Xeon E5420 vs AMD EPYC Embedded 3251
We compared two server CPUs: Xeon E5420 with 4 cores 2.5GHz and AMD EPYC Embedded 3251 with 8 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD EPYC Embedded 3251 's Advantages
Released 10 years and 3 months late
Higher specification of memory (2666 vs 3)
Newer PCIe version (3 vs 2)
More modern manufacturing process (14nm vs 45nm)
Lower TDP (55W vs 80W)
Score
Benchmark
Geekbench 6 Single Core
Xeon E5420
365
AMD EPYC Embedded 3251
+138%
870
Geekbench 6 Multi Core
Xeon E5420
1054
AMD EPYC Embedded 3251
+368%
4939
General Parameters
Nov 2007
Release Date
Feb 2018
Intel
Manufacturer
AMD
Server
Type
Server
Harpertown
Core Architecture
Zen
Intel Socket 771
Socket
AMD BGA SP4r2
N/A
Integrated Graphics
N/A
Xeon (Harpertown)
Generation
EPYC Embedded (Zen (Snowy Owl))
Package
0.82 billions
Transistor Count
4.8 billions
45 nm
Manufacturing Process
14 nm
80 W
Power Consumption
55 W
Intel
Foundry
GlobalFoundries
2x107 mm²
Die Size
213 mm²
CPU Performance
2.5 GHz
Performance Core Base Frequency
2.5 GHz
0
Performance Core Turbo Frequency
3.1 GHz
4
Total Core Count
8
4
Total Thread Count
16
333 MHz
Bus Frequency
100 MHz
7.5
Multiplier
25.0
64 KB per core
L1 Cache
96 K per core
6 MB per die
L2 Cache
512 K per core
-
L3 Cache
16 MB shared
No
Unlocked Multiplier
No
2
SMP
1
Memory Parameters
DDR2, DDR3
Depends on motherboard
Memory Types
DDR4-2666
2
Max Memory Channels
2
Yes
ECC Memory Support
Yes
Miscellaneous
2
PCIe Version
3
-
PCIe Lanes
32
