This is Intel's DG1 discrete GPU, but you can't buy one - The Verge
Intel Xe-HPG DG2 Arc Alchemist with 448 EUs referenced in recent Mesa commit, could potentially take on AMD Radeon RX 6600 or Nvidia GeForce RTX 3060 Ti - NotebookCheck.net News
Intel ARC Alchemist GPU Dies Measured, Flagship DG2-512 As Big As NVIDIA's GA104 & DG2-128 Almost Halve of GA106
Intel In House 6nm Gaming GPU With 16GB GDDR6 Memory Could Make The RTX 3070 Sweat – Droid News
Intel DG2: new leaks may confirm 128 and 512 EU variants - NotebookCheck.net News