Radeon HD 7790 vs Radeon R7 M270DX

When choosing between Radeon HD 7790 and Radeon R7 M270DX, 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 HD 7790 and Radeon R7 M270DX.

Main Specs

  Radeon HD 7790 Radeon R7 M270DX
Power consumption (TDP) 85 Watt
Interface PCIe 3.0 x16 IGP
Supplementary power connectors 1x 6-pin
Memory type GDDR5 System Shared
Maximum RAM amount 1 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort No outputs
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  • Radeon HD 7790 is connected by PCIe 3.0 x16, and Radeon R7 M270DX uses IGP interface.
  • Both cards are used in Desktops.
  • Radeon HD 7790 is build with GCN 2.0 architecture, and Radeon R7 M270DX - with GCN 3.0.
  • Core clock speed of Radeon HD 7790 is 100 MHz higher, than Radeon R7 M270DX.
  • Radeon HD 7790 and Radeon R7 M270DX are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 16−18 2−3
ultra / 1080p 9−10 0−1
QHD / 1440p 4−5 0−1
4K / 2160p 4−5
low / 720p 30−35 12−14
medium / 1080p 20−22 3−4
The average gaming FPS of Radeon HD 7790 in Assassin's Creed Odyssey is 283% more, than Radeon R7 M270DX.

Full Specs

  Radeon HD 7790 Radeon R7 M270DX
Architecture GCN 2.0 GCN 3.0
Code name Bonaire Topaz
Type Desktop Desktop
Release date 22 March 2013 11 June 2014
Pipelines 896 384
Core clock speed 1000 MHz 900 MHz
Boost Clock 940 MHz
Transistor count 2,080 million 1,550 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 56.00 22.56
Floating-point performance 1,792 gflops
Length 183 mm
Memory bus width 128 Bit
Memory clock speed 6000 MHz
Memory bandwidth 96 GB/s
DirectX 12 (12_0) 12 (12_0)
Shader Model 6.3 6.3
OpenGL 4.6 4.6
OpenCL 2.0 2.0
Vulkan 1.2.131 1.2.131
Bitcoin / BTC (SHA256) 218 Mh/s
Ethereum / ETH (DaggerHashimoto) 5.2 Mh/s
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