Radeon HD 5850 vs Radeon RX 550X

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 5850 and Radeon RX 550X. 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 HD 5850 and Radeon RX 550X. 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 HD 5850 Radeon RX 550X
Power consumption (TDP) 151 Watt 50 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors 2x 6-pin None
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 5850 has 202% more power consumption, than Radeon RX 550X.
  • Radeon HD 5850 is connected by PCIe 2.0 x16, and Radeon RX 550X uses PCIe 3.0 x8 interface.
  • Radeon RX 550X has 3 GB more memory, than Radeon HD 5850.
  • Both cards are used in Desktops.
  • Radeon HD 5850 is build with Terascale 2 architecture, and Radeon RX 550X - with GCN 4.0.
  • Core clock speed of Radeon RX 550X is 375 MHz higher, than Radeon HD 5850.
  • Radeon HD 5850 is manufactured by 40 nm process technology, and Radeon RX 550X - by 14 nm process technology.
  • Radeon HD 5850 is 96 mm longer, than Radeon RX 550X.
  • Memory clock speed of Radeon RX 550X is 4000 MHz higher, than Radeon HD 5850.

Game benchmarks

high / 1080p 9−10 10−11
ultra / 1080p 5−6 6−7
QHD / 1440p 0−1 0−1
low / 720p 21−24 21−24
medium / 1080p 12−14 12−14
The average gaming FPS of Radeon RX 550X in Assassin's Creed Odyssey is 8% more, than Radeon HD 5850.

Full Specs

  Radeon HD 5850 Radeon RX 550X
Architecture Terascale 2 GCN 4.0
Code name Cypress Lexa
Type Desktop Desktop
Release date 30 September 2009 16 December 2018
Pipelines 1440 512
Core clock speed 725 MHz 1100 MHz
Boost Clock 1183 MHz
Transistor count 2,154 million 2,200 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 52.20 37.86
Floating-point performance 2,088.0 gflops 1,211 gflops
Length 241 mm 145 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 2000 MHz 6000 MHz
Memory bandwidth 128.0 GB/s 96 GB/s
DirectX 11.2 (11_0) 12 (12_0)
Shader Model 5.0 6.4
OpenGL 4.4 4.6
OpenCL 1.2 2.0
Vulkan N/A 1.2.131
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