Radeon R9 M270X vs Radeon RX 550X mobile

When choosing between Radeon R9 M270X and Radeon RX 550X mobile, 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 R9 M270X and Radeon RX 550X mobile.

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 R9 M270X Radeon RX 550X mobile
Power consumption (TDP) 50 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon R9 M270X is connected by PCIe 3.0 x16, and Radeon RX 550X mobile uses PCIe 3.0 x8 interface.
  • Radeon R9 M270X and Radeon RX 550X mobile have maximum RAM of 4 GB.
  • Radeon R9 M270X is used in Desktops, and Radeon RX 550X mobile - in Laptops.
  • Radeon R9 M270X is build with GCN 1.0 architecture, and Radeon RX 550X mobile - with Polaris.
  • Core clock speed of Radeon RX 550X mobile is 451 MHz higher, than Radeon R9 M270X.
  • Radeon R9 M270X is manufactured by 28 nm process technology, and Radeon RX 550X mobile - by 14 nm process technology.
  • Memory clock speed of Radeon RX 550X mobile is 5875 MHz higher, than Radeon R9 M270X.

Game benchmarks

high / 1080p 6−7 14−16
ultra / 1080p 4−5 9−10
QHD / 1440p 0−1 3−4
low / 720p 16−18 30−35
medium / 1080p 8−9 20−22
The average gaming FPS of Radeon RX 550X mobile in Assassin's Creed Odyssey is 111% more, than Radeon R9 M270X.

Full Specs

  Radeon R9 M270X Radeon RX 550X mobile
Architecture GCN 1.0 Polaris
Code name Venus Polaris 12
Type Desktop Laptop
Release date 21 March 2014 10 January 2019
Pipelines 640 640
Core clock speed 725 MHz 1176 MHz
Boost Clock 775 MHz 1287 MHz
Transistor count 1,500 million 2,200 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 31.00 51.48
Floating-point performance 1,536 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 1125 MHz 7000 MHz
Memory bandwidth 72 GB/s 96 GB/s
Shared memory -
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
Laptop size large
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 10
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