Radeon R9 270 vs Radeon R9 M275

When choosing between Radeon R9 270 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 270 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 270 Radeon R9 M275
Power consumption (TDP) 150 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort No outputs
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  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon R9 M275 has 2 GB more memory, than Radeon R9 270.
  • Radeon R9 270 is used in Desktops, and Radeon R9 M275 - in Laptops.
  • Radeon R9 270 is build with GCN 1.0 architecture, and Radeon R9 M275 - with GCN.
  • Radeon R9 270 and Radeon R9 M275 are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 21−24 0−1
ultra / 1080p 12−14
QHD / 1440p 7−8 0−1
4K / 2160p 5−6
low / 720p 40−45 12−14
medium / 1080p 27−30 3−4
The average gaming FPS of Radeon R9 270 in Assassin's Creed Odyssey is 337% more, than Radeon R9 M275.

Full Specs

  Radeon R9 270 Radeon R9 M275
Architecture GCN 1.0 GCN
Code name Curacao Venus
Type Desktop Laptop
Release date 13 November 2013 1 August 2014
Pipelines 1280 640
Core clock speed 925 MHz
Boost Clock 925 MHz 925 MHz
Transistor count 2,800 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 74.00 37.00
Floating-point performance 2,368 gflops 1,184 gflops
Length 210 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 4500 MHz
Memory bandwidth 179.2 GB/s 64 GB/s
Shared memory -
DirectX 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan + 1.2.131
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 293 Mh/s 122 Mh/s
Laptop size large
Eyefinity +
HD3D +
TrueAudio +
Design reference
DisplayPort support +
CrossFire +
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 16 Mh/s
LiquidVR +
TressFX +
UVD +
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