GeForce GT 445M vs Radeon RX 550X

When choosing between GeForce GT 445M and Radeon RX 550X, 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 GT 445M and Radeon RX 550X.

GeForce GT 445M is a Laptop Graphics Card

Note: GeForce GT 445M 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 GT 445M here:

Main Specs

  GeForce GT 445M Radeon RX 550X
Power consumption (TDP) 35 Watt 50 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 3 GB 4 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon RX 550X has 42% more power consumption, than GeForce GT 445M.
  • GeForce GT 445M is connected by PCIe 2.0 x16, and Radeon RX 550X uses PCIe 3.0 x8 interface.
  • Radeon RX 550X has 1 GB more memory, than GeForce GT 445M.
  • GeForce GT 445M is used in Laptops, and Radeon RX 550X - in Desktops.
  • GeForce GT 445M is build with Fermi architecture, and Radeon RX 550X - with GCN 4.0.
  • Core clock speed of GeForce GT 445M is 80 MHz higher, than Radeon RX 550X.
  • GeForce GT 445M is manufactured by 40 nm process technology, and Radeon RX 550X - by 14 nm process technology.
  • Memory clock speed of Radeon RX 550X is 4750 MHz higher, than GeForce GT 445M.

Game benchmarks

high / 1080p 0−1 10−11
ultra / 1080p 0−1 6−7
QHD / 1440p 0−1 0−1
low / 720p 10−11 21−24
medium / 1080p 1−2 12−14
The average gaming FPS of Radeon RX 550X in Assassin's Creed Odyssey is 183% more, than GeForce GT 445M.

Full Specs

  GeForce GT 445M Radeon RX 550X
Architecture Fermi GCN 4.0
Code name N11E-GE Lexa
Type Laptop Desktop
Release date 3 September 2010 16 December 2018
Pipelines 144 512
Core clock speed 1180 MHz 1100 MHz
Boost Clock 1183 MHz
Transistor count 1,170 million 2,200 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 10.6 billion/sec 37.86
Floating-point performance 339.8 gflops 1,211 gflops
Length 145 mm
Memory bus width 192 Bit 128 Bit
Memory clock speed 1250 MHz 6000 MHz
Memory bandwidth 60.0 GB/s 96 GB/s
Shared memory -
DirectX 12 API 12 (12_0)
Shader Model 5.1 6.4
OpenGL 4.5 4.6
OpenCL 1.1 2.0
Vulkan N/A 1.2.131
CUDA +
CUDA cores 144
SLI options +
Laptop size large
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