Home Comparison AMD EPYC 8434P vs AMD EPYC 7451

AMD EPYC 8434P vs AMD EPYC 7451

We compared two server CPUs: AMD EPYC 8434P with 48 cores 2.5GHz and AMD EPYC 7451 with 24 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 8434P 's Advantages
Released 6 years and 3 months late
Higher specification of memory (4800 vs 2666)
Newer PCIe version (5 vs 3)
Higher base frequency (2.5GHz vs 2.3GHz)
Larger L3 cache size (128MB vs 64MB)
More modern manufacturing process (5nm vs 14nm)
AMD EPYC 7451 's Advantages
Lower TDP (180W vs 200W)

Score

VS

General Parameters

Sep 2023
Release Date
Jun 2017
AMD
Manufacturer
AMD
Server
Type
Server
Siena
Core Architecture
Naples
AMD Socket SP6
Socket
AMD Socket SP3
N/A
Integrated Graphics
N/A
EPYC (Zen 4c (Siena))
Generation
EPYC (Zen (Naples))

Package

35.5 billions
Transistor Count
4.8 billions
5 nm
Manufacturing Process
14 nm
200 W
Power Consumption
180 W
75 °C
Peak Operating Temperature
81 °C
TSMC
Foundry
GlobalFoundries
4x73 mm²
Die Size
213 mm²
6 nm
I/O Process Size
-
397 mm²
I/O Die Size
-

CPU Performance

2.5 GHz
Performance Core Base Frequency
2.3 GHz
3.1 GHz
Performance Core Turbo Frequency
3.2 GHz
48
Total Core Count
24
96
Total Thread Count
48
100 MHz
Bus Frequency
100 MHz
25.0
Multiplier
23.0
64 K per core
L1 Cache
96 K per core
1 MB per core
L2 Cache
512 K per core
128 MB shared
L3 Cache
64 MB shared
No
Unlocked Multiplier
Yes
1
SMP
2

Memory Parameters

DDR5-4800
Memory Types
DDR4-2666
6
Max Memory Channels
8
Yes
ECC Memory Support
Yes

Miscellaneous

5
PCIe Version
3
96
PCIe Lanes
-

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