AMD EPYC 7451 vs Intel Xeon 6543P-B
We compared two server CPUs: AMD EPYC 7451 with 24 cores 2.3GHz and Xeon 6543P B with 32 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD EPYC 7451 's Advantages
Higher base frequency (2.3GHz vs 2GHz)
Intel Xeon 6543P-B 's Advantages
Released 7 years and 8 months late
Higher specification of memory (5600 vs 2666)
Newer PCIe version (5 vs 3)
Larger L3 cache size (128MB vs 64MB)
More modern manufacturing process (5nm vs 14nm)
Lower TDP (160W vs 180W)
Score
General Parameters
Jun 2017
Release Date
Feb 2025
AMD
Manufacturer
Intel
Server
Type
Server
-
-
-
Naples
Core Architecture
Granite Rapids
-
-
-
AMD Socket SP3
Socket
Intel BGA 4368
N/A
Integrated Graphics
N/A
EPYC (Zen (Naples))
Generation
Xeon 6 (Granite Rapids-D)
Package
4.8 billions
Transistor Count
-
14 nm
Manufacturing Process
5 nm
-
-
-
180 W
Power Consumption
160 W
-
-
-
81 °C
Peak Operating Temperature
-
GlobalFoundries
Foundry
Intel
213 mm²
Die Size
598 mm²
-
I/O Process Size
10 nm
-
-
-
-
-
-
CPU Performance
-
-
-
-
-
-
2.3 GHz
Performance Core Base Frequency
2 GHz
3.2 GHz
Performance Core Turbo Frequency
3.3 GHz
-
-
-
-
-
-
-
-
-
-
-
-
24
Total Core Count
32
48
Total Thread Count
64
100 MHz
Bus Frequency
100 MHz
23.0
Multiplier
20.0
-
-
-
96 K per core
L1 Cache
112 KB per core
512 K per core
L2 Cache
2 MB per core
64 MB shared
L3 Cache
128 MB shared
Yes
Unlocked Multiplier
No
-
-
-
-
2
SMP
1
-
AVX-512 FMA Ports
2
-
-
-
Memory Parameters
DDR4-2666
Memory Types
DDR5-5600
-
Max Memory Size
1.13 TB
8
Max Memory Channels
4
-
-
-
Yes
ECC Memory Support
Yes
Graphics Card Parameters
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
AI Accelerator
-
-
-
-
-
-
Miscellaneous
-
-
-
3
PCIe Version
5
-
PCIe Lanes
32
-
-
-
-
