Home Comparison Intel Xeon Platinum 8458P vs AMD EPYC 7643

Intel Xeon Platinum 8458P vs AMD EPYC 7643

Intel Xeon Platinum 8458P
VS
AMD EPYC 7643
Intel Xeon Platinum 8458P
AMD EPYC 7643
We compared two server CPUs: Intel Xeon Platinum 8458P with 44 cores 2.7GHz and AMD EPYC 7643 with 48 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Platinum 8458P 's Advantages
Released 1 years and 10 months late
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)
Higher base frequency (2.7GHz vs 2.3GHz)
AMD EPYC 7643 's Advantages
Larger L3 cache size (256MB vs 82.5MB)
More modern manufacturing process (7nm vs 10nm)
Lower TDP (225W vs 350W)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon Platinum 8458P +4%
1764
AMD EPYC 7643
1696
Geekbench 6 Multi Core
Intel Xeon Platinum 8458P +75%
17458
AMD EPYC 7643
9939
Intel Xeon Platinum 8458P
VS
AMD EPYC 7643

General Parameters

Jan 2023
Release Date
Mar 2021
Intel
Manufacturer
AMD
Server
Type
Server
Sapphire Rapids
Core Architecture
Milan
Intel Socket 4677
Socket
AMD Socket SP3
N/A
Integrated Graphics
N/A
Xeon Platinum (Sapphire Rapids-SP)
Generation
EPYC (Zen 3 (Milan))

Package

-
Transistor Count
33.2 billions
10 nm
Manufacturing Process
7 nm
350 W
Power Consumption
225 W
78 °C
Peak Operating Temperature
-
Intel
Foundry
TSMC
4x477 mm²
Die Size
8x81 mm²
-
I/O Process Size
12 nm
-
I/O Die Size
416 mm²

CPU Performance

2.7 GHz
Performance Core Base Frequency
2.3 GHz
3.8 GHz
Performance Core Turbo Frequency
3.6 GHz
44
Total Core Count
48
88
Total Thread Count
96
100 MHz
Bus Frequency
100 MHz
27.0
Multiplier
23.0
80 K per core
L1 Cache
64 KB per core
2 MB per core
L2 Cache
512 KB per core
82.5 MB
L3 Cache
256 MB shared
No
Unlocked Multiplier
No
-
Cores per CCD
6
2
SMP
2
2
AVX-512 FMA Ports
-

Memory Parameters

DDR5-4800
Memory Types
DDR4-3200
8
Max Memory Channels
8
Yes
ECC Memory Support
Yes

Miscellaneous

5
PCIe Version
4
80
PCIe Lanes
128

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