Iris Plus Graphics 645 vs Radeon RX Vega 6 Ryzen 2000 3000

If you are going to buy a new graphics card and are choosing between Iris Plus Graphics 645 and Radeon RX Vega 6 Ryzen 2000 3000, 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 Iris Plus Graphics 645 stacks up against Radeon RX Vega 6 Ryzen 2000 3000, check out specs charts below.

Iris Plus Graphics 645 and Radeon RX Vega 6 Ryzen 2000 3000 are Laptop Graphics Cards

Note: Iris Plus Graphics 645 and Radeon RX Vega 6 Ryzen 2000 3000 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 Iris Plus Graphics 645 or Radeon RX Vega 6 Ryzen 2000 3000 here:

Main Specs

  Iris Plus Graphics 645 Radeon RX Vega 6 Ryzen 2000 3000
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1
Memory type DDR3/DDR4
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Iris Plus Graphics 645 is build with Gen. 9.5 Coffee Lake architecture, and Radeon RX Vega 6 Ryzen 2000 3000 - with Vega.
  • Iris Plus Graphics 645 and Radeon RX Vega 6 Ryzen 2000 3000 are manufactured by 14 nm process technology.

Game benchmarks

high / 1080p 4−5 10−11
ultra / 1080p 2−3 6−7
QHD / 1440p 0−1 0−1
low / 720p 12−14 21−24
medium / 1080p 5−6 12−14
The average gaming FPS of Radeon RX Vega 6 Ryzen 2000 3000 in Assassin's Creed Odyssey is 116% more, than Iris Plus Graphics 645.

Full Specs

  Iris Plus Graphics 645 Radeon RX Vega 6 Ryzen 2000 3000
Architecture Gen. 9.5 Coffee Lake Vega
Code name Kaby Lake GT3e Vega Raven Ridge
Type Laptop Laptop
Release date 10 July 2019 7 January 2018
Pipelines 48 384
Core clock speed 300 MHz
Boost Clock 1150 MHz 1100 MHz
Manufacturing process technology 14 nm 14 nm
Texture fill rate 50.40
Shared memory + -
DirectX 12 (12_1) DirectX 12_1
Shader Model 6.4
OpenGL 4.6
OpenCL 2.1
Vulkan 1.1.103
Quick Sync +
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