|
gptkbp:instanceOf
|
gptkb:microprocessor
|
|
gptkbp:cacheHierarchy
|
L1, L2, L3
|
|
gptkbp:chipletDesign
|
yes
|
|
gptkbp:codename
|
gptkb:Matisse
gptkb:Rome
gptkb:Chagall
gptkb:Renoir
gptkb:Castle_Peak
|
|
gptkbp:coreCountPerCCX
|
up to 4
|
|
gptkbp:developedBy
|
gptkb:AMD
|
|
gptkbp:energyEfficiency
|
improved over Zen+
|
|
gptkbp:fabric
|
gptkb:Infinity_Fabric_2.0
|
|
gptkbp:hasModel
|
gptkb:Zen
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Zen 2 architecture
|
|
gptkbp:improves
|
double floating point performance over Zen+
|
|
gptkbp:instructionSet
|
x86-64
|
|
gptkbp:IOdieProcessNode
|
12nm
|
|
gptkbp:L1CachePerCore
|
32KB instruction, 32KB data
|
|
gptkbp:L2Cache
|
512KB
|
|
gptkbp:L3CachePerCCX
|
16MB
|
|
gptkbp:market
|
gptkb:server
gptkb:workstation
mobile
desktop
|
|
gptkbp:marketedAs
|
7nm desktop and server CPUs
|
|
gptkbp:maxCoresPerSocket
|
up to 64 (EPYC Rome)
|
|
gptkbp:maxThreadsPerSocket
|
up to 128 (EPYC Rome)
|
|
gptkbp:notableFeature
|
chiplet-based design
increased IPC over Zen+
separate IO die
|
|
gptkbp:notableProduct
|
gptkb:EPYC_7742
gptkb:Ryzen_7_3700X
gptkb:Threadripper_3990X
gptkb:Ryzen_9_3900X
|
|
gptkbp:predecessor
|
gptkb:Zen+
|
|
gptkbp:processNode
|
7nm
|
|
gptkbp:releaseDate
|
2019
|
|
gptkbp:SMT
|
yes
|
|
gptkbp:successor
|
gptkb:Zen_3
|
|
gptkbp:supports
|
gptkb:DDR4_memory
gptkb:PCIe_4.0
|
|
gptkbp:transistorCount
|
3.9 billion per CCD
|
|
gptkbp:usedIn
|
gptkb:Ryzen_3000_series
gptkb:Threadripper_3000_series
gptkb:EPYC_Rome
|
|
gptkbp:bfsParent
|
gptkb:AM4
|
|
gptkbp:bfsLayer
|
6
|