Intel Xeon Gold 6421N vs AMD EPYC 7742
We compared two server CPUs: Intel Xeon Gold 6421N with 32 cores 1.8GHz and AMD EPYC 7742 with 64 cores 2.25GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon Gold 6421N 's Advantages
Released 3 years and 5 months late
Higher specification of memory (4400 vs 3200)
Newer PCIe version (5 vs 4)
Lower TDP (185W vs 225W)
AMD EPYC 7742 's Advantages
Higher base frequency (2.25GHz vs 1.8GHz)
Larger L3 cache size (256MB vs 60MB)
More modern manufacturing process (7nm vs 10nm)
Score
Benchmark
Geekbench 6 Single Core
Intel Xeon Gold 6421N
+420%
2104
AMD EPYC 7742
404
Geekbench 6 Multi Core
Intel Xeon Gold 6421N
+7277%
12541
AMD EPYC 7742
170
General Parameters
Jan 2023
Release Date
Aug 2019
Intel
Manufacturer
AMD
Server
Type
Server
Sapphire Rapids
Core Architecture
Rome
Intel Socket 4677
Socket
AMD Socket SP3
N/A
Integrated Graphics
N/A
Xeon Gold (Sapphire Rapids-SP)
Generation
EPYC (Zen 2 (Rome))
Package
-
Transistor Count
3.8 billions
10 nm
Manufacturing Process
7 nm
185 W
Power Consumption
225 W
85 °C
Peak Operating Temperature
-
Intel
Foundry
TSMC
-
Die Size
74 mm²
CPU Performance
1.8 GHz
Performance Core Base Frequency
2.25 GHz
3.6 GHz
Performance Core Turbo Frequency
3.4 GHz
32
Total Core Count
64
64
Total Thread Count
128
100 MHz
Bus Frequency
100 MHz
18.0
Multiplier
22.5
80 K per core
L1 Cache
96 K per core
2 MB per core
L2 Cache
512 K per core
60 MB
L3 Cache
256 MB shared
No
Unlocked Multiplier
No
1
SMP
2
2
AVX-512 FMA Ports
-
Memory Parameters
DDR5-4400
Memory Types
DDR4-3200
8
Max Memory Channels
8
Yes
ECC Memory Support
Yes
Miscellaneous
5
PCIe Version
4
80
PCIe Lanes
-
