Key facts
Production status: Active
Release date: 2023-09-18
Cores / Threads: 48 / 96
Base clock: 2500 MHz
Turbo clock: 3100 MHz
TDP: -
Process: 5 nm
Codename: Siena
Generation: EPYC (Zen 4c (Siena))
All available specs
| Field | Value |
|---|---|
| name | EPYC 8434P |
| Socket | AMD Socket SP6 |
| Foundry | TSMC |
| Process Size | 5 nm |
| Transistors | 35,500 million |
| Die Size | 4x 73 mm² |
| Package | FC-LGA4844 |
| Market | Server/Workstation |
| Production Status | Active |
| Release Date | Sep 18th, 2023 |
| Part# | 100-000000877 |
| Frequency | 2.5 GHz |
| Turbo Clock | up to 3.1 GHz |
| Base Clock | 100 MHz |
| Multiplier | 25.0x |
| Multiplier Unlocked | No |
| Codename | Siena |
| Generation | EPYC (Zen 4c (Siena)) |
| Memory Support | DDR5 |
| ECC Memory | Yes |
| # of Cores | 48 |
| # of Threads | 96 |
| SMP # CPUs | 1 |
| Cache L1 | 64 KB (per core) |
| Cache L2 | 1 MB (per core) |
| Features | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AES, AVX, AVX2, AVX-512, VNNI, BMI1, BMI2, BFloat16, SHA, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, X2AVIC, AIBRS, 5-level NPT, SMT, Precision Boost 2 |
| Rated Speed | 4800 MT/s |
| Memory Bus | Six-channel |
| Memory Bandwidth | 230.4 GB/s |
| Launch Price | $2,700 |
| PCI-Express | Gen 5, 96 Lanes (CPU only) |
| Cache L3 | 128 MB (shared) |
| tCaseMax | 75°C |
| Configurable TDP | 155-225 W |
| All-Core Turbo | 3.1 GHz |
| I/O Process Size | 6 nm |
| I/O Die Size | 397 mm² |
| I/O Transistors | 11,000 million |