Radeon R8 M445DX vs Radeon R9 M275

In this comparison between Radeon R8 M445DX and Radeon R9 M275 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 R8 M445DX will be the best choice, for others Radeon R9 M275 will be their preference. Study the comparison tables below and make your choice.

Radeon R8 M445DX and Radeon R9 M275 are Laptop Graphics Cards

Note: Radeon R8 M445DX and Radeon R9 M275 are only used in laptop graphics. They have 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 R8 M445DX or Radeon R9 M275 here:

Main Specs

  Radeon R8 M445DX Radeon R9 M275
Interface IGP PCIe 3.0 x16
Memory type DDR4/DDR3 GDDR5
Maximum RAM amount 4 GB
Display Connectors No outputs No outputs
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  • Radeon R8 M445DX is connected by IGP, and Radeon R9 M275 uses PCIe 3.0 x16 interface.
  • Both cards are used in Laptops.
  • Radeon R8 M445DX and Radeon R9 M275 are build with GCN architecture.
  • Core clock speed of Radeon R9 M275 is 205 MHz higher, than Radeon R8 M445DX.
  • Radeon R8 M445DX and Radeon R9 M275 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon R9 M275 is 3567 MHz higher, than Radeon R8 M445DX.

Game benchmarks

high / 1080p 0−1 0−1
QHD / 1440p 0−1 0−1
low / 720p 1−2 12−14
medium / 1080p 0−1 3−4
The average gaming FPS of Radeon R9 M275 in Assassin's Creed Odyssey is 1200% more, than Radeon R8 M445DX.

Full Specs

  Radeon R8 M445DX Radeon R9 M275
Architecture GCN GCN
Code name Meso Venus
Type Laptop Laptop
Release date 1 June 2016 1 August 2014
Pipelines 704 640
Core clock speed 720 / 1020 MHz 925 MHz
Boost Clock 1021 MHz 925 MHz
Transistor count 1,550 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 20.42 37.00
Floating-point performance 1,184 gflops
Memory bus width 128 + 64 Bit 128 Bit
Memory clock speed 933 / 1000 MHz 4500 MHz
Memory bandwidth 64 GB/s
Shared memory - -
DirectX 12 (12_0) 12 (11_1)
Shader Model 6.0 5.1
OpenGL 4.6 4.6
OpenCL 2.0 1.2
Vulkan 1.2.131 1.2.131
Bitcoin / BTC (SHA256) 122 Mh/s
Laptop size medium sized large
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