AMD EPYC Embedded 3451 vs AMD Ryzen Threadripper PRO 9945WX
We compared two server CPUs: AMD EPYC Embedded 3451 with 16 cores 2.15GHz and AMD Ryzen Threadripper PRO 9945WX with 12 cores 4.7GHz . 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 350W)
AMD Ryzen Threadripper PRO 9945WX 's Advantages
Released 7 years and 5 months late
Higher specification of memory (6400 vs 2666)
Newer PCIe version (5 vs 3)
Higher base frequency (4.7GHz vs 2.15GHz)
Larger L3 cache size (64MB vs 32MB)
More modern manufacturing process (4nm vs 14nm)
Score
General Parameters
Feb 2018
Release Date
Jul 2025
AMD
Manufacturer
AMD
Server
Type
Server
Zen
Core Architecture
Shimada Peak
AMD BGA SP4r2
Socket
AMD Socket sTR5
N/A
Integrated Graphics
N/A
EPYC Embedded (Zen (Snowy Owl))
Generation
Ryzen Threadripper (Zen 5 (Shimada Peak))
Package
4.8 billions
Transistor Count
16.63 billions
14 nm
Manufacturing Process
4 nm
100 W
Power Consumption
350 W
-
Peak Operating Temperature
95°C
GlobalFoundries
Foundry
TSMC
2x213 mm²
Die Size
2x70.6 mm²
-
I/O Process Size
6 nm
-
I/O Die Size
388 mm²
CPU Performance
2.15 GHz
Performance Core Base Frequency
4.7 GHz
3 GHz
Performance Core Turbo Frequency
5.4 GHz
16
Total Core Count
12
32
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
21.5
Multiplier
47.0
96 K per core
L1 Cache
64 KB per core
512 K per core
L2 Cache
1 MB per core
32 MB shared
L3 Cache
64 MB shared
No
Unlocked Multiplier
Yes
1
SMP
1
Memory Parameters
DDR4-2666
Memory Types
DDR5-6400
-
Max Memory Size
2 TB
2
Max Memory Channels
8
Yes
ECC Memory Support
Yes
