Epyc 4345P

General

Manufacturer

AMD

Family

Epyc

Codename

Grado

Microarchitecture

Zen 5

Type

Server

Instruction set

x86-64

Release date

May 2025

Launch price

US$ 329

Socket

AM5

Memory

DDR5-5600

Product page

amd.com ↗

Performance

Cores

8

Threads

16

Base clock

3.8 GHz

Boost clock

5.5 GHz

L2 cache

1 MB

L3 cache

32 MB

TDP

65 W

Extensions

MMXSSESSE2SSE3SSSE3SSE4aSSE4.1SSE4.2AESAVXF16CFMA3AVX2SHAAVX-512AVX-VNNI

SPEC CPU

SPECrate 2017 Integer (base)

119 ↗

SPECrate 2017 Floating Point (base)

115 ↗

Highest published base result on a system with one processor. Each score links to its result at spec.org; retrieved Nov 10, 2026.

SPEC CPU 2017 was retired in November 2026: no new results are published, and its scores cannot be compared with SPEC CPU 2026.

SPEC, SPECrate and SPEC CPU are registered trademarks of the Standard Performance Evaluation Corporation (SPEC).