Radeon 540X vs Radeon R9 M270X

When choosing between Radeon 540X and Radeon R9 M270X, 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 540X and Radeon R9 M270X.

Radeon 540X is a Laptop Graphics Card

Note: Radeon 540X 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 540X here:

Main Specs

  Radeon 540X Radeon R9 M270X
Power consumption (TDP) 50 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors 1x DVI, 1x HDMI, 1x DisplayPort No outputs
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  • Radeon 540X is connected by PCIe 3.0 x8, and Radeon R9 M270X uses PCIe 3.0 x16 interface.
  • Radeon R9 M270X has 2 GB more memory, than Radeon 540X.
  • Radeon 540X is used in Laptops, and Radeon R9 M270X - in Desktops.
  • Radeon 540X is build with GCN 4.0 architecture, and Radeon R9 M270X - with GCN 1.0.
  • Radeon 540X is manufactured by 14 nm process technology, and Radeon R9 M270X - by 28 nm process technology.
  • Memory clock speed of Radeon 540X is 4875 MHz higher, than Radeon R9 M270X.

Game benchmarks

high / 1080p 6−7 6−7
ultra / 1080p 3−4 4−5
QHD / 1440p 0−1 0−1
low / 720p 14−16 16−18
medium / 1080p 7−8 8−9
The average gaming FPS of Radeon R9 M270X in Assassin's Creed Odyssey is 12% more, than Radeon 540X.

Full Specs

  Radeon 540X Radeon R9 M270X
Architecture GCN 4.0 GCN 1.0
Code name Lexa Venus
Type Laptop Desktop
Release date 12 August 2019 21 March 2014
Pipelines 512 640
Core clock speed 725 MHz
Boost Clock 1219 MHz 775 MHz
Transistor count 2,200 million 1,500 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 33.47 31.00
Floating-point performance 1,536 gflops
Memory bus width 64 Bit 128 Bit
Memory clock speed 6000 MHz 1125 MHz
Memory bandwidth 112.0 GB/s 72 GB/s
Shared memory -
DirectX 12 (12_0)
Shader Model 6.4 5.1
OpenGL 4.6 4.4
OpenCL 2.0 Not Listed
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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