LGA 2066

LGA 2066

Type	LGA
Chip form factors	Flip-chip land grid array (FCLGA)
Contacts	2066
FSB protocol	Intel QPI DMI 3.0
Processors	Kaby Lake-X Skylake-X Skylake-W Cascade Lake-X Cascade Lake-W
Predecessor	LGA 2011
Successor	LGA 4189
Memory support	DDR4
This article is part of the CPU socket series

LGA 2066, also called Socket R4, is a CPU socket by Intel that debuted with Skylake-X and Kaby Lake-X processors in June 2017.^[1] It replaces Intel's LGA 2011-3 (R3) in the performance, high-end desktop and Workstation platforms (based on the X299 "Basin Falls" and C422 chipsets), while LGA 3647 (Socket P) replaces LGA 2011-3 (R3) in the server platforms based on Skylake-SP (Xeon "Purley").