Radeon R7 M270DX vs Radeon R9 M290X

In this comparison between Radeon R7 M270DX and Radeon R9 M290X 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 M290X will be their preference. Study the comparison tables below and make your choice.

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 R7 M270DX Radeon R9 M290X
Power consumption (TDP) 100 Watt
Interface IGP PCIe 3.0 x16
Supplementary power connectors None
Memory type System Shared GDDR5
Maximum RAM amount 4 GB
Display Connectors No outputs No outputs
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  • Radeon R7 M270DX is connected by IGP, and Radeon R9 M290X uses PCIe 3.0 x16 interface.
  • Radeon R7 M270DX is used in Desktops, and Radeon R9 M290X - in Laptops.
  • Radeon R7 M270DX is build with GCN 3.0 architecture, and Radeon R9 M290X - with GCN.
  • Core clock speed of Radeon R7 M270DX is 50 MHz higher, than Radeon R9 M290X.
  • Radeon R7 M270DX and Radeon R9 M290X are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 2−3 16−18
ultra / 1080p 0−1 10−11
QHD / 1440p 0−1 4−5
4K / 2160p 4−5
low / 720p 12−14 30−35
medium / 1080p 3−4 20−22
The average gaming FPS of Radeon R9 M290X in Assassin's Creed Odyssey is 283% more, than Radeon R7 M270DX.

Full Specs

  Radeon R7 M270DX Radeon R9 M290X
Architecture GCN 3.0 GCN
Code name Topaz Neptune
Type Desktop Laptop
Release date 11 June 2014 7 January 2014
Pipelines 384 1280
Core clock speed 900 MHz 850 MHz
Boost Clock 940 MHz 900 MHz
Transistor count 1,550 million 2,800 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 22.56 72.00
Floating-point performance 2,304 gflops
Memory bus width 256 Bit
Memory clock speed 1200 MHz
Memory bandwidth 153.6 GB/s
Shared memory -
DirectX 12 (12_0)
Shader Model 6.3 5.1
OpenGL 4.6 4.4
OpenCL 2.0 Not Listed
Vulkan 1.2.131
FreeSync +
Bus support PCIe 3.0 x16
Bitcoin / BTC (SHA256) 300 Mh/s
Laptop size large
Eyefinity +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 20
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