AMD EPYC 8534P vs AMD EPYC 7643P
We compared two server CPUs: AMD EPYC 8534P with 64 cores 2.3GHz 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
AMD EPYC 8534P 's Advantages
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)
More modern manufacturing process (5nm vs 7nm)
Lower TDP (200W vs 225W)
AMD EPYC 7643P 's Advantages
Larger L3 cache size (256MB vs 128MB)
Score
Benchmark
Geekbench 6 Single Core
AMD EPYC 8534P
+18%
1689
AMD EPYC 7643P
1420
Geekbench 6 Multi Core
AMD EPYC 8534P
+599%
10011
AMD EPYC 7643P
1431
General Parameters
Sep 2023
Release Date
Sep 2023
AMD
Manufacturer
AMD
Server
Type
Server
Siena
Core Architecture
Milan
AMD Socket SP6
Socket
AMD Socket SP3
N/A
Integrated Graphics
N/A
EPYC (Zen 4c (Siena))
Generation
EPYC (Zen 3 (Milan))
Package
35.5 billions
Transistor Count
33.2 billions
5 nm
Manufacturing Process
7 nm
200 W
Power Consumption
225 W
75 °C
Peak Operating Temperature
-
TSMC
Foundry
TSMC
4x73 mm²
Die Size
8x81 mm²
6 nm
I/O Process Size
12 nm
397 mm²
I/O Die Size
416 mm²
CPU Performance
2.3 GHz
Performance Core Base Frequency
2.3 GHz
3.1 GHz
Performance Core Turbo Frequency
3.6 GHz
64
Total Core Count
48
128
Total Thread Count
96
100 MHz
Bus Frequency
100 MHz
23.0
Multiplier
23.0
64 K per core
L1 Cache
64 KB per core
1 MB per core
L2 Cache
512 KB per core
128 MB shared
L3 Cache
256 MB shared
No
Unlocked Multiplier
No
-
Cores per CCD
8
1
SMP
1
Memory Parameters
DDR5-4800
Memory Types
DDR4-3200
6
Max Memory Channels
8
Yes
ECC Memory Support
Yes
Miscellaneous
5
PCIe Version
4
96
PCIe Lanes
128
