Iris Plus Graphics 645 vs Iris Plus Graphics 650

In this comparison between Iris Plus Graphics 645 and Iris Plus Graphics 650 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 Iris Plus Graphics 650 will be their preference. Study the comparison tables below and make your choice.

Iris Plus Graphics 645 and Iris Plus Graphics 650 are Laptop Graphics Cards

Note: Iris Plus Graphics 645 and Iris Plus Graphics 650 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 Iris Plus Graphics 650 here:

Main Specs

  Iris Plus Graphics 645 Iris Plus Graphics 650
Power consumption (TDP) 15 Watt 15 Watt
Interface PCIe 3.0 x1 PCIe 3.0 x1
Memory type DDR3/DDR4 DDR3L/LPDDR3/DDR4
Maximum RAM amount 32 GB
Display Connectors No outputs No outputs
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  • Both graphics cards have the same power consumption of 15 Watt.
  • Both video cards are using PCIe 3.0 x1 interface connection to a motherboard.
  • Both cards are used in Laptops.
  • Iris Plus Graphics 645 is build with Gen. 9.5 Coffee Lake architecture, and Iris Plus Graphics 650 - with Gen. 9.5 Kaby Lake.
  • Both graphics cards have the same core clock speed.
  • Iris Plus Graphics 645 and Iris Plus Graphics 650 are manufactured by 14 nm process technology.

Game benchmarks

high / 1080p 4−5 8−9
ultra / 1080p 2−3 5−6
QHD / 1440p 0−1 0−1
low / 720p 12−14 18−20
medium / 1080p 5−6 10−11
The average gaming FPS of Iris Plus Graphics 650 in Assassin's Creed Odyssey is 66% more, than Iris Plus Graphics 645.

Full Specs

  Iris Plus Graphics 645 Iris Plus Graphics 650
Architecture Gen. 9.5 Coffee Lake Gen. 9.5 Kaby Lake
Code name Kaby Lake GT3e Kaby Lake GT3e
Type Laptop Laptop
Release date 10 July 2019 3 January 2017
Pipelines 48 48
Core clock speed 300 MHz 300 MHz
Boost Clock 1150 MHz 1100 MHz
Transistor count 189 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 50.40 55.20
Floating-point performance 883 gflops
Memory bus width 64/128 Bit
Shared memory + +
DirectX 12 (12_1) 12 (12_1)
Shader Model 6.4 6.4
OpenGL 4.6 4.6
OpenCL 2.1 2.1
Vulkan 1.1.103 1.1.103
Quick Sync + +
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