EPYC 4465P vs AMD EPYC 7643P
We compared two server CPUs: EPYC 4465P with 12 cores 3.4GHz and AMD EPYC 7643P with 48 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
EPYC 4465P 's Advantages
Released 1 years and 8 months late
Higher specification of memory (5600 vs 3200)
Newer PCIe version (5 vs 4)
Higher base frequency (3.4GHz vs 2.3GHz)
More modern manufacturing process (4nm vs 7nm)
Lower TDP (65W vs 225W)
AMD EPYC 7643P 's Advantages
Larger L3 cache size (256MB vs 64MB)
Score
General Parameters
May 2025
Release Date
Sep 2023
AMD
Manufacturer
AMD
Server
Type
Server
Grado
Core Architecture
Milan
AMD Socket AM5
Socket
AMD Socket SP3
Radeon Graphics
Integrated Graphics
N/A
EPYC (Zen 5 (Grado))
Generation
EPYC (Zen 3 (Milan))
Package
16.63 billions
Transistor Count
33.2 billions
4 nm
Manufacturing Process
7 nm
65 W
Power Consumption
225 W
95°C
Peak Operating Temperature
-
TSMC
Foundry
TSMC
2x70.6 mm²
Die Size
8x81 mm²
6 nm
I/O Process Size
12 nm
122 mm²
I/O Die Size
416 mm²
CPU Performance
3.4 GHz
Performance Core Base Frequency
2.3 GHz
5.4 GHz
Performance Core Turbo Frequency
3.6 GHz
12
Total Core Count
48
24
Total Thread Count
96
100 MHz
Bus Frequency
100 MHz
34.0
Multiplier
23.0
80 KB per core
L1 Cache
64 KB per core
1 MB per core
L2 Cache
512 KB per core
64 MB shared
L3 Cache
256 MB shared
No
Unlocked Multiplier
No
-
Cores per CCD
8
1
SMP
1
Memory Parameters
DDR5-5600
Memory Types
DDR4-3200
2
Max Memory Channels
8
Yes
ECC Memory Support
Yes
Miscellaneous
5
PCIe Version
4
24
PCIe Lanes
128
