Radeon R9 270 vs Radeon R9 M290X

When comparing Radeon R9 270 and Radeon R9 M290X, 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 270 and Radeon R9 M290X is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon R9 M290X is a Laptop Graphics Card

Note: Radeon R9 M290X 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 M290X here:

Main Specs

  Radeon R9 270 Radeon R9 M290X
Power consumption (TDP) 150 Watt 100 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin None
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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  • Radeon R9 270 has 50% more power consumption, than Radeon R9 M290X.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon R9 M290X has 2 GB more memory, than Radeon R9 270.
  • Radeon R9 270 is used in Desktops, and Radeon R9 M290X - in Laptops.
  • Radeon R9 270 is build with GCN 1.0 architecture, and Radeon R9 M290X - with GCN.
  • Radeon R9 270 and Radeon R9 M290X are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 21−24 16−18
ultra / 1080p 12−14 10−11
QHD / 1440p 7−8 4−5
4K / 2160p 5−6 4−5
low / 720p 40−45 30−35
medium / 1080p 27−30 20−22
The average gaming FPS of Radeon R9 270 in Assassin's Creed Odyssey is 26% more, than Radeon R9 M290X.

Full Specs

  Radeon R9 270 Radeon R9 M290X
Architecture GCN 1.0 GCN
Code name Curacao Neptune
Type Desktop Laptop
Release date 13 November 2013 7 January 2014
Pipelines 1280 1280
Core clock speed 850 MHz
Boost Clock 925 MHz 900 MHz
Transistor count 2,800 million 2,800 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 74.00 72.00
Floating-point performance 2,368 gflops 2,304 gflops
Length 210 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 1200 MHz
Memory bandwidth 179.2 GB/s 153.6 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) 293 Mh/s 300 Mh/s
Laptop size large
Eyefinity + +
HD3D + +
PowerTune +
DualGraphics +
TrueAudio +
ZeroCore +
Switchable graphics +
Mantle +
Design reference
DisplayPort support +
CrossFire +
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 16 Mh/s
Compute units 20
LiquidVR +
TressFX +
UVD +
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