Iris Plus Graphics 655 vs Radeon R7 512 Cores Kaveri

Find out if it is worth upgrading your current GPU setup by comparing Iris Plus Graphics 655 and Radeon R7 512 Cores Kaveri. 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 R7 512 Cores Kaveri. 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.
Radeon R7 512 Cores Kaveri

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 R7 512 Cores Kaveri
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1
Memory type DDR3/DDR4
Display Connectors No outputs
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  • Iris Plus Graphics 655 is used in Laptops, and Radeon R7 512 Cores Kaveri - in Desktops.
  • Iris Plus Graphics 655 is build with Gen. 9.5 Kaby Lake architecture, and Radeon R7 512 Cores Kaveri - with GCN.
  • Core clock speed of Radeon R7 512 Cores Kaveri is 420 MHz higher, than Iris Plus Graphics 655.
  • Iris Plus Graphics 655 is manufactured by 14 nm process technology, and Radeon R7 512 Cores Kaveri - by 28 nm process technology.

Game benchmarks

high / 1080p 12−14 7−8
ultra / 1080p 7−8 4−5
QHD / 1440p 2−3 0−1
low / 720p 27−30 18−20
medium / 1080p 16−18 9−10
The average gaming FPS of Iris Plus Graphics 655 in Assassin's Creed Odyssey is 60% more, than Radeon R7 512 Cores Kaveri.

Full Specs

  Iris Plus Graphics 655 Radeon R7 512 Cores Kaveri
Architecture Gen. 9.5 Kaby Lake GCN
Code name Kaby Lake GT3e Kaveri Spectre
Type Laptop Desktop
Release date 1 September 2017 14 January 2014
Pipelines 48 512
Core clock speed 300 MHz 720 MHz
Boost Clock 1200 MHz
Transistor count 189 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 50.40
Shared memory + +
DirectX 12 (12_1) DirectX 12 (FL 12_0), Shader 5.2
Shader Model 6.4
OpenGL 4.6
OpenCL 2.1
Vulkan 1.1.103
Quick Sync +
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