AMD EPYC 7401P vs AMD EPYC 9745
We compared two server CPUs: AMD EPYC 7401P with 24 cores 2GHz and AMD EPYC 9745 with 128 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD EPYC 7401P 's Advantages
Lower TDP (170W vs 400W)
AMD EPYC 9745 's Advantages
Released 7 years and 4 months late
Higher specification of memory (6000 vs 2666)
Newer PCIe version (5 vs 3)
Higher base frequency (2.4GHz vs 2GHz)
Larger L3 cache size (256MB vs 64MB)
More modern manufacturing process (3nm vs 14nm)
Score
Benchmark
Geekbench 6 Single Core
AMD EPYC 7401P
965
AMD EPYC 9745
+144%
2357
Geekbench 6 Multi Core
AMD EPYC 7401P
8067
AMD EPYC 9745
+192%
23581
General Parameters
Jun 2017
Release Date
Oct 2024
AMD
Manufacturer
AMD
Server
Type
Server
Naples
Core Architecture
Turin
AMD Socket SP3
Socket
AMD Socket SP5
N/A
Integrated Graphics
N/A
EPYC (Zen (Naples))
Generation
EPYC(Zen 5c (Turin))
Package
4.8 billions
Transistor Count
14 nm
Manufacturing Process
3 nm
170 W
Power Consumption
400 W
85 °C
Peak Operating Temperature
-
GlobalFoundries
Foundry
TSMC
213 mm²
Die Size
mm²
-
I/O Process Size
6 nm
-
I/O Die Size
mm²
CPU Performance
-
Performance Cores
128
-
Performance Core Threads
256
2 GHz
Performance Core Base Frequency
2.4 GHz
3 GHz
Performance Core Turbo Frequency
3.7 GHz
24
Total Core Count
128
48
Total Thread Count
256
100 MHz
Bus Frequency
100 MHz
20.0
Multiplier
24.0
96 K per core
L1 Cache
80 KB per core
512 K per core
L2 Cache
1 MB per core
64 MB shared
L3 Cache
256 MB shared
Yes
Unlocked Multiplier
No
1
SMP
2
Memory Parameters
DDR4-2666
Memory Types
DDR5-6000
-
Max Memory Size
6 TB
8
Max Memory Channels
12
-
Max Memory Bandwidth
576 GB/s
Yes
ECC Memory Support
Yes
