LGA 4189
{{Short description|Intel CPU socket}}
{{Use American English|date=April 2023}}
{{Use mdy dates|date=April 2023}}
{{Infobox CPU socket
| name = LGA 4189
| image =
| release-date = {{Start date|2020|04|18}}
| designed-by = Intel
| manufacturer = Lotes
| formfactors = Flip-chip
| contacts = 4189
| protocol = PCI Express
| fsb =
| voltage =
| dimensions =
| processors = {{ubl|Cooper Lake|Ice Lake-SP}}
| predecessor = LGA 3647
| successor = LGA 4677
| memory = DDR4
}}
LGA 4189 is an Intel microprocessor compatible socket, used by Cooper Lake{{Cite web |last=Hruska |first=Joel |date=June 22, 2020 |title=Intel Launches Cooper Lake With New AI, Increased Bandwidth, 2nd Gen Optane |url=https://www.extremetech.com/computing/311895-intel-launches-cooper-lake-with-new-ai-increased-bandwidth-2nd-gen-optane |website=ExtremeTech |language=en-US |access-date=August 22, 2020}}{{Cite news |last1=Shilov |first1=Anton |last2=Cutress |first2=Ian |date=August 8, 2018 |title=Intel Server Roadmap: 14nm Cooper Lake in 2019, 10nm Ice Lake in 2020 |url=https://www.anandtech.com/show/13194/intel-shows-xeon-2018-2019-roadmap-cooper-lakesp-and-ice-lakesp-confirmed |website=AnandTech |language=en-US |access-date=September 3, 2018}}{{Cite web |last=Kennedy |first=Patrick |date=March 16, 2020 |title=Intel Cooper Lake Rationalized Still Launching 1H 2020 |url=https://www.servethehome.com/intel-cooper-lake-rationalized-still-launching-1h-2020/ |website=ServeTheHome |language=en-US |access-date=April 16, 2021}} and Ice Lake-SP microprocessors.{{Cite web |title=LGA 4189 is the Latest Socket for Intel's Next Generation of Xeon CPUs |url=https://www.techpowerup.com/258873/lga-4189-is-the-latest-socket-for-intels-next-generation-of-xeon-cpus? |website=TechPowerUp |language=en-US |date=September 3, 2019 |access-date=November 9, 2021}}{{Cite web |title=Intel Launches Its Most Advanced Performance Data Center Platform |url=https://www.intel.com/content/www/us/en/newsroom/news/3rd-gen-xeon-scalable-processors.html |website=Intel Newsroom |language=en-US |date=April 6, 2021 |access-date=November 19, 2022}}{{Cite web |title=How to Install an Intel® Xeon® Processor into an LGA4189 Socket |url=https://www.intel.com/content/www/us/en/support/articles/000058870/processors/intel-xeon-processors.html |website=Intel |language=en-US |date=June 25, 2021 |access-date=November 19, 2022}}
Two incompatible versions exist: Socket P5 for Cedar Island platform and Cooper Lake, and Socket P4 for Whitley platform and Ice Lake-SP.{{Cite web |last=Kennedy |first=Patrick |date=25 February 2021 |title=Installing a 3rd Generation Intel Xeon Scalable LGA4189 CPU and Cooler |url=https://www.servethehome.com/installing-a-3rd-generation-intel-xeon-scalable-lga4189-cpu-and-cooler/ |website=ServeTheHome |language=en-US |access-date=November 19, 2022}}