AMD EPYC Embedded 3451 vs Xeon 6516P B
We compared two server CPUs: AMD EPYC Embedded 3451 with 16 cores 2.15GHz and Xeon 6516P B with 20 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 145W)
Xeon 6516P B 's Advantages
Released 7 years late
Higher specification of memory (4800 vs 2666)
Newer PCIe version (5 vs 3)
Higher base frequency (2.3GHz vs 2.15GHz)
Larger L3 cache size (80MB vs 32MB)
More modern manufacturing process (5nm vs 14nm)
Score
General Parameters
Feb 2018
Release Date
Feb 2025
AMD
Manufacturer
Intel
Server
Type
Server
Zen
Core Architecture
Granite Rapids
AMD BGA SP4r2
Socket
Intel BGA 4368
N/A
Integrated Graphics
N/A
EPYC Embedded (Zen (Snowy Owl))
Generation
Xeon 6 (Granite Rapids-D)
Package
4.8 billions
Transistor Count
-
14 nm
Manufacturing Process
5 nm
100 W
Power Consumption
145 W
GlobalFoundries
Foundry
Intel
2x213 mm²
Die Size
598 mm²
-
I/O Process Size
10 nm
CPU Performance
2.15 GHz
Performance Core Base Frequency
2.3 GHz
3 GHz
Performance Core Turbo Frequency
3.5 GHz
16
Total Core Count
20
32
Total Thread Count
40
100 MHz
Bus Frequency
100 MHz
21.5
Multiplier
23.0
96 K per core
L1 Cache
112 KB per core
512 K per core
L2 Cache
2 MB per core
32 MB shared
L3 Cache
80 MB shared
No
Unlocked Multiplier
No
1
SMP
2
-
AVX-512 FMA Ports
2
Memory Parameters
DDR4-2666
Memory Types
DDR5-4800
-
Max Memory Size
1.13 TB
2
Max Memory Channels
4
Yes
ECC Memory Support
Yes
Miscellaneous
3
PCIe Version
5
64
PCIe Lanes
32
