Radeon R7 512 Cores Kaveri vs Radeon RX 550X mobile

In this comparison between Radeon R7 512 Cores Kaveri and Radeon RX 550X mobile you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon R7 512 Cores Kaveri will be the best choice, for others Radeon RX 550X mobile will be their preference. Study the comparison tables below and make your choice.
Radeon R7 512 Cores Kaveri

Radeon RX 550X mobile is a Laptop Graphics Card

Note: Radeon RX 550X mobile 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 Radeon RX 550X mobile here:

Main Specs

  Radeon R7 512 Cores Kaveri Radeon RX 550X mobile
Power consumption (TDP) 50 Watt
Interface PCIe 3.0 x8
Memory type GDDR5
Maximum RAM amount 4 GB
Display Connectors No outputs
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  • Radeon R7 512 Cores Kaveri is used in Desktops, and Radeon RX 550X mobile - in Laptops.
  • Radeon R7 512 Cores Kaveri is build with GCN architecture, and Radeon RX 550X mobile - with Polaris.
  • Core clock speed of Radeon RX 550X mobile is 456 MHz higher, than Radeon R7 512 Cores Kaveri.
  • Radeon R7 512 Cores Kaveri is manufactured by 28 nm process technology, and Radeon RX 550X mobile - by 14 nm process technology.

Game benchmarks

high / 1080p 7−8 14−16
ultra / 1080p 4−5 9−10
QHD / 1440p 0−1 3−4
low / 720p 18−20 30−35
medium / 1080p 9−10 20−22
The average gaming FPS of Radeon RX 550X mobile in Assassin's Creed Odyssey is 90% more, than Radeon R7 512 Cores Kaveri.

Full Specs

  Radeon R7 512 Cores Kaveri Radeon RX 550X mobile
Architecture GCN Polaris
Code name Kaveri Spectre Polaris 12
Type Desktop Laptop
Release date 14 January 2014 10 January 2019
Pipelines 512 640
Core clock speed 720 MHz 1176 MHz
Boost Clock 1287 MHz
Transistor count 2,200 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 51.48
Memory bus width 128 Bit
Memory clock speed 7000 MHz
Memory bandwidth 96 GB/s
Shared memory + -
DirectX DirectX 12 (FL 12_0), Shader 5.2 12 (12_0)
Shader Model 6.4
OpenGL 4.6
OpenCL 2.0
Vulkan 1.2.131
FreeSync +
Laptop size large
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