AMD EPYC 9684X vs AMD EPYC 9655
We compared two server CPUs: AMD EPYC 9684X with 96 cores 2.55GHz and AMD EPYC 9655 with 96 cores 2.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD EPYC 9684X 's Advantages
Larger L3 cache size (1152MB vs 384MB)
AMD EPYC 9655 's Advantages
Released 1 years and 4 months late
Higher specification of memory (6000 vs 4800)
Larger memory bandwidth (576GB/s vs 460.8GB/s)
Higher base frequency (2.6GHz vs 2.55GHz)
More modern manufacturing process (4nm vs 5nm)
Score
Benchmark
Geekbench 6 Single Core
AMD EPYC 9684X
2097
AMD EPYC 9655
+35%
2837
Geekbench 6 Multi Core
AMD EPYC 9684X
21077
AMD EPYC 9655
+6%
22544
General Parameters
Jun 2023
Release Date
Oct 2024
AMD
Manufacturer
AMD
Server
Type
Server
Genoa-X
Core Architecture
Turin
AMD Socket SP5
Socket
AMD Socket SP5
N/A
Integrated Graphics
N/A
EPYC (Zen 4 (Genoa))
Generation
EPYC(Zen 5 (Turin))
Package
135.24 billions
Transistor Count
99.78 billions
5 nm
Manufacturing Process
4 nm
400 W
Power Consumption
400 W
TSMC
Foundry
TSMC
12x72 mm²
Die Size
12x70.6 mm²
6 nm
I/O Process Size
6 nm
397 mm²
I/O Die Size
mm²
CPU Performance
-
Performance Cores
96
-
Performance Core Threads
192
2.55 GHz
Performance Core Base Frequency
2.6 GHz
3.7 GHz
Performance Core Turbo Frequency
4.5 GHz
96
Total Core Count
96
192
Total Thread Count
192
100 MHz
Bus Frequency
100 MHz
25.5
Multiplier
26.0
64 K per core
L1 Cache
80 KB per core
1 MB per core
L2 Cache
1 MB per core
1152 MB shared
L3 Cache
384 MB shared
No
Unlocked Multiplier
No
2
SMP
2
Memory Parameters
DDR5-4800
Memory Types
DDR5-6000
-
Max Memory Size
6 TB
12
Max Memory Channels
12
460.8 GB/s
Max Memory Bandwidth
576 GB/s
Yes
ECC Memory Support
Yes
