AMD EPYC Embedded 3451 vs AMD EPYC 9645
We compared two server CPUs: AMD EPYC Embedded 3451 with 16 cores 2.15GHz and AMD EPYC 9645 with 96 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD EPYC Embedded 3451 's Advantages
Lower TDP (100W vs 320W)
AMD EPYC 9645 's Advantages
Released 6 years and 8 months late
Higher specification of memory (6000 vs 2666)
Newer PCIe version (5 vs 3)
Higher base frequency (2.3GHz vs 2.15GHz)
Larger L3 cache size (256MB vs 32MB)
More modern manufacturing process (3nm vs 14nm)
Score
General Parameters
Feb 2018
Release Date
Oct 2024
AMD
Manufacturer
AMD
Server
Type
Server
Zen
Core Architecture
Turin
AMD BGA SP4r2
Socket
AMD Socket SP5
N/A
Integrated Graphics
N/A
EPYC Embedded (Zen (Snowy Owl))
Generation
EPYC(Zen 5c (Turin))
Package
4.8 billions
Transistor Count
14 nm
Manufacturing Process
3 nm
100 W
Power Consumption
320 W
GlobalFoundries
Foundry
TSMC
2x213 mm²
Die Size
mm²
-
I/O Process Size
6 nm
-
I/O Die Size
mm²
CPU Performance
-
Performance Cores
96
-
Performance Core Threads
192
2.15 GHz
Performance Core Base Frequency
2.3 GHz
3 GHz
Performance Core Turbo Frequency
3.7 GHz
16
Total Core Count
96
32
Total Thread Count
192
100 MHz
Bus Frequency
100 MHz
21.5
Multiplier
23.0
96 K per core
L1 Cache
80 KB per core
512 K per core
L2 Cache
1 MB per core
32 MB shared
L3 Cache
256 MB shared
No
Unlocked Multiplier
No
1
SMP
2
Memory Parameters
DDR4-2666
Memory Types
DDR5-6000
-
Max Memory Size
6 TB
2
Max Memory Channels
12
-
Max Memory Bandwidth
576 GB/s
Yes
ECC Memory Support
Yes
