CPU Wiki

EPYC 9745

AMD · x86-64 · AMD Socket SP5 · Server/Workstation · 2024

Key facts

Production status: Active
Release date: 2024-10-10
Cores / Threads: 128 / 256
Base clock: 2400 MHz
Turbo clock: 3700 MHz
TDP: -
Process: 3 nm
Codename: Turin
Generation: EPYC (Zen 5c (Turin))

All available specs

FieldValue
nameEPYC 9745
SocketAMD Socket SP5
FoundryTSMC
Process Size3 nm
PackageFC-LGA6096
MarketServer/Workstation
Production StatusActive
Release DateOct 10th, 2024
Part#100-000001460
Frequency2.4 GHz
Turbo Clockup to 3.7 GHz
Base Clock100 MHz
Multiplier24.0x
Multiplier UnlockedNo
CodenameTurin
GenerationEPYC (Zen 5c (Turin))
Memory SupportDDR5
ECC MemoryYes
# of Cores128
# of Threads256
SMP # CPUs2
Cache L180 KB (per core)
Cache L21 MB (per core)
FeaturesMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AES, AVX, AVX2, AVX-512, AVX-VNNI, VNNI/VEX, BMI1, BMI2, BFloat16, SHA, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, X2AVIC, AIBRS, SEV-SNP, 5-level NPT, SMT, Precision Boost 2
NotesCXL 2.0 supports Type 3 devices which can provide significant increases to system attached DRAM capacity. SEV-SNP security features extend to Type 3 devices.AMD's "Turin" CPUs can be configured for DDR5 6400 MT/s with 1 DIMM per channel (1DPC) in specific scenarios, but 6000 MT/s is the official supported rating for the SP5 platform with firmware updates provided.
Rated Speed6000 MT/s
Memory BusTwelve-channel
Memory Bandwidth576.0 GB/s
Launch Price$12,141
PCI-ExpressGen 5, 128 Lanes (CPU only)
Cache L3256 MB (shared)
Configurable TDP320-400 W
I/O Process Size6 nm
CXLGen 2.0
2DPC Rated Speed4400 MT/s