Radeon HD 4870 X2 vs Radeon RX 550

When choosing between Radeon HD 4870 X2 and Radeon RX 550, 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 Radeon HD 4870 X2 and Radeon RX 550.
Radeon HD 4870 X2

Main Specs

  Radeon HD 4870 X2 Radeon RX 550
Power consumption (TDP) 286 Watt 50 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x8
Supplementary power connectors 1x 6-pin + 1x 8-pin None
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors 2x DVI, 1x S-Video 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 4870 X2 has 472% more power consumption, than Radeon RX 550.
  • Radeon HD 4870 X2 is connected by PCIe 2.0 x16, and Radeon RX 550 uses PCIe 3.0 x8 interface.
  • Radeon RX 550 has 3 GB more memory, than Radeon HD 4870 X2.
  • Both cards are used in Desktops.
  • Radeon HD 4870 X2 is build with TeraScale architecture, and Radeon RX 550 - with GCN 4.0.
  • Core clock speed of Radeon RX 550 is 400 MHz higher, than Radeon HD 4870 X2.
  • Radeon HD 4870 X2 is manufactured by 55 nm process technology, and Radeon RX 550 - by 14 nm process technology.
  • Radeon HD 4870 X2 is 122 mm longer, than Radeon RX 550.
  • Memory clock speed of Radeon RX 550 is 3400 MHz higher, than Radeon HD 4870 X2.

Game benchmarks

high / 1080p 3−4 14−16
ultra / 1080p 1−2 8−9
QHD / 1440p 0−1 3−4
low / 720p 14−16 30−33
medium / 1080p 6−7 18−20
The average gaming FPS of Radeon RX 550 in Assassin's Creed Odyssey is 200% more, than Radeon HD 4870 X2.

Full Specs

  Radeon HD 4870 X2 Radeon RX 550
Architecture TeraScale GCN 4.0
Code name R700 Lexa
Type Desktop Desktop
Release date 12 August 2008 20 April 2017
Pipelines 800 512
Core clock speed 700 MHz 1100 MHz
Boost Clock 1183 MHz
Transistor count 956 million 2,200 million
Manufacturing process technology 55 nm 14 nm
Texture fill rate 28.00 37.86
Floating-point performance 2x 1,120.0 gflops 1,211 gflops
Length 267 mm 145 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 3600 MHz 7000 MHz
Memory bandwidth 115.2 GB/s 112.0 GB/s
DirectX 10.1 (10_1) 12 (12_0)
Shader Model 4.1 6.4
OpenGL 3.3 4.6
OpenCL 1.1 2.0
Vulkan N/A 1.2.131
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