Radeon R9 270X vs Radeon R9 M270X

When comparing Radeon R9 270X and Radeon R9 M270X, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon R9 270X and Radeon R9 M270X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Main Specs

  Radeon R9 270X Radeon R9 M270X
Power consumption (TDP) 180 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 2 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 M270X has 2 GB more memory, than Radeon R9 270X.
  • Both cards are used in Desktops.
  • Radeon R9 270X is build with GCN architecture, and Radeon R9 M270X - with GCN 1.0.
  • Radeon R9 270X and Radeon R9 M270X are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 24−27 6−7
ultra / 1080p 14−16 4−5
QHD / 1440p 10−11 0−1
4K / 2160p 6−7
low / 720p 45−50 16−18
medium / 1080p 30−35 8−9
The average gaming FPS of Radeon R9 270X in Assassin's Creed Odyssey is 233% more, than Radeon R9 M270X.

Full Specs

  Radeon R9 270X Radeon R9 M270X
Architecture GCN GCN 1.0
Code name Curacao XT Venus
Type Desktop Desktop
Release date 8 October 2013 21 March 2014
Pipelines 1280 640
Core clock speed 725 MHz
Boost Clock 1050 MHz 775 MHz
Transistor count 2,800 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 84.00 31.00
Floating-point performance 2,688 gflops 1,536 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 1125 MHz
Memory bandwidth 179.2 GB/s 72 GB/s
Shared memory -
Shader Model 5.1 5.1
OpenGL 4.6 4.4
OpenCL 1.2 Not Listed
Vulkan +
FreeSync + +
Bus support PCIe 3.0 PCIe 3.0 x16
HDMI +
Bitcoin / BTC (SHA256) 318 Mh/s
Eyefinity + +
HD3D + +
PowerTune +
DualGraphics +
TrueAudio +
ZeroCore +
Switchable graphics +
Mantle +
Design reference
DisplayPort support +
CrossFire +
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 30 Mh/s
Zcash / ZEC (Equihash) 163 Sol/s
Compute units 10
AppAcceleration +
LiquidVR +
TressFX +
UVD +
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