Zen 4

GPTKB entity

Statements (58)
Predicate Object
gptkbp:instanceOf gptkb:microprocessor
gptkbp:announced gptkb:Computex_2022
gptkbp:architecture x86-64
gptkbp:codename gptkb:Bergamo_(cloud_server)
gptkb:Genoa-X_(server)
gptkb:Genoa_(server)
gptkb:Raphael_(desktop)
gptkb:Siena_(edge_server)
gptkbp:coreCount up to 16 (Ryzen)
up to 96 (EPYC)
gptkbp:developedBy gptkb:AMD
gptkbp:fabricationPartner gptkb:TSMC
gptkbp:fabricationProcess 5 nm
gptkbp:features gptkb:SEV_(Secure_Encrypted_Virtualization)
gptkb:SME_(Secure_Memory_Encryption)
gptkb:Shadow_Stack
gptkbp:firstReleased 2022
https://www.w3.org/2000/01/rdf-schema#label Zen 4
gptkbp:instructionSet gptkb:AVX-512
x86-64
gptkbp:L2Cache 1 MB
up to 384 MB (EPYC)
gptkbp:marketedAs servers
workstations
desktop computers
gptkbp:notableFeature chiplet design
improved power efficiency
higher IPC than Zen 3
integrated RDNA 2 graphics (select models)
gptkbp:predecessor gptkb:Zen_3
gptkbp:processNode gptkb:TSMC_N5
gptkbp:RAM 12 (EPYC)
2 (Ryzen)
gptkbp:socket gptkb:AM5
gptkbp:speed up to 5.7 GHz (Ryzen 9 7950X)
gptkbp:successor gptkb:Zen_5
gptkbp:supports gptkb:PCIe_5.0
gptkb:DDR5_memory
gptkb:AMX_(Advanced_Matrix_Extensions)
gptkb:SMT_(Simultaneous_Multithreading)
USB4 (via platform)
Wi-Fi 6E (via platform)
gptkbp:supportsPCIeVersion 128 (EPYC)
28 (Ryzen)
gptkbp:TDP 200W to 400W (EPYC)
65W to 170W (Ryzen)
gptkbp:usedIn gptkb:EPYC_9004_series
gptkb:Ryzen_7000_series
gptkbp:bfsParent gptkb:AMD_EPYC_CPU
gptkb:AMD_EPYC_Genoa_CPUs
gptkb:Ryzen
gptkb:Zen_3
gptkb:AMD_Ryzen
gptkb:AMD_Ryzen_9
gptkb:AMD_Simultaneous_Multithreading
gptkb:Ryzen_5_7600X
gptkb:AMD_Ryzen_7000_CPUs
gptkbp:bfsLayer 6