Radeon HD 6550A vs Radeon R8 M445DX

If you are going to buy a new graphics card and are choosing between Radeon HD 6550A and Radeon R8 M445DX, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 6550A stacks up against Radeon R8 M445DX, check out specs charts below.

Radeon R8 M445DX is a Laptop Graphics Card

Note: Radeon R8 M445DX 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 R8 M445DX here:

Main Specs

  Radeon HD 6550A Radeon R8 M445DX
Power consumption (TDP) 35 Watt
Interface MXM-A (3.0) IGP
Memory type GDDR3 DDR4/DDR3
Maximum RAM amount 2 GB
Display Connectors No outputs No outputs
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  • Radeon HD 6550A is connected by MXM-A (3.0), and Radeon R8 M445DX uses IGP interface.
  • Radeon HD 6550A is used in Desktops, and Radeon R8 M445DX - in Laptops.
  • Radeon HD 6550A is build with TeraScale 2 architecture, and Radeon R8 M445DX - with GCN.
  • Core clock speed of Radeon R8 M445DX is 170 MHz higher, than Radeon HD 6550A.
  • Radeon HD 6550A is manufactured by 40 nm process technology, and Radeon R8 M445DX - by 28 nm process technology.
  • Memory clock speed of Radeon HD 6550A is 667 MHz higher, than Radeon R8 M445DX.

Game benchmarks

high / 1080p 0−1 0−1
QHD / 1440p 0−1 0−1
low / 720p 1−2 1−2
medium / 1080p 0−1 0−1
Radeon HD 6550A and Radeon R8 M445DX have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Radeon HD 6550A Radeon R8 M445DX
Architecture TeraScale 2 GCN
Code name Pinewood Meso
Type Desktop Laptop
Release date 7 February 2011 1 June 2016
Pipelines 480 704
Core clock speed 550 MHz 720 / 1020 MHz
Boost Clock 1021 MHz
Transistor count 627 million 1,550 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 13.20 20.42
Floating-point performance 624.0 gflops
Memory bus width 128 Bit 128 + 64 Bit
Memory clock speed 1600 MHz 933 / 1000 MHz
Memory bandwidth 25.6 GB/s
Shared memory -
DirectX 11.2 (11_0) 12 (12_0)
Shader Model 5.0 6.0
OpenGL 4.4 4.6
OpenCL 1.2 2.0
Vulkan N/A 1.2.131
Laptop size medium sized
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