AMD EPYC 7643P vs Xeon 6746E
We compared two server CPUs: AMD EPYC 7643P with 48 cores 2.3GHz and Xeon 6746E with 112 cores 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 2GHz)
Larger L3 cache size (256MB vs 96MB)
Lower TDP (225W vs 250W)
Xeon 6746E 's Advantages
Released 9 months late
Higher specification of memory (5600 vs 3200)
Newer PCIe version (5 vs 4)
More modern manufacturing process (5nm vs 7nm)
Score
Benchmark
Geekbench 6 Single Core
AMD EPYC 7643P
+36%
1420
Xeon 6746E
1040
Geekbench 6 Multi Core
AMD EPYC 7643P
1431
Xeon 6746E
+802%
12915
General Parameters
Sep 2023
Release Date
Jun 2024
AMD
Manufacturer
Intel
Server
Type
Server
Milan
Core Architecture
Sierra Forest
AMD Socket SP3
Socket
Intel Socket 4710
N/A
Integrated Graphics
N/A
EPYC (Zen 3 (Milan))
Generation
Xeon 6(Sierra Forest-SP)
Package
33.2 billions
Transistor Count
-
7 nm
Manufacturing Process
5 nm
225 W
Power Consumption
250 W
-
Peak Operating Temperature
102°C
TSMC
Foundry
Intel
8x81 mm²
Die Size
-
12 nm
I/O Process Size
10 nm
416 mm²
I/O Die Size
-
CPU Performance
2.3 GHz
Performance Core Base Frequency
2 GHz
3.6 GHz
Performance Core Turbo Frequency
2.7 GHz
48
Total Core Count
112
96
Total Thread Count
112
100 MHz
Bus Frequency
100 MHz
23.0
Multiplier
20.0
64 KB per core
L1 Cache
96 KB per core
512 KB per core
L2 Cache
4 MB per module
256 MB shared
L3 Cache
96 MB shared
No
Unlocked Multiplier
No
8
Cores per CCD
-
1
SMP
2
-
AVX-512 FMA Ports
2
Memory Parameters
DDR4-3200
Memory Types
DDR5-5600
-
Max Memory Size
1 TB
8
Max Memory Channels
8
Yes
ECC Memory Support
Yes
Miscellaneous
4
PCIe Version
5
128
PCIe Lanes
88
