Radeon Pro 450 vs Radeon RX 550X mobile

If you are going to buy a new graphics card and are choosing between Radeon Pro 450 and Radeon RX 550X mobile, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon Pro 450 stacks up against Radeon RX 550X mobile, check out specs charts below.

Radeon Pro 450 and Radeon RX 550X mobile are Laptop Graphics Cards

Note: Radeon Pro 450 and Radeon RX 550X mobile are only used in laptop graphics. They have 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 Radeon Pro 450 or Radeon RX 550X mobile here:

Main Specs

  Radeon Pro 450 Radeon RX 550X mobile
Power consumption (TDP) 35 Watt 50 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x8
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon RX 550X mobile has 42% more power consumption, than Radeon Pro 450.
  • Both video cards are using PCIe 3.0 x8 interface connection to a motherboard.
  • Radeon RX 550X mobile has 2 GB more memory, than Radeon Pro 450.
  • Radeon Pro 450 is used in Mobile workstations, and Radeon RX 550X mobile - in Laptops.
  • Radeon Pro 450 and Radeon RX 550X mobile are build with Polaris architecture.
  • Core clock speed of Radeon RX 550X mobile is 376 MHz higher, than Radeon Pro 450.
  • Radeon Pro 450 and Radeon RX 550X mobile are manufactured by 14 nm process technology.
  • Memory clock speed of Radeon RX 550X mobile is 1920 MHz higher, than Radeon Pro 450.

Game benchmarks

high / 1080p 14−16 14−16
ultra / 1080p 8−9 9−10
QHD / 1440p 3−4 3−4
low / 720p 27−30 30−35
medium / 1080p 16−18 20−22
The average gaming FPS of Radeon RX 550X mobile in Assassin's Creed Odyssey is 14% more, than Radeon Pro 450.

Full Specs

  Radeon Pro 450 Radeon RX 550X mobile
Architecture Polaris Polaris
Code name Polaris 11 Polaris 12
Type Mobile workstation Laptop
Release date 27 October 2016 10 January 2019
Pipelines 640 640
Core clock speed 800 MHz 1176 MHz
Boost Clock 1287 MHz
Transistor count 3,000 million 2,200 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 32.00 51.48
Floating-point performance 1,024 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 5080 MHz 7000 MHz
Memory bandwidth 81.28 GB/s 96 GB/s
Shared memory - -
DirectX 12 (12_0) 12 (12_0)
Shader Model 6.4 6.4
OpenGL 4.6 4.6
OpenCL 2.0 2.0
Vulkan 1.2.131 1.2.131
FreeSync + +
Bitcoin / BTC (SHA256) 127 Mh/s
Laptop size large large
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