Radeon 550X vs Radeon RX 550

Find out if it is worth upgrading your current GPU setup by comparing Radeon 550X and Radeon RX 550. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon 550X and Radeon RX 550. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Main Specs

  Radeon 550X Radeon RX 550
Power consumption (TDP) 50 Watt 50 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x8
Supplementary power connectors None None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort 1x DVI, 1x HDMI, 1x DisplayPort
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  • Both graphics cards have the same power consumption of 50 Watt.
  • Both video cards are using PCIe 3.0 x8 interface connection to a motherboard.
  • Radeon RX 550 has 2 GB more memory, than Radeon 550X.
  • Both cards are used in Desktops.
  • Radeon 550X and Radeon RX 550 are build with GCN 4.0 architecture.
  • Core clock speed of Radeon RX 550 is 18 MHz higher, than Radeon 550X.
  • Radeon 550X and Radeon RX 550 are manufactured by 14 nm process technology.
  • Both graphics cards are the same length of 145 mm.
  • Memory clock speed of Radeon 550X and Radeon RX 550 is 7000 MHz.

Game benchmarks

high / 1080p 7−8 14−16
ultra / 1080p 4−5 8−9
QHD / 1440p 0−1 3−4
low / 720p 16−18 30−33
medium / 1080p 9−10 18−20
The average gaming FPS of Radeon RX 550 in Assassin's Creed Odyssey is 100% more, than Radeon 550X.

Full Specs

  Radeon 550X Radeon RX 550
Architecture GCN 4.0 GCN 4.0
Code name Lexa Lexa
Type Desktop Desktop
Release date 27 March 2019 20 April 2017
Pipelines 512 512
Core clock speed 1082 MHz 1100 MHz
Boost Clock 1218 MHz 1183 MHz
Transistor count 2,200 million 2,200 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 38.98 37.86
Floating-point performance 1,211 gflops
Length 145 mm 145 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 7000 MHz 7000 MHz
Memory bandwidth 112.0 GB/s 112.0 GB/s
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
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