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Comparison
AMD EPYC 7643P vs AMD EPYC 9734
AMD EPYC 7643P vs AMD EPYC 9734
VS
AMD EPYC 7643P
AMD EPYC 9734
We compared two server CPUs: AMD EPYC 7643P with 48 cores 2.3GHz and AMD EPYC 9734 with 112 cores 2.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD EPYC 7643P 's Advantages
Higher base frequency (2.3GHz vs 2.2GHz)
Lower TDP (225W vs 340W)
AMD EPYC 9734 's Advantages
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)
More modern manufacturing process (5nm vs 7nm)
Score
AMD EPYC 7643P
VS
AMD EPYC 9734
General Parameters
Sep 2023
Release Date
Jun 2023
AMD
Manufacturer
AMD
Server
Type
Server
Milan
Core Architecture
Bergamo
AMD Socket SP3
Socket
AMD Socket SP5
N/A
Integrated Graphics
N/A
EPYC (Zen 3 (Milan))
Generation
EPYC (Zen 4c (Bergamo))
Package
33.2 billions
Transistor Count
71 billions
7 nm
Manufacturing Process
5 nm
225 W
Power Consumption
340 W
TSMC
Foundry
TSMC
8x81 mm²
Die Size
8x73 mm²
12 nm
I/O Process Size
6 nm
416 mm²
I/O Die Size
397 mm²
CPU Performance
2.3 GHz
Performance Core Base Frequency
2.2 GHz
3.6 GHz
Performance Core Turbo Frequency
3 GHz
48
Total Core Count
112
96
Total Thread Count
224
100 MHz
Bus Frequency
100 MHz
23.0
Multiplier
22.0
64 KB per core
L1 Cache
64 KB per core
512 KB per core
L2 Cache
1 MB per core
256 MB shared
L3 Cache
256 MB shared
No
Unlocked Multiplier
No
8
Cores per CCD
-
1
SMP
2
Memory Parameters
DDR4-3200
Memory Types
DDR5-4800
8
Max Memory Channels
12
-
Max Memory Bandwidth
460.8 GB/s
Yes
ECC Memory Support
Yes
Miscellaneous
-
Official Website
AMD EPYC 9734
4
PCIe Version
5
128
PCIe Lanes
128
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