Radeon R9 M270X vs Radeon RX 550

In this comparison between Radeon R9 M270X and Radeon RX 550 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 R9 M270X will be the best choice, for others Radeon RX 550 will be their preference. Study the comparison tables below and make your choice.

Main Specs

  Radeon R9 M270X Radeon RX 550
Power consumption (TDP) 50 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R9 M270X is connected by PCIe 3.0 x16, and Radeon RX 550 uses PCIe 3.0 x8 interface.
  • Radeon R9 M270X and Radeon RX 550 have maximum RAM of 4 GB.
  • Both cards are used in Desktops.
  • Radeon R9 M270X is build with GCN 1.0 architecture, and Radeon RX 550 - with GCN 4.0.
  • Core clock speed of Radeon RX 550 is 375 MHz higher, than Radeon R9 M270X.
  • Radeon R9 M270X is manufactured by 28 nm process technology, and Radeon RX 550 - by 14 nm process technology.
  • Memory clock speed of Radeon RX 550 is 5875 MHz higher, than Radeon R9 M270X.

Game benchmarks

high / 1080p 6−7 14−16
ultra / 1080p 4−5 8−9
QHD / 1440p 0−1 3−4
low / 720p 16−18 30−33
medium / 1080p 8−9 18−20
The average gaming FPS of Radeon RX 550 in Assassin's Creed Odyssey is 100% more, than Radeon R9 M270X.

Full Specs

  Radeon R9 M270X Radeon RX 550
Architecture GCN 1.0 GCN 4.0
Code name Venus Lexa
Type Desktop Desktop
Release date 21 March 2014 20 April 2017
Pipelines 640 512
Core clock speed 725 MHz 1100 MHz
Boost Clock 775 MHz 1183 MHz
Transistor count 1,500 million 2,200 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 31.00 37.86
Floating-point performance 1,536 gflops 1,211 gflops
Length 145 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 1125 MHz 7000 MHz
Memory bandwidth 72 GB/s 112.0 GB/s
DirectX 12 (12_0)
Shader Model 5.1 6.4
OpenGL 4.4 4.6
OpenCL Not Listed 2.0
Vulkan 1.2.131
FreeSync +
Bus support PCIe 3.0 x16
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 10
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