.126 1.2.131
CUDA +
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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