Iris Plus Graphics 645 vs UHD Graphics G7 Lakefield GT2 64 EU

In this comparison between Iris Plus Graphics 645 and UHD Graphics G7 Lakefield GT2 64 EU you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Iris Plus Graphics 645 will be the best choice, for others UHD Graphics G7 Lakefield GT2 64 EU will be their preference. Study the comparison tables below and make your choice.

Iris Plus Graphics 645 and UHD Graphics G7 Lakefield GT2 64 EU are Laptop Graphics Cards

Note: Iris Plus Graphics 645 and UHD Graphics G7 Lakefield GT2 64 EU 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 UHD Graphics G7 Lakefield GT2 64 EU here:

Main Specs

  Iris Plus Graphics 645 UHD Graphics G7 Lakefield GT2 64 EU
Power consumption (TDP) 15 Watt
Interface PCIe 3.0 x1
Memory type DDR3/DDR4 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 UHD Graphics G7 Lakefield GT2 64 EU - with Gen. 11 Ice Lake.
  • Core clock speed of Iris Plus Graphics 645 is 100 MHz higher, than UHD Graphics G7 Lakefield GT2 64 EU.
  • Iris Plus Graphics 645 is manufactured by 14 nm process technology, and UHD Graphics G7 Lakefield GT2 64 EU - by 10 nm process technology.

Game benchmarks

high / 1080p 4−5 5−6
ultra / 1080p 2−3 3−4
QHD / 1440p 0−1 0−1
low / 720p 12−14 14−16
medium / 1080p 5−6 6−7
The average gaming FPS of UHD Graphics G7 Lakefield GT2 64 EU in Assassin's Creed Odyssey is 16% more, than Iris Plus Graphics 645.

Full Specs

  Iris Plus Graphics 645 UHD Graphics G7 Lakefield GT2 64 EU
Architecture Gen. 9.5 Coffee Lake Gen. 11 Ice Lake
Code name Kaby Lake GT3e Lakefield GT2
Type Laptop Laptop
Release date 10 July 2019 28 May 2020
Pipelines 48 64
Core clock speed 300 MHz 200 MHz
Boost Clock 1150 MHz 500 MHz
Manufacturing process technology 14 nm 10 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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