This was introduced with the Haswell laptop processor in 2013. Intel HD Graphics is still being used on low end to mid range laptops and most of laptops with discrete graphics cards from its rivals like Nvidia GeForce and AMD Radeon.
Intel Iris Plus
This was introduced in 2015 alongside the Skylake architecture. Intel HD Graphics and UHD Graphics are still being used on low end to mid range laptops and some laptops with discrete graphics cards from its rivals.
Intel Iris Xe
Stylized as Intel iRIS Xe, this was introduced in 2020 alongside the Intel Evo mobile platform and the Ice Lake processors. Intel introduced Iris Xe graphics in 2020, followed by the Iris Xe MAX variant for laptops in the same year, and its first desktop graphics card later in March 2021.
The higher end version of its Intel Xe-based discrete graphics line will be branded as Intel Arc instead of Iris Xe.
The Intel Xe-based UHD Graphics is still being used with laptops running on 11th gen Core i3, Celeron and Pentium, some Core i5 and i7 laptops with discrete graphics from its rivals, and most of integrated graphics of their desktop chips.