Radeon HD 6550A vs Radeon Pro Vega 20

If you are going to buy a new graphics card and are choosing between Radeon HD 6550A and Radeon Pro Vega 20, 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 Pro Vega 20, check out specs charts below.

Radeon Pro Vega 20 is a Laptop Graphics Card

Note: Radeon Pro Vega 20 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 Pro Vega 20 here:

Main Specs

  Radeon HD 6550A Radeon Pro Vega 20
Power consumption (TDP) 35 Watt 100 Watt
Interface MXM-A (3.0) PCIe 3.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type GDDR3 HBM2
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon Pro Vega 20 has 185% more power consumption, than Radeon HD 6550A.
  • Radeon HD 6550A is connected by MXM-A (3.0), and Radeon Pro Vega 20 uses PCIe 3.0 x16 interface.
  • Radeon Pro Vega 20 has 2 GB more memory, than Radeon HD 6550A.
  • Radeon HD 6550A is used in Desktops, and Radeon Pro Vega 20 - in Mobile workstations.
  • Radeon HD 6550A is build with TeraScale 2 architecture, and Radeon Pro Vega 20 - with Vega.
  • Core clock speed of Radeon Pro Vega 20 is 265 MHz higher, than Radeon HD 6550A.
  • Radeon HD 6550A is manufactured by 40 nm process technology, and Radeon Pro Vega 20 - by 14 nm process technology.
  • Memory clock speed of Radeon HD 6550A is 120 MHz higher, than Radeon Pro Vega 20.

Game benchmarks

high / 1080p 0−1 35−40
ultra / 1080p 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 1−2 60−65
medium / 1080p 0−1 40−45
The average gaming FPS of Radeon Pro Vega 20 in Assassin's Creed Odyssey is 6100% more, than Radeon HD 6550A.

Full Specs

  Radeon HD 6550A Radeon Pro Vega 20
Architecture TeraScale 2 Vega
Code name Pinewood Vega Mobile
Type Desktop Mobile workstation
Release date 7 February 2011 15 November 2018
Pipelines 480 1280
Core clock speed 550 MHz 815 MHz
Boost Clock 1283 MHz
Transistor count 627 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 13.20 102.6
Floating-point performance 624.0 gflops
Memory bus width 128 Bit 1024 Bit
Memory clock speed 1600 MHz 1480 MHz
Memory bandwidth 25.6 GB/s 189.4 GB/s
Shared memory -
DirectX 11.2 (11_0) 12 (12_1)
Shader Model 5.0 6.3
OpenGL 4.4 4.6
OpenCL 1.2 2.0
Vulkan N/A 1.2.131
Laptop size large
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