AMD EPYC 7773X vs AMD EPYC 9634
We compared two server CPUs: AMD EPYC 7773X with 64 cores 2.2GHz and AMD EPYC 9634 with 84 cores 2.25GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD EPYC 7773X 's Advantages
Larger L3 cache size (768MB vs 384MB)
Lower TDP (280W vs 290W)
AMD EPYC 9634 's Advantages
Released 8 months late
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)
Higher base frequency (2.25GHz vs 2.2GHz)
More modern manufacturing process (5nm vs 7nm)
Score
Benchmark
Geekbench 6 Single Core
AMD EPYC 7773X
+31%
1656
AMD EPYC 9634
1262
Geekbench 6 Multi Core
AMD EPYC 7773X
2811
AMD EPYC 9634
+99%
5595
General Parameters
Mar 2022
Release Date
Nov 2022
AMD
Manufacturer
AMD
Server
Type
Server
Milan-X
Core Architecture
Genoa
AMD Socket SP3
Socket
AMD Socket SP5
N/A
Integrated Graphics
N/A
EPYC (Zen 3 (Milan))
Generation
EPYC (Zen 4 (Genoa))
Package
33.2 billions
Transistor Count
78.84 billions
7 nm
Manufacturing Process
5 nm
280 W
Power Consumption
290 W
TSMC
Foundry
TSMC
8x81 mm²
Die Size
12x72 mm²
12 nm
I/O Process Size
6 nm
416 mm²
I/O Die Size
397 mm²
CPU Performance
2.2 GHz
Performance Core Base Frequency
2.25 GHz
3.5 GHz
Performance Core Turbo Frequency
3.7 GHz
64
Total Core Count
84
128
Total Thread Count
168
100 MHz
Bus Frequency
100 MHz
22.0
Multiplier
22.5
64 K per core
L1 Cache
64 K per core
512 K per core
L2 Cache
1 MB per core
768 MB shared
L3 Cache
384 MB shared
No
Unlocked Multiplier
No
8
Cores per CCD
-
2
SMP
2
Memory Parameters
DDR4-3200
Memory Types
DDR5-4800
8
Max Memory Channels
12
Yes
ECC Memory Support
Yes
Miscellaneous
4
PCIe Version
5
128
PCIe Lanes
128
