Radeon R7 M270DX vs Radeon R9 280

In this comparison between Radeon R7 M270DX and Radeon R9 280 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 R7 M270DX will be the best choice, for others Radeon R9 280 will be their preference. Study the comparison tables below and make your choice.

Main Specs

  Radeon R7 M270DX Radeon R9 280
Power consumption (TDP) 200 Watt
Interface IGP PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin + 1 x 8-pin
Memory type System Shared GDDR5
Maximum RAM amount 3 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon R7 M270DX is connected by IGP, and Radeon R9 280 uses PCIe 3.0 x16 interface.
  • Both cards are used in Desktops.
  • Radeon R7 M270DX is build with GCN 3.0 architecture, and Radeon R9 280 - with GCN 1.0.
  • Radeon R7 M270DX and Radeon R9 280 are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 2−3 35−40
ultra / 1080p 0−1 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 12−14 60−65
medium / 1080p 3−4 40−45
The average gaming FPS of Radeon R9 280 in Assassin's Creed Odyssey is 683% more, than Radeon R7 M270DX.

Full Specs

  Radeon R7 M270DX Radeon R9 280
Architecture GCN 3.0 GCN 1.0
Code name Topaz Tahiti
Type Desktop Desktop
Release date 11 June 2014 4 March 2014
Pipelines 384 1792
Core clock speed 900 MHz
Boost Clock 940 MHz 933 MHz
Transistor count 1,550 million 4,313 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 22.56 104.5
Floating-point performance 3,344 gflops
Length 275 mm
Memory bus width 384 Bit
Memory clock speed 1250 MHz
Memory bandwidth 240 GB/s
DirectX 12 (12_0)
Shader Model 6.3 5.1
OpenGL 4.6 4.6
OpenCL 2.0 1.2
Vulkan 1.2.131 +
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 408 Mh/s
Eyefinity +
HD3D +
TrueAudio +
Design reference
CrossFire +
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 21.5 Mh/s
LiquidVR +
TressFX +
UVD +
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