Radeon R9 M270X vs Radeon R9 M275

When choosing between Radeon R9 M270X and Radeon R9 M275, 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 R9 M275.

Radeon R9 M275 is a Laptop Graphics Card

Note: Radeon R9 M275 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 R9 M275 here:

Main Specs

  Radeon R9 M270X Radeon R9 M275
Interface PCIe 3.0 x16 PCIe 3.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 4 GB
Display Connectors No outputs No outputs
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  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon R9 M270X and Radeon R9 M275 have maximum RAM of 4 GB.
  • Radeon R9 M270X is used in Desktops, and Radeon R9 M275 - in Laptops.
  • Radeon R9 M270X is build with GCN 1.0 architecture, and Radeon R9 M275 - with GCN.
  • Core clock speed of Radeon R9 M275 is 200 MHz higher, than Radeon R9 M270X.
  • Radeon R9 M270X and Radeon R9 M275 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon R9 M275 is 3375 MHz higher, than Radeon R9 M270X.

Game benchmarks

high / 1080p 6−7 0−1
ultra / 1080p 4−5
QHD / 1440p 0−1 0−1
low / 720p 16−18 12−14
medium / 1080p 8−9 3−4
The average gaming FPS of Radeon R9 M270X in Assassin's Creed Odyssey is 50% more, than Radeon R9 M275.

Full Specs

  Radeon R9 M270X Radeon R9 M275
Architecture GCN 1.0 GCN
Code name Venus Venus
Type Desktop Laptop
Release date 21 March 2014 1 August 2014
Pipelines 640 640
Core clock speed 725 MHz 925 MHz
Boost Clock 775 MHz 925 MHz
Transistor count 1,500 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 31.00 37.00
Floating-point performance 1,536 gflops 1,184 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 1125 MHz 4500 MHz
Memory bandwidth 72 GB/s 64 GB/s
Shared memory -
DirectX 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.4 4.6
OpenCL Not Listed 1.2
Vulkan 1.2.131
FreeSync +
Bus support PCIe 3.0 x16
Bitcoin / BTC (SHA256) 122 Mh/s
Laptop size large
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 10
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