# Arm Neoverse CSS N4 Launched for Next-Gen CPUs and DPUs

DevFeed: [Arm Neoverse CSS N4 Launched for Next-Gen CPUs and DPUs](<https://devfeed.tech/articles/arm-neoverse-css-n4-launched-for-next-gen-cpus-and-dpus-14006.md>)

Original publisher: [Read original article](<https://www.servethehome.com/arm-neoverse-css-n4-launched-for-next-gen-cpus-and-dpus/>)

Author: Cliff Robinson

Published: 2026-09-09T17:10:12Z

Content type: news

Language: en

Sources: [ServeTheHome](<https://devfeed.tech/sources/servethehome.md>)

Topics: [Arm](<https://devfeed.tech/topics/arm.md>), [cpu](<https://devfeed.tech/topics/cpu.md>), [datacenter](<https://devfeed.tech/topics/datacenter.md>)

Tags: [architecture](<https://devfeed.tech/tags/architecture.md>), [arm](<https://devfeed.tech/tags/arm.md>), [armv9](<https://devfeed.tech/tags/armv9.md>), [compute](<https://devfeed.tech/tags/compute.md>), [connectivity](<https://devfeed.tech/tags/connectivity.md>), [core](<https://devfeed.tech/tags/core.md>), [cpu](<https://devfeed.tech/tags/cpu.md>), [ddr5](<https://devfeed.tech/tags/ddr5.md>), [memory](<https://devfeed.tech/tags/memory.md>), [mesh](<https://devfeed.tech/tags/mesh.md>), [neoverse](<https://devfeed.tech/tags/neoverse.md>), [neoverse-css](<https://devfeed.tech/tags/neoverse-css.md>), [neoverse-n4](<https://devfeed.tech/tags/neoverse-n4.md>), [pcie](<https://devfeed.tech/tags/pcie.md>), [server](<https://devfeed.tech/tags/server.md>), [server-cpus](<https://devfeed.tech/tags/server-cpus.md>)

## AI overview

Arm announced the Neoverse CSS N4 compute subsystem for future server CPUs and DPUs. The 3nm design supports 8 to 128 cores per die, Armv9.3, PCIe Gen7, LPDDR6, DDR5, MRDIMMs, and chiplet connectivity.

## Source excerpt

The new Arm Neoverse CSS N4 IP is out so companies can quickly build next-generation power-efficient PCIe Gen7 CPUs The post Arm Neoverse CSS N4 Launched for Next-Gen CPUs and DPUs appeared first on ServeTheHome.