Iris Plus Graphics 655 vs Radeon HD 6550A

Find out if it is worth upgrading your current GPU setup by comparing Iris Plus Graphics 655 and Radeon HD 6550A. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Iris Plus Graphics 655 and Radeon HD 6550A. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Iris Plus Graphics 655 is a Laptop Graphics Card

Note: Iris Plus Graphics 655 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 Iris Plus Graphics 655 here:

Main Specs

  Iris Plus Graphics 655 Radeon HD 6550A
Power consumption (TDP) 15 Watt 35 Watt
Interface PCIe 3.0 x1 MXM-A (3.0)
Memory type DDR3/DDR4 GDDR3
Maximum RAM amount 2 GB
Display Connectors No outputs No outputs
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  • Radeon HD 6550A has 133% more power consumption, than Iris Plus Graphics 655.
  • Iris Plus Graphics 655 is connected by PCIe 3.0 x1, and Radeon HD 6550A uses MXM-A (3.0) interface.
  • Iris Plus Graphics 655 is used in Laptops, and Radeon HD 6550A - in Desktops.
  • Iris Plus Graphics 655 is build with Gen. 9.5 Kaby Lake architecture, and Radeon HD 6550A - with TeraScale 2.
  • Core clock speed of Radeon HD 6550A is 250 MHz higher, than Iris Plus Graphics 655.
  • Iris Plus Graphics 655 is manufactured by 14 nm process technology, and Radeon HD 6550A - by 40 nm process technology.

Game benchmarks

high / 1080p 12−14 0−1
ultra / 1080p 7−8
QHD / 1440p 2−3 0−1
low / 720p 27−30 1−2
medium / 1080p 16−18 0−1
The average gaming FPS of Iris Plus Graphics 655 in Assassin's Creed Odyssey is 2700% more, than Radeon HD 6550A.

Full Specs

  Iris Plus Graphics 655 Radeon HD 6550A
Architecture Gen. 9.5 Kaby Lake TeraScale 2
Code name Kaby Lake GT3e Pinewood
Type Laptop Desktop
Release date 1 September 2017 7 February 2011
Pipelines 48 480
Core clock speed 300 MHz 550 MHz
Boost Clock 1200 MHz
Transistor count 189 million 627 million
Manufacturing process technology 14 nm 40 nm
Texture fill rate 50.40 13.20
Floating-point performance 624.0 gflops
Memory bus width 128 Bit
Memory clock speed 1600 MHz
Memory bandwidth 25.6 GB/s
Shared memory +
DirectX 12 (12_1) 11.2 (11_0)
Shader Model 6.4 5.0
OpenGL 4.6 4.4
OpenCL 2.1 1.2
Vulkan 1.1.103 N/A
Quick Sync +
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